Slightly improve API, bump version to 3.2.0 for release

Methods are now properly annotated @Nullable when they may return null. More descriptive exceptions are thrown when issues occur instead of just returning null.

.gitignore

@@ -5,6 +5,6 @@
 **/.idea
 **/target
 **/bin
-**/lib
 **/out
 **dependency-reduced-pom.xml
+**pom.xml.versionsBackup

api/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvparent</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvapi</artifactId>
@@ -16,7 +16,8 @@
       <groupId>org.bukkit</groupId>
       <artifactId>bukkit</artifactId>
       <version>1.4.5-R1.0</version>
-      <scope>provided</scope>
+      <scope>system</scope>
+      <systemPath>${project.basedir}/../lib/bukkit-1.4.5-R1.0.jar</systemPath>
     </dependency>
   </dependencies>
 

api/src/main/java/com/lishid/openinv/IOpenInv.java

@@ -1,5 +1,7 @@
 package com.lishid.openinv;
 
+import javax.annotation.Nullable;
+
 import com.lishid.openinv.internal.IAnySilentContainer;
 import com.lishid.openinv.internal.IInventoryAccess;
 import com.lishid.openinv.internal.ISpecialEnderChest;
@@ -16,54 +18,6 @@ import org.bukkit.plugin.Plugin;
  */
 public interface IOpenInv {
 
-    /**
-     * Checks if the server version is supported by OpenInv.
-     * 
-     * @return true if the server version is supported
-     */
-    public boolean isSupportedVersion();
-
-    /**
-     * Gets the active IInventoryAccess implementation. May return null if the server version is
-     * unsupported.
-     * 
-     * @return the IInventoryAccess
-     */
-    public IInventoryAccess getInventoryAccess();
-
-    /**
-     * Gets the active ISilentContainer implementation. May return null if the server version is
-     * unsupported.
-     * 
-     * @return the ISilentContainer
-     */
-    public IAnySilentContainer getAnySilentContainer();
-
-    /**
-     * Gets an ISpecialPlayerInventory for the given Player.
-     * 
-     * @param player the Player
-     * @param online true if the Player is currently online
-     * @return the ISpecialPlayerInventory
-     */
-    public ISpecialPlayerInventory getInventory(Player player, boolean online);
-
-    /**
-     * Gets an ISpecialEnderChest for the given Player.
-     * 
-     * @param player the Player
-     * @param online true if the Player is currently online
-     * @return the ISpecialEnderChest
-     */
-    public ISpecialEnderChest getEnderChest(Player player, boolean online);
-
-    /**
-     * Forcibly unload a cached Player's data.
-     * 
-     * @param player the OfflinePlayer to unload
-     */
-    public void unload(OfflinePlayer player);
-
     /**
      * Check the configuration value for whether or not OpenInv saves player data when unloading
      * players. This is exclusively for users who do not allow editing of inventories, only viewing,
@@ -75,62 +29,118 @@ public interface IOpenInv {
     public boolean disableSaving();
 
     /**
-     * Check the configuration value for whether or not OpenInv displays a notification to the user
+     * Gets the active ISilentContainer implementation. May return null if the server version is
-     * when a container is activated with SilentChest.
+     * unsupported.
      *
-     * @return true unless configured otherwise
+     * @return the ISilentContainer
+     * @throws IllegalStateException if the server version is unsupported
      */
-    public boolean notifySilentChest();
+    public IAnySilentContainer getAnySilentContainer();
 
     /**
-     * Check the configuration value for whether or not OpenInv displays a notification to the user
+     * Gets an ISpecialEnderChest for the given Player. Returns null if the ISpecialEnderChest could
-     * when a container is activated with AnyChest.
+     * not be instantiated.
      *
-     * @return true unless configured otherwise
+     * @deprecated Use {@link IOpenInv#getSpecialEnderChest(Player, boolean)}
+     * @param player the Player
+     * @param online true if the Player is currently online
+     * @return the ISpecialEnderChest
+     * @throws IllegalStateException if the server version is unsupported
      */
-    public boolean notifyAnyChest();
+    @Deprecated
+    @Nullable
+    public ISpecialEnderChest getEnderChest(Player player, boolean online);
 
     /**
-     * Gets a player's SilentChest setting.
+     * Gets an ISpecialPlayerInventory for the given Player. Returns null if the
+     * ISpecialPlayerInventory could not be instantiated.
      *
-     * @param player the OfflinePlayer
+     * @deprecated Use {@link IOpenInv#getSpecialInventory(Player, boolean)}
-     * @return true if SilentChest is enabled
+     * @param player the Player
+     * @param online true if the Player is currently online
+     * @return the ISpecialPlayerInventory
+     * @throws IllegalStateException if the server version is unsupported
      */
-    public boolean getPlayerSilentChestStatus(OfflinePlayer player);
+    @Deprecated
+    @Nullable
+    public ISpecialPlayerInventory getInventory(Player player, boolean online);
 
     /**
-     * Sets a player's SilentChest setting.
+     * Gets the active IInventoryAccess implementation. May return null if the server version is
+     * unsupported.
      *
-     * @param player the OfflinePlayer
+     * @return the IInventoryAccess
-     * @param status the status
+     * @throws IllegalStateException if the server version is unsupported
      */
-    public void setPlayerSilentChestStatus(OfflinePlayer player, boolean status);
+    public IInventoryAccess getInventoryAccess();
 
     /**
      * Gets the provided player's AnyChest setting.
      *
      * @param player the OfflinePlayer
      * @return true if AnyChest is enabled
+     * @throws IllegalStateException if the server version is unsupported
      */
     public boolean getPlayerAnyChestStatus(OfflinePlayer player);
 
-    /**
-     * Sets a player's AnyChest setting.
-     * 
-     * @param player the OfflinePlayer
-     * @param status the status
-     */
-    public void setPlayerAnyChestStatus(OfflinePlayer player, boolean status);
-
     /**
      * Gets a unique identifier by which the OfflinePlayer can be referenced. Using the value
      * returned to look up a Player will generally be much faster for later implementations.
      *
      * @param offline the OfflinePlayer
      * @return the identifier
+     * @throws IllegalStateException if the server version is unsupported
      */
     public String getPlayerID(OfflinePlayer offline);
 
+    /**
+     * Gets a player's SilentChest setting.
+     *
+     * @param player the OfflinePlayer
+     * @return true if SilentChest is enabled
+     * @throws IllegalStateException if the server version is unsupported
+     */
+    public boolean getPlayerSilentChestStatus(OfflinePlayer player);
+
+    /**
+     * Gets an ISpecialEnderChest for the given Player.
+     *
+     * @param player the Player
+     * @param online true if the Player is currently online
+     * @return the ISpecialEnderChest
+     * @throws IllegalStateException if the server version is unsupported
+     * @throws InstantiationException if the ISpecialEnderChest could not be instantiated
+     */
+    public ISpecialEnderChest getSpecialEnderChest(Player player, boolean online) throws InstantiationException;
+
+    /**
+     * Gets an ISpecialPlayerInventory for the given Player.
+     *
+     * @param player the Player
+     * @param online true if the Player is currently online
+     * @return the ISpecialPlayerInventory
+     * @throws IllegalStateException if the server version is unsupported
+     * @throws InstantiationException if the ISpecialPlayerInventory could not be instantiated
+     */
+    public ISpecialPlayerInventory getSpecialInventory(Player player, boolean online) throws InstantiationException;
+
+    /**
+     * Checks if the server version is supported by OpenInv.
+     *
+     * @return true if the server version is supported
+     */
+    public boolean isSupportedVersion();
+
+    /**
+     * Load a Player from an OfflinePlayer. May return null under some circumstances.
+     *
+     * @param offline the OfflinePlayer to load a Player for
+     * @return the Player, or null
+     * @throws IllegalStateException if the server version is unsupported
+     */
+    @Nullable
+    public Player loadPlayer(final OfflinePlayer offline);
+
     /**
      * Get an OfflinePlayer by name.
      * <p>
@@ -141,15 +151,34 @@ public interface IOpenInv {
      * @param name the name of the Player
      * @return the OfflinePlayer with the closest matching name or null if no players have ever logged in
      */
+    @Nullable
     public OfflinePlayer matchPlayer(String name);
 
     /**
-     * Load a Player from an OfflinePlayer. May return null under some circumstances.
+     * Check the configuration value for whether or not OpenInv displays a notification to the user
+     * when a container is activated with AnyChest.
      *
-     * @param offline the OfflinePlayer to load a Player for
+     * @return true unless configured otherwise
-     * @return the Player
      */
-    public Player loadPlayer(final OfflinePlayer offline);
+    public boolean notifyAnyChest();
+
+    /**
+     * Check the configuration value for whether or not OpenInv displays a notification to the user
+     * when a container is activated with SilentChest.
+     *
+     * @return true unless configured otherwise
+     */
+    public boolean notifySilentChest();
+
+    /**
+     * Mark a Player as no longer in use by a Plugin to allow OpenInv to remove it from the cache
+     * when eligible.
+     *
+     * @param player the Player
+     * @param plugin the Plugin no longer holding a reference to the Player
+     * @throws IllegalStateException if the server version is unsupported
+     */
+    public void releasePlayer(Player player, Plugin plugin);
 
     /**
      * Mark a Player as in use by a Plugin to prevent it from being removed from the cache. Used to
@@ -172,16 +201,34 @@ public interface IOpenInv {
      *
      * @param player the Player
      * @param plugin the Plugin holding the reference to the Player
+     * @throws IllegalStateException if the server version is unsupported
      */
     public void retainPlayer(Player player, Plugin plugin);
 
     /**
-     * Mark a Player as no longer in use by a Plugin to allow OpenInv to remove it from the cache
+     * Sets a player's AnyChest setting.
-     * when eligible.
      *
-     * @param player the Player
+     * @param player the OfflinePlayer
-     * @param plugin the Plugin no longer holding a reference to the Player
+     * @param status the status
+     * @throws IllegalStateException if the server version is unsupported
      */
-    public void releasePlayer(Player player, Plugin plugin);
+    public void setPlayerAnyChestStatus(OfflinePlayer player, boolean status);
+
+    /**
+     * Sets a player's SilentChest setting.
+     *
+     * @param player the OfflinePlayer
+     * @param status the status
+     * @throws IllegalStateException if the server version is unsupported
+     */
+    public void setPlayerSilentChestStatus(OfflinePlayer player, boolean status);
+
+    /**
+     * Forcibly unload a cached Player's data.
+     *
+     * @param player the OfflinePlayer to unload
+     * @throws IllegalStateException if the server version is unsupported
+     */
+    public void unload(OfflinePlayer player);
 
 }

api/src/main/java/com/lishid/openinv/internal/IInventoryAccess.java

@@ -16,17 +16,21 @@
 
 package com.lishid.openinv.internal;
 
+import javax.annotation.Nullable;
+
 import org.bukkit.inventory.Inventory;
 
 public interface IInventoryAccess {
 
     /**
-     * Check if an Inventory is an ISpecialPlayerInventory implementation.
+     * Gets an ISpecialEnderChest from an Inventory or null if the Inventory is not backed by an
+     * ISpecialEnderChest.
      *
      * @param inventory the Inventory
-     * @return true if the Inventory is backed by an ISpecialPlayerInventory
+     * @return the ISpecialEnderChest or null
      */
-    public boolean isSpecialPlayerInventory(Inventory inventory);
+    @Nullable
+    public ISpecialEnderChest getSpecialEnderChest(Inventory inventory);
 
     /**
      * Gets an ISpecialPlayerInventory from an Inventory or null if the Inventory is not backed by
@@ -35,6 +39,7 @@ public interface IInventoryAccess {
      * @param inventory the Inventory
      * @return the ISpecialPlayerInventory or null
      */
+    @Nullable
     public ISpecialPlayerInventory getSpecialPlayerInventory(Inventory inventory);
 
     /**
@@ -46,12 +51,11 @@ public interface IInventoryAccess {
     public boolean isSpecialEnderChest(Inventory inventory);
 
     /**
-     * Gets an ISpecialEnderChest from an Inventory or null if the Inventory is not backed by an
+     * Check if an Inventory is an ISpecialPlayerInventory implementation.
-     * ISpecialEnderChest.
      *
      * @param inventory the Inventory
-     * @return the ISpecialEnderChest or null
+     * @return true if the Inventory is backed by an ISpecialPlayerInventory
      */
-    public ISpecialEnderChest getSpecialEnderChest(Inventory inventory);
+    public boolean isSpecialPlayerInventory(Inventory inventory);
 
 }

assembly/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvparent</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvassembly</artifactId>

common/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvparent</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvcommon</artifactId>
@@ -16,13 +16,13 @@
       <groupId>org.bukkit</groupId>
       <artifactId>bukkit</artifactId>
       <version>1.4.5-R1.0</version>
-      <scope>provided</scope>
+      <scope>system</scope>
+      <systemPath>${project.basedir}/../lib/bukkit-1.4.5-R1.0.jar</systemPath>
     </dependency>
-
     <dependency>
       <groupId>com.lishid</groupId>
       <artifactId>openinvapi</artifactId>
-      <version>1.0-SNAPSHOT</version>
+      <version>3.2.0</version>
     </dependency>
   </dependencies>
 

common/src/main/java/com/lishid/openinv/util/Cache.java

@@ -9,7 +9,7 @@ import com.google.common.collect.Multimap;
 import com.google.common.collect.TreeMultimap;
 
 /**
- * A minimal time-based cache implementation backed by a HashMap and TreeMultimap.
+ * A minimal thread-safe time-based cache implementation backed by a HashMap and TreeMultimap.
  * 
  * @author Jikoo
  */
@@ -59,9 +59,11 @@ public class Cache<K, V> {
         // Invalidate key - runs lazy check and ensures value won't be cleaned up early
         invalidate(key);
 
+        synchronized (internal) {
             internal.put(key, value);
             expiry.put(System.currentTimeMillis() + retention, key);
         }
+    }
 
     /**
      * Returns the value to which the specified key is mapped, or null if no value is mapped for the key.
@@ -70,11 +72,13 @@ public class Cache<K, V> {
      * @return the value to which the specified key is mapped, or null if no value is mapped for the key
      */
     public V get(K key) {
+        synchronized (internal) {
             // Run lazy check to clean cache
             lazyCheck();
 
             return internal.get(key);
         }
+    }
 
     /**
      * Returns true if the specified key is mapped to a value.
@@ -83,11 +87,13 @@ public class Cache<K, V> {
      * @return true if a mapping exists for the specified key
      */
     public boolean containsKey(K key) {
+        synchronized (internal) {
             // Run lazy check to clean cache
             lazyCheck();
 
             return internal.containsKey(key);
         }
+    }
 
     /**
      * Forcibly invalidates a key, even if it is considered to be in use.
@@ -95,6 +101,7 @@ public class Cache<K, V> {
      * @param key key to invalidate
      */
     public void invalidate(K key) {
+        synchronized (internal) {
             // Run lazy check to clean cache
             lazyCheck();
 
@@ -114,17 +121,20 @@ public class Cache<K, V> {
                 }
             }
         }
+    }
 
     /**
      * Forcibly invalidates all keys, even if they are considered to be in use.
      */
     public void invalidateAll() {
+        synchronized (internal) {
             for (V value : internal.values()) {
                 postRemoval.run(value);
             }
             expiry.clear();
             internal.clear();
         }
+    }
 
     /**
      * Invalidate all expired keys that are not considered in use. If a key is expired but is

common/src/main/java/com/lishid/openinv/util/InternalAccessor.java

@@ -18,6 +18,7 @@ package com.lishid.openinv.util;
 
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
 
 import com.lishid.openinv.internal.IAnySilentContainer;
 import com.lishid.openinv.internal.IInventoryAccess;
@@ -30,23 +31,132 @@ import org.bukkit.plugin.Plugin;
 
 public class InternalAccessor {
 
-    private final Plugin plugin;
+    public static <T> T grabFieldOfTypeFromObject(final Class<T> type, final Object object) {
+        // Use reflection to find the IInventory
+        Class<?> clazz = object.getClass();
+        T result = null;
+        for (Field f : clazz.getDeclaredFields()) {
+            f.setAccessible(true);
+            if (type.isAssignableFrom(f.getDeclaringClass())) {
+                try {
+                    result = type.cast(f.get(object));
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+        return result;
+    }
 
+    private final Plugin plugin;
     private final String version;
     private boolean supported = false;
+    private IPlayerDataManager playerDataManager;
+    private IInventoryAccess inventoryAccess;
 
-    public InternalAccessor(Plugin plugin) {
+    private IAnySilentContainer anySilentContainer;
+
+    public InternalAccessor(final Plugin plugin) {
         this.plugin = plugin;
 
         String packageName = plugin.getServer().getClass().getPackage().getName();
-        version = packageName.substring(packageName.lastIndexOf('.') + 1);
+        this.version = packageName.substring(packageName.lastIndexOf('.') + 1);
 
         try {
-            Class.forName("com.lishid.openinv.internal." + version + ".PlayerDataManager");
+            Class.forName("com.lishid.openinv.internal." + this.version + ".SpecialPlayerInventory");
-            supported = true;
+            Class.forName("com.lishid.openinv.internal." + this.version + ".SpecialEnderChest");
+            this.playerDataManager = this.createObject(IPlayerDataManager.class, "PlayerDataManager");
+            this.inventoryAccess = this.createObject(IInventoryAccess.class, "InventoryAccess");
+            this.anySilentContainer = this.createObject(IAnySilentContainer.class, "AnySilentContainer");
+            this.supported = true;
         } catch (Exception e) {}
     }
 
+    private <T> T createObject(final Class<? extends T> assignableClass, final String className,
+            final Object... params) throws ClassCastException, ClassNotFoundException,
+            InstantiationException, IllegalAccessException, IllegalArgumentException,
+            InvocationTargetException, NoSuchMethodException, SecurityException {
+        // Fetch internal class if it exists.
+        Class<?> internalClass = Class.forName("com.lishid.openinv.internal." + this.version + "." + className);
+        if (!assignableClass.isAssignableFrom(internalClass)) {
+            String message = String.format("Found class %s but cannot cast to %s!", internalClass.getName(), assignableClass.getName());
+            this.plugin.getLogger().warning(message);
+            throw new IllegalStateException(message);
+        }
+
+        // Quick return: no parameters, no need to fiddle about finding the correct constructor.
+        if (params.length == 0) {
+            return assignableClass.cast(internalClass.getConstructor().newInstance());
+        }
+
+        // Search constructors for one matching the given parameters
+        nextConstructor: for (Constructor<?> constructor : internalClass.getConstructors()) {
+            Class<?>[] requiredClasses = constructor.getParameterTypes();
+            if (requiredClasses.length != params.length) {
+                continue;
+            }
+            for (int i = 0; i < params.length; ++i) {
+                if (!requiredClasses[i].isAssignableFrom(params[i].getClass())) {
+                    continue nextConstructor;
+                }
+            }
+            return assignableClass.cast(constructor.newInstance(params));
+        }
+
+        StringBuilder builder = new StringBuilder("Found class ").append(internalClass.getName())
+                .append(" but cannot find any matching constructors for [");
+        for (Object object : params) {
+            builder.append(object.getClass().getName()).append(", ");
+        }
+        if (params.length > 0) {
+            builder.delete(builder.length() - 2, builder.length());
+        }
+
+        String message = builder.append(']').toString();
+        this.plugin.getLogger().warning(message);
+
+        throw new IllegalArgumentException(message);
+    }
+
+    /**
+     * Creates an instance of the IAnySilentContainer implementation for the current server version.
+     *
+     * @return the IAnySilentContainer
+     * @throws IllegalStateException if server version is unsupported
+     */
+    public IAnySilentContainer getAnySilentContainer() {
+        if (!this.supported) {
+            throw new IllegalStateException(String.format("Unsupported server version %s!", this.version));
+        }
+        return this.anySilentContainer;
+    }
+
+    /**
+     * Creates an instance of the IInventoryAccess implementation for the current server version.
+     *
+     * @return the IInventoryAccess
+     * @throws IllegalStateException if server version is unsupported
+     */
+    public IInventoryAccess getInventoryAccess() {
+        if (!this.supported) {
+            throw new IllegalStateException(String.format("Unsupported server version %s!", this.version));
+        }
+        return this.inventoryAccess;
+    }
+
+    /**
+     * Creates an instance of the IPlayerDataManager implementation for the current server version.
+     *
+     * @return the IPlayerDataManager
+     * @throws IllegalStateException if server version is unsupported
+     */
+    public IPlayerDataManager getPlayerDataManager() {
+        if (!this.supported) {
+            throw new IllegalStateException(String.format("Unsupported server version %s!", this.version));
+        }
+        return this.playerDataManager;
+    }
+
     /**
      * Gets the server implementation version. If not initialized, returns the string "null"
      * instead.
@@ -66,48 +176,6 @@ public class InternalAccessor {
         return this.supported;
     }
 
-    /**
-     * Creates an instance of the IPlayerDataManager implementation for the current server version,
-     * or null if unsupported.
-     * 
-     * @return the IPlayerDataManager
-     */
-    public IPlayerDataManager newPlayerDataManager() {
-        return createObject(IPlayerDataManager.class, "PlayerDataManager");
-    }
-
-    /**
-     * Creates an instance of the IInventoryAccess implementation for the current server version, or
-     * null if unsupported.
-     * 
-     * @return the IInventoryAccess
-     */
-    public IInventoryAccess newInventoryAccess() {
-        return createObject(IInventoryAccess.class, "InventoryAccess");
-    }
-
-    /**
-     * Creates an instance of the IAnySilentContainer implementation for the current server version,
-     * or null if unsupported.
-     * 
-     * @return the IAnySilentContainer
-     */
-    public IAnySilentContainer newAnySilentContainer() {
-        return createObject(IAnySilentContainer.class, "AnySilentContainer");
-    }
-
-    /**
-     * Creates an instance of the ISpecialPlayerInventory implementation for the given Player, or
-     * null if the current version is unsupported.
-     * 
-     * @param player the Player
-     * @param online true if the Player is online
-     * @return the ISpecialPlayerInventory created
-     */
-    public ISpecialPlayerInventory newSpecialPlayerInventory(Player player, boolean online) {
-        return createObject(ISpecialPlayerInventory.class, "SpecialPlayerInventory", player, online);
-    }
-
     /**
      * Creates an instance of the ISpecialEnderChest implementation for the given Player, or
      * null if the current version is unsupported.
@@ -115,72 +183,36 @@ public class InternalAccessor {
      * @param player the Player
      * @param online true if the Player is online
      * @return the ISpecialEnderChest created
+     * @throws InstantiationException if the ISpecialEnderChest could not be instantiated
      */
-    public ISpecialEnderChest newSpecialEnderChest(Player player, boolean online) {
+    public ISpecialEnderChest newSpecialEnderChest(final Player player, final boolean online) throws InstantiationException {
-        return createObject(ISpecialEnderChest.class, "SpecialEnderChest", player, online);
+        if (!this.supported) {
+            throw new IllegalStateException(String.format("Unsupported server version %s!", this.version));
         }
-
-    private <T> T createObject(Class<? extends T> assignableClass, String className, Object... params) {
         try {
-            // Check if internal versioned class exists
+            return this.createObject(ISpecialEnderChest.class, "SpecialEnderChest", player, online);
-            Class<?> internalClass = Class.forName("com.lishid.openinv.internal." + version + "." + className);
-            if (!assignableClass.isAssignableFrom(internalClass)) {
-                plugin.getLogger().warning("Found class " + internalClass.getName() + " but cannot cast to " + assignableClass.getName());
-                return null;
-            }
-
-            // Quick return: no parameters, no need to fiddle about finding the correct constructor.
-            if (params.length == 0) {
-                return assignableClass.cast(internalClass.getConstructor().newInstance());
-            }
-
-            // Search constructors for one matching the given parameters
-            nextConstructor: for (Constructor<?> constructor : internalClass.getConstructors()) {
-                Class<?>[] requiredClasses = constructor.getParameterTypes();
-                if (requiredClasses.length != params.length) {
-                    continue;
-                }
-                for (int i = 0; i < params.length; ++i) {
-                    if (!requiredClasses[i].isAssignableFrom(params[i].getClass())) {
-                        continue nextConstructor;
-                    }
-                }
-                return assignableClass.cast(constructor.newInstance(params));
-            }
-
-            StringBuilder message = new StringBuilder("Found class ").append(internalClass.getName())
-                    .append(" but cannot find any matching constructors for [");
-            for (Object object : params) {
-                message.append(object.getClass().getName()).append(", ");
-            }
-            if (params.length > 0) {
-                message.delete(message.length() - 2, message.length());
-            }
-
-            plugin.getLogger().warning(message.append(']').toString());
         } catch (Exception e) {
-            plugin.getLogger().warning("OpenInv encountered an error with the CraftBukkit version \"" + version + "\". Please look for an updated version of OpenInv.");
+            throw new InstantiationException(String.format("Unable to create a new ISpecialEnderChest: %s", e.getMessage()));
-            e.printStackTrace();
+        }
     }
 
-        return null;
+    /**
+     * Creates an instance of the ISpecialPlayerInventory implementation for the given Player..
+     *
+     * @param player the Player
+     * @param online true if the Player is online
+     * @return the ISpecialPlayerInventory created
+     * @throws InstantiationException if the ISpecialPlayerInventory could not be instantiated
+     */
+    public ISpecialPlayerInventory newSpecialPlayerInventory(final Player player, final boolean online) throws InstantiationException {
+        if (!this.supported) {
+            throw new IllegalStateException(String.format("Unsupported server version %s!", this.version));
         }
-
-    public static <T> T grabFieldOfTypeFromObject(Class<T> type, Object object) {
-        // Use reflection to find the iinventory
-        Class<?> clazz = object.getClass();
-        T result = null;
-        for (Field f : clazz.getDeclaredFields()) {
-            f.setAccessible(true);
-            if (type.isAssignableFrom(f.getDeclaringClass())) {
         try {
-                    result = type.cast(f.get(object));
+            return this.createObject(ISpecialPlayerInventory.class, "SpecialPlayerInventory", player, online);
         } catch (Exception e) {
-                    e.printStackTrace();
+            throw new InstantiationException(String.format("Unable to create a new ISpecialPlayerInventory: %s", e.getMessage()));
         }
     }
-        }
-        return result;
-    }
 
 }

internal/1_4_5/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_4_5</artifactId>
   <name>OpenInvAdapter1_4_5</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.4.5-R1.0</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/1_4_5/src/main/java/com/lishid/openinv/internal/v1_4_5/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_4_5.AxisAlignedBB;
 import net.minecraft.server.v1_4_5.BlockEnderChest;
+import net.minecraft.server.v1_4_5.Container;
 import net.minecraft.server.v1_4_5.EntityOcelot;
 import net.minecraft.server.v1_4_5.EntityPlayer;
 import net.minecraft.server.v1_4_5.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_4_5.TileEntityChest;
 import net.minecraft.server.v1_4_5.TileEntityEnderChest;
 import net.minecraft.server.v1_4_5.World;
 
-import org.bukkit.craftbukkit.v1_4_5.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_4_5.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.netServerHandler.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize()));
+            player.netServerHandler.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize()));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/1_4_5/src/main/java/com/lishid/openinv/internal/v1_4_5/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_4_5.IInventory;
 
 import org.bukkit.craftbukkit.v1_4_5.inventory.CraftInventory;

internal/1_4_5/src/main/java/com/lishid/openinv/internal/v1_4_5/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_4_5.EntityPlayer;
 import net.minecraft.server.v1_4_5.ItemInWorldManager;
 import net.minecraft.server.v1_4_5.MinecraftServer;
 
 import org.bukkit.craftbukkit.v1_4_5.CraftServer;
+import org.bukkit.craftbukkit.v1_4_5.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -77,4 +78,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().f(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/1_4_5/src/main/java/com/lishid/openinv/internal/v1_4_5/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_4_5;
 
-// Volatile
 import net.minecraft.server.v1_4_5.ContainerChest;
 import net.minecraft.server.v1_4_5.EntityHuman;
 import net.minecraft.server.v1_4_5.IInventory;

internal/1_4_5/src/main/java/com/lishid/openinv/internal/v1_4_5/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_4_5.EntityPlayer;
 import net.minecraft.server.v1_4_5.IInventory;
 import net.minecraft.server.v1_4_5.InventoryEnderChest;
 import net.minecraft.server.v1_4_5.InventorySubcontainer;
@@ -46,12 +46,12 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(((CraftPlayer) player).getHandle().getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                ((CraftPlayer) player).getHandle().getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -64,8 +64,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/1_4_5/src/main/java/com/lishid/openinv/internal/v1_4_5/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_4_5.ItemStack;
 import net.minecraft.server.v1_4_5.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_4_5.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_4_5.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/1_4_6/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_4_6</artifactId>
   <name>OpenInvAdapter1_4_6</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.4.6-R0.3</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/1_4_6/src/main/java/com/lishid/openinv/internal/v1_4_6/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_4_6.AxisAlignedBB;
 import net.minecraft.server.v1_4_6.BlockEnderChest;
+import net.minecraft.server.v1_4_6.Container;
 import net.minecraft.server.v1_4_6.EntityOcelot;
 import net.minecraft.server.v1_4_6.EntityPlayer;
 import net.minecraft.server.v1_4_6.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_4_6.TileEntityChest;
 import net.minecraft.server.v1_4_6.TileEntityEnderChest;
 import net.minecraft.server.v1_4_6.World;
 
-import org.bukkit.craftbukkit.v1_4_6.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_4_6.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize()));
+            player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize()));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/1_4_6/src/main/java/com/lishid/openinv/internal/v1_4_6/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_4_6.IInventory;
 
 import org.bukkit.craftbukkit.v1_4_6.inventory.CraftInventory;

internal/1_4_6/src/main/java/com/lishid/openinv/internal/v1_4_6/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_4_6.EntityPlayer;
 import net.minecraft.server.v1_4_6.MinecraftServer;
 import net.minecraft.server.v1_4_6.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_4_6.CraftServer;
+import org.bukkit.craftbukkit.v1_4_6.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -77,4 +78,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().f(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/1_4_6/src/main/java/com/lishid/openinv/internal/v1_4_6/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_4_6;
 
-// Volatile
 import net.minecraft.server.v1_4_6.ContainerChest;
 import net.minecraft.server.v1_4_6.EntityHuman;
 import net.minecraft.server.v1_4_6.IInventory;

internal/1_4_6/src/main/java/com/lishid/openinv/internal/v1_4_6/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_4_6.EntityPlayer;
 import net.minecraft.server.v1_4_6.IInventory;
 import net.minecraft.server.v1_4_6.InventoryEnderChest;
 import net.minecraft.server.v1_4_6.InventorySubcontainer;
@@ -46,12 +46,12 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(((CraftPlayer) player).getHandle().getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                ((CraftPlayer) player).getHandle().getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -64,8 +64,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/1_4_6/src/main/java/com/lishid/openinv/internal/v1_4_6/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_4_6.ItemStack;
 import net.minecraft.server.v1_4_6.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_4_6.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_4_6.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/pom.xml

@@ -1,11 +1,11 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<?xml version="1.0" encoding="UTF-8"?>
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvparent</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvinternal</artifactId>
@@ -18,20 +18,16 @@
     <profile>
       <id>latest</id>
       <modules>
-        <module>v1_11_R1</module>
+        <module>v1_12_R1</module>
       </modules>
     </profile>
 
     <profile>
-      <id>modern</id>
+      <id>recent</id>
+      <!-- The recent profile is for the most recent 2 versions. -->
       <modules>
-        <module>v1_8_R1</module>
-        <module>v1_8_R2</module>
-        <module>v1_8_R3</module>
-        <module>v1_9_R1</module>
-        <module>v1_9_R2</module>
-        <module>v1_10_R1</module>
         <module>v1_11_R1</module>
+        <module>v1_12_R1</module>
       </modules>
     </profile>
 
@@ -60,6 +56,7 @@
         <module>v1_9_R2</module>
         <module>v1_10_R1</module>
         <module>v1_11_R1</module>
+        <module>v1_12_R1</module>
       </modules>
     </profile>
 

internal/v1_10_R1/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_10_R1</artifactId>
   <name>OpenInvAdapter1_10_R1</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.spigotmc</groupId>
       <artifactId>spigot</artifactId>
       <version>1.10-R0.1-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_10_R1/src/main/java/com/lishid/openinv/internal/v1_10_R1/AnySilentContainer.java

@@ -22,11 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_10_R1.AxisAlignedBB;
 import net.minecraft.server.v1_10_R1.Block;
 import net.minecraft.server.v1_10_R1.BlockChest;
-import net.minecraft.server.v1_10_R1.BlockChest.Type;
 import net.minecraft.server.v1_10_R1.BlockEnderChest;
 import net.minecraft.server.v1_10_R1.BlockPosition;
 import net.minecraft.server.v1_10_R1.Container;
@@ -34,7 +32,6 @@ import net.minecraft.server.v1_10_R1.Entity;
 import net.minecraft.server.v1_10_R1.EntityOcelot;
 import net.minecraft.server.v1_10_R1.EntityPlayer;
 import net.minecraft.server.v1_10_R1.EnumDirection;
-import net.minecraft.server.v1_10_R1.IInventory;
 import net.minecraft.server.v1_10_R1.ITileInventory;
 import net.minecraft.server.v1_10_R1.InventoryEnderChest;
 import net.minecraft.server.v1_10_R1.InventoryLargeChest;
@@ -45,7 +42,7 @@ import net.minecraft.server.v1_10_R1.TileEntityChest;
 import net.minecraft.server.v1_10_R1.TileEntityEnderChest;
 import net.minecraft.server.v1_10_R1.World;
 
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_10_R1.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -56,7 +53,7 @@ public class AnySilentContainer implements IAnySilentContainer {
 
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block b) {
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
         BlockPosition blockPosition = new BlockPosition(b.getX(), b.getY(), b.getZ());
         Block block = world.getType(blockPosition).getBlock();
@@ -115,7 +112,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block b) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is pretty much API-only
         if (silentchest && b.getType() == Material.ENDER_CHEST) {
@@ -141,10 +138,11 @@ public class AnySilentContainer implements IAnySilentContainer {
             return true;
         }
 
-        if (!(tile instanceof IInventory)) {
+        if (!(tile instanceof ITileInventory)) {
             return false;
         }
 
+        ITileInventory tileInventory = (ITileInventory) tile;
         Block block = world.getType(blockPosition).getBlock();
         Container container = null;
 
@@ -163,47 +161,54 @@ public class AnySilentContainer implements IAnySilentContainer {
                 }
 
                 if ((localEnumDirection == EnumDirection.WEST) || (localEnumDirection == EnumDirection.NORTH)) {
-                    tile = new InventoryLargeChest("container.chestDouble",
+                    tileInventory = new InventoryLargeChest("container.chestDouble",
-                            (TileEntityChest) localTileEntity, (ITileInventory) tile);
+                            (TileEntityChest) localTileEntity, tileInventory);
                 } else {
-                    tile = new InventoryLargeChest("container.chestDouble",
+                    tileInventory = new InventoryLargeChest("container.chestDouble",
-                            (ITileInventory) tile, (TileEntityChest) localTileEntity);
+                            tileInventory, (TileEntityChest) localTileEntity);
                 }
                 break;
             }
 
-            if (silentchest) {
+            BlockChest blockChest = (BlockChest) block;
-                container = new SilentContainerChest(player.inventory, ((IInventory) tile), player);
+            if (blockChest.g == BlockChest.Type.BASIC) {
-            }
-
-            if (((BlockChest) block).g == Type.BASIC) {
                 player.b(StatisticList.ac);
-            } else if (((BlockChest) block).g == Type.TRAP) {
+            } else if (blockChest.g == BlockChest.Type.TRAP) {
                 player.b(StatisticList.W);
             }
+
+            if (silentchest) {
+                container = new SilentContainerChest(player.inventory, tileInventory, player);
+            }
         }
 
-        boolean returnValue = false;
+        // AnyChest only - SilentChest not active or container unsupported
-        final IInventory iInventory = (IInventory) tile;
-
         if (!silentchest || container == null) {
-            player.openContainer(iInventory);
+            player.openContainer(tileInventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            container = CraftEventFactory.callInventoryOpenEvent(player, container, false);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, iInventory.getName(), iInventory.getScoreboardDisplayName(), iInventory.getSize()));
+            player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, tileInventory.getContainerName(), tileInventory.getScoreboardDisplayName(), tileInventory.getSize()));
             player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_10_R1/src/main/java/com/lishid/openinv/internal/v1_10_R1/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_10_R1.IInventory;
 
 import org.bukkit.craftbukkit.v1_10_R1.inventory.CraftInventory;

internal/v1_10_R1/src/main/java/com/lishid/openinv/internal/v1_10_R1/PlayerDataManager.java

@@ -25,14 +25,15 @@ import com.mojang.authlib.GameProfile;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_10_R1.EntityPlayer;
 import net.minecraft.server.v1_10_R1.MinecraftServer;
 import net.minecraft.server.v1_10_R1.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_10_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_10_R1.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -85,4 +86,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Bukkit.getOnlinePlayers();
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_10_R1/src/main/java/com/lishid/openinv/internal/v1_10_R1/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_10_R1;
 
-// Volatile
 import net.minecraft.server.v1_10_R1.ContainerChest;
 import net.minecraft.server.v1_10_R1.EntityHuman;
 import net.minecraft.server.v1_10_R1.IInventory;

internal/v1_10_R1/src/main/java/com/lishid/openinv/internal/v1_10_R1/SpecialEnderChest.java

@@ -24,13 +24,12 @@ import com.lishid.openinv.internal.ISpecialEnderChest;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
+import net.minecraft.server.v1_10_R1.EntityPlayer;
 import net.minecraft.server.v1_10_R1.IInventory;
 import net.minecraft.server.v1_10_R1.InventoryEnderChest;
 import net.minecraft.server.v1_10_R1.InventorySubcontainer;
 import net.minecraft.server.v1_10_R1.ItemStack;
 
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_10_R1.inventory.CraftInventory;
 
 public class SpecialEnderChest extends InventorySubcontainer implements IInventory, ISpecialEnderChest {
@@ -40,12 +39,12 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private boolean playerOnline = false;
 
     public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) player).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) player).getHandle().getEnderChest().hasCustomName(),
+                PlayerDataManager.getHandle(player).getEnderChest().hasCustomName(),
-                ((CraftPlayer) player).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer craftPlayer = (CraftPlayer) player;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = craftPlayer.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.bukkitOwner = craftPlayer;
+        this.bukkitOwner = nmsPlayer.getBukkitEntity();
         setItemArrays(this, enderChest.getContents());
     }
 
@@ -78,9 +77,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                this.bukkitOwner = player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                CraftPlayer craftPlayer = (CraftPlayer) player;
+                this.bukkitOwner = nmsPlayer.getBukkitEntity();
-                setItemArrays(craftPlayer.getHandle().getEnderChest(), this.items);
+                setItemArrays(nmsPlayer.getEnderChest(), this.items);
             } catch (Exception e) {}
             playerOnline = true;
         }

internal/v1_10_R1/src/main/java/com/lishid/openinv/internal/v1_10_R1/SpecialPlayerInventory.java

@@ -24,12 +24,10 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_10_R1.EntityHuman;
 import net.minecraft.server.v1_10_R1.ItemStack;
 import net.minecraft.server.v1_10_R1.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_10_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_10_R1.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -39,7 +37,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         setItemArrays(this, player.inventory.items, player.inventory.armor, player.inventory.extraSlots);
     }
@@ -89,7 +87,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             setItemArrays(this.player.inventory, items, armor, extraSlots);
             playerOnline = true;
         }

internal/v1_11_R1/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_11_R1</artifactId>
   <name>OpenInvAdapter1_11_R1</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.spigotmc</groupId>
       <artifactId>spigot</artifactId>
-      <version>1.11-R0.1-SNAPSHOT</version>
+      <version>1.11.2-R0.1-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_11_R1/src/main/java/com/lishid/openinv/internal/v1_11_R1/AnySilentContainer.java

@@ -25,11 +25,9 @@ import org.bukkit.block.BlockState;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitRunnable;
 
-// Volatile
 import net.minecraft.server.v1_11_R1.AxisAlignedBB;
 import net.minecraft.server.v1_11_R1.Block;
 import net.minecraft.server.v1_11_R1.BlockChest;
-import net.minecraft.server.v1_11_R1.BlockChest.Type;
 import net.minecraft.server.v1_11_R1.BlockEnderChest;
 import net.minecraft.server.v1_11_R1.BlockPosition;
 import net.minecraft.server.v1_11_R1.BlockShulkerBox;
@@ -39,7 +37,6 @@ import net.minecraft.server.v1_11_R1.EntityOcelot;
 import net.minecraft.server.v1_11_R1.EntityPlayer;
 import net.minecraft.server.v1_11_R1.EnumDirection;
 import net.minecraft.server.v1_11_R1.IBlockData;
-import net.minecraft.server.v1_11_R1.IInventory;
 import net.minecraft.server.v1_11_R1.ITileInventory;
 import net.minecraft.server.v1_11_R1.InventoryEnderChest;
 import net.minecraft.server.v1_11_R1.InventoryLargeChest;
@@ -51,7 +48,7 @@ import net.minecraft.server.v1_11_R1.TileEntityEnderChest;
 import net.minecraft.server.v1_11_R1.TileEntityShulkerBox;
 import net.minecraft.server.v1_11_R1.World;
 
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_11_R1.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -66,13 +63,14 @@ public class AnySilentContainer implements IAnySilentContainer {
 
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block b) {
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
         BlockPosition blockPosition = new BlockPosition(b.getX(), b.getY(), b.getZ());
-        Block block = world.getType(blockPosition).getBlock();
+        IBlockData blockData = world.getType(blockPosition);
+        Block block = blockData.getBlock();
 
         if (block instanceof BlockShulkerBox) {
-            return isBlockedShulkerBox(world, blockPosition, block);
+            return isBlockedShulkerBox(world, blockPosition, blockData);
         }
 
         if (block instanceof BlockEnderChest) {
@@ -107,7 +105,7 @@ public class AnySilentContainer implements IAnySilentContainer {
         return false;
     }
 
-    private boolean isBlockedShulkerBox(World world, BlockPosition blockPosition, Block block) {
+    private boolean isBlockedShulkerBox(World world, BlockPosition blockPosition, IBlockData blockData) {
         // For reference, look at net.minecraft.server.BlockShulkerBox
         TileEntity tile = world.getTileEntity(blockPosition);
 
@@ -115,17 +113,21 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
-        IBlockData iBlockData = block.getBlockData();
+        EnumDirection enumDirection = blockData.get(BlockShulkerBox.a);
-
-        EnumDirection enumDirection = iBlockData.get(BlockShulkerBox.a);
         if (((TileEntityShulkerBox) tile).p() == TileEntityShulkerBox.AnimationPhase.CLOSED) {
-            AxisAlignedBB axisAlignedBB = BlockShulkerBox.j.b(0.5F * enumDirection.getAdjacentX(),
+            AxisAlignedBB axisAlignedBB = Block.j.b(0.5F * enumDirection.getAdjacentX(),
                     0.5F * enumDirection.getAdjacentY(), 0.5F * enumDirection.getAdjacentZ())
                     .a(enumDirection.getAdjacentX(), enumDirection.getAdjacentY(),
                             enumDirection.getAdjacentZ());
 
+            try {
+                // 1.11.2
+                return world.a(axisAlignedBB.a(blockPosition.shift(enumDirection)));
+            } catch (NoSuchMethodError e) {
+                // 1.11
                 return world.b(axisAlignedBB.a(blockPosition.shift(enumDirection)));
             }
+        }
 
         return false;
     }
@@ -152,18 +154,18 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block b) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is pretty much API-only
         if (silentchest && b.getType() == Material.ENDER_CHEST) {
             p.openInventory(p.getEnderChest());
-            player.b(StatisticList.X);
+            player.b(StatisticList.getStatistic("stat.enderchestOpened"));
             return true;
         }
 
         final World world = player.world;
         final BlockPosition blockPosition = new BlockPosition(b.getX(), b.getY(), b.getZ());
-        Object tile = world.getTileEntity(blockPosition);
+        final Object tile = world.getTileEntity(blockPosition);
 
         if (tile == null) {
             return false;
@@ -174,20 +176,19 @@ public class AnySilentContainer implements IAnySilentContainer {
             InventoryEnderChest enderChest = player.getEnderChest();
             enderChest.a((TileEntityEnderChest) tile);
             player.openContainer(enderChest);
-            player.b(StatisticList.X);
+            player.b(StatisticList.getStatistic("stat.enderchestOpened"));
             return true;
         }
 
-        if (!(tile instanceof IInventory)) {
+        if (!(tile instanceof ITileInventory)) {
             return false;
         }
 
+        ITileInventory tileInventory = (ITileInventory) tile;
         Block block = world.getType(blockPosition).getBlock();
         Container container = null;
 
         if (block instanceof BlockChest) {
-            BlockChest blockChest = (BlockChest) block;
-
             for (EnumDirection localEnumDirection : EnumDirection.EnumDirectionLimit.HORIZONTAL) {
                 BlockPosition localBlockPosition = blockPosition.shift(localEnumDirection);
                 Block localBlock = world.getType(localBlockPosition).getBlock();
@@ -202,52 +203,61 @@ public class AnySilentContainer implements IAnySilentContainer {
                 }
 
                 if ((localEnumDirection == EnumDirection.WEST) || (localEnumDirection == EnumDirection.NORTH)) {
-                    tile = new InventoryLargeChest("container.chestDouble",
+                    tileInventory = new InventoryLargeChest("container.chestDouble",
-                            (TileEntityChest) localTileEntity, (ITileInventory) tile);
+                            (TileEntityChest) localTileEntity, tileInventory);
                 } else {
-                    tile = new InventoryLargeChest("container.chestDouble",
+                    tileInventory = new InventoryLargeChest("container.chestDouble",
-                            (ITileInventory) tile, (TileEntityChest) localTileEntity);
+                            tileInventory, (TileEntityChest) localTileEntity);
                 }
                 break;
             }
 
-            if (blockChest.g == Type.BASIC) {
+            BlockChest blockChest = (BlockChest) block;
-                player.b(StatisticList.ac);
+            if (blockChest.g == BlockChest.Type.BASIC) {
-            } else if (blockChest.g == Type.TRAP) {
+                player.b(StatisticList.getStatistic("stat.chestOpened"));
-                player.b(StatisticList.W);
+            } else if (blockChest.g == BlockChest.Type.TRAP) {
+                player.b(StatisticList.getStatistic("stat.trappedChestTriggered"));
             }
 
             if (silentchest) {
-                container = new SilentContainerChest(player.inventory, ((IInventory) tile), player);
+                container = new SilentContainerChest(player.inventory, tileInventory, player);
             }
         }
 
         if (block instanceof BlockShulkerBox) {
-            player.b(StatisticList.ae);
+            player.b(StatisticList.getStatistic("stat.shulkerBoxOpened"));
 
-            if (silentchest && tile instanceof TileEntityShulkerBox) {
+            if (silentchest && tileInventory instanceof TileEntityShulkerBox) {
                 // Set value to current + 1. Ensures consistency later when resetting.
-                SilentContainerShulkerBox.setOpenValue((TileEntityShulkerBox) tile,
+                SilentContainerShulkerBox.setOpenValue((TileEntityShulkerBox) tileInventory,
-                        SilentContainerShulkerBox.getOpenValue((TileEntityShulkerBox) tile) + 1);
+                        SilentContainerShulkerBox.getOpenValue((TileEntityShulkerBox) tileInventory) + 1);
 
-                container = new SilentContainerShulkerBox(player.inventory, (IInventory) tile, player);
+                container = new SilentContainerShulkerBox(player.inventory, tileInventory, player);
             }
         }
 
-        boolean returnValue = false;
+        // AnyChest only - SilentChest not active or container unsupported
-        final IInventory iInventory = (IInventory) tile;
-
         if (!silentchest || container == null) {
-            player.openContainer(iInventory);
+            player.openContainer(tileInventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            container = CraftEventFactory.callInventoryOpenEvent(player, container, false);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, iInventory.getName(), iInventory.getScoreboardDisplayName(), iInventory.getSize()));
+            player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, tileInventory.getContainerName(), tileInventory.getScoreboardDisplayName(), tileInventory.getSize()));
             player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            // Special handling for shulker boxes - reset value for viewers to what it was initially.
             if (tile instanceof TileEntityShulkerBox) {
                 new BukkitRunnable() {
                     @Override
@@ -264,13 +274,13 @@ public class AnySilentContainer implements IAnySilentContainer {
                     }
                 }.runTaskLater(Bukkit.getPluginManager().getPlugin("OpenInv"), 2);
             }
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_11_R1/src/main/java/com/lishid/openinv/internal/v1_11_R1/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_11_R1.IInventory;
 
 import org.bukkit.craftbukkit.v1_11_R1.inventory.CraftInventory;

internal/v1_11_R1/src/main/java/com/lishid/openinv/internal/v1_11_R1/PlayerDataManager.java

@@ -25,14 +25,15 @@ import com.mojang.authlib.GameProfile;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_11_R1.EntityPlayer;
 import net.minecraft.server.v1_11_R1.MinecraftServer;
 import net.minecraft.server.v1_11_R1.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_11_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_11_R1.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -85,4 +86,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Bukkit.getOnlinePlayers();
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_11_R1/src/main/java/com/lishid/openinv/internal/v1_11_R1/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_11_R1;
 
-// Volatile
 import net.minecraft.server.v1_11_R1.ContainerChest;
 import net.minecraft.server.v1_11_R1.EntityHuman;
 import net.minecraft.server.v1_11_R1.IInventory;

internal/v1_11_R1/src/main/java/com/lishid/openinv/internal/v1_11_R1/SpecialEnderChest.java

@@ -25,13 +25,12 @@ import com.lishid.openinv.internal.ISpecialEnderChest;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
+import net.minecraft.server.v1_11_R1.EntityPlayer;
 import net.minecraft.server.v1_11_R1.IInventory;
 import net.minecraft.server.v1_11_R1.InventoryEnderChest;
 import net.minecraft.server.v1_11_R1.InventorySubcontainer;
 import net.minecraft.server.v1_11_R1.ItemStack;
 
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_11_R1.inventory.CraftInventory;
 
 public class SpecialEnderChest extends InventorySubcontainer implements IInventory, ISpecialEnderChest {
@@ -41,12 +40,12 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private boolean playerOnline = false;
 
     public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) player).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) player).getHandle().getEnderChest().hasCustomName(),
+                PlayerDataManager.getHandle(player).getEnderChest().hasCustomName(),
-                ((CraftPlayer) player).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer craftPlayer = (CraftPlayer) player;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = craftPlayer.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.bukkitOwner = craftPlayer;
+        this.bukkitOwner = nmsPlayer.getBukkitEntity();
         setItemLists(this, enderChest.getContents());
     }
 
@@ -79,9 +78,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                this.bukkitOwner = player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                CraftPlayer craftPlayer = (CraftPlayer) player;
+                this.bukkitOwner = nmsPlayer.getBukkitEntity();
-                setItemLists(craftPlayer.getHandle().getEnderChest(), this.items);
+                setItemLists(nmsPlayer.getEnderChest(), this.items);
             } catch (Exception e) {}
             playerOnline = true;
         }

internal/v1_11_R1/src/main/java/com/lishid/openinv/internal/v1_11_R1/SpecialPlayerInventory.java

@@ -26,13 +26,11 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
 import net.minecraft.server.v1_11_R1.ContainerUtil;
-// Volatile
 import net.minecraft.server.v1_11_R1.EntityHuman;
 import net.minecraft.server.v1_11_R1.ItemStack;
 import net.minecraft.server.v1_11_R1.NonNullList;
 import net.minecraft.server.v1_11_R1.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_11_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_11_R1.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -41,7 +39,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         setItemArrays(this, player.inventory.items, player.inventory.armor, player.inventory.extraSlots);
     }
@@ -91,7 +89,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);;
             setItemArrays(this.player.inventory, items, armor, extraSlots);
             playerOnline = true;
         }

internal/v1_12_R1/pom.xml

@@ -0,0 +1,28 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>com.lishid</groupId>
+    <artifactId>openinvinternal</artifactId>
+    <version>3.2.0</version>
+  </parent>
+
+  <artifactId>openinvadapter1_12_R1</artifactId>
+  <name>OpenInvAdapter1_12_R1</name>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.spigotmc</groupId>
+      <artifactId>spigot</artifactId>
+      <version>1.12-R0.1-SNAPSHOT</version>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
+  </dependencies>
+
+</project>

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/AnySilentContainer.java

@@ -0,0 +1,282 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import com.lishid.openinv.internal.IAnySilentContainer;
+
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.Material;
+import org.bukkit.Statistic;
+import org.bukkit.block.BlockState;
+import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import net.minecraft.server.v1_12_R1.AxisAlignedBB;
+import net.minecraft.server.v1_12_R1.Block;
+import net.minecraft.server.v1_12_R1.BlockChest;
+import net.minecraft.server.v1_12_R1.BlockEnderChest;
+import net.minecraft.server.v1_12_R1.BlockPosition;
+import net.minecraft.server.v1_12_R1.BlockShulkerBox;
+import net.minecraft.server.v1_12_R1.Container;
+import net.minecraft.server.v1_12_R1.Entity;
+import net.minecraft.server.v1_12_R1.EntityOcelot;
+import net.minecraft.server.v1_12_R1.EntityPlayer;
+import net.minecraft.server.v1_12_R1.EnumDirection;
+import net.minecraft.server.v1_12_R1.IBlockData;
+import net.minecraft.server.v1_12_R1.ITileInventory;
+import net.minecraft.server.v1_12_R1.InventoryEnderChest;
+import net.minecraft.server.v1_12_R1.InventoryLargeChest;
+import net.minecraft.server.v1_12_R1.PacketPlayOutOpenWindow;
+import net.minecraft.server.v1_12_R1.TileEntity;
+import net.minecraft.server.v1_12_R1.TileEntityChest;
+import net.minecraft.server.v1_12_R1.TileEntityEnderChest;
+import net.minecraft.server.v1_12_R1.TileEntityShulkerBox;
+import net.minecraft.server.v1_12_R1.World;
+
+import org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory;
+
+public class AnySilentContainer implements IAnySilentContainer {
+
+    @Override
+    public boolean activateContainer(final Player bukkitPlayer, final boolean silentchest,
+            final org.bukkit.block.Block bukkitBlock) {
+
+        // Silent ender chest is API-only
+        if (silentchest && bukkitBlock.getType() == Material.ENDER_CHEST) {
+            bukkitPlayer.openInventory(bukkitPlayer.getEnderChest());
+            bukkitPlayer.incrementStatistic(Statistic.ENDERCHEST_OPENED);
+            return true;
+        }
+
+        EntityPlayer player = PlayerDataManager.getHandle(bukkitPlayer);
+
+        final World world = player.world;
+        final BlockPosition blockPosition = new BlockPosition(bukkitBlock.getX(), bukkitBlock.getY(), bukkitBlock.getZ());
+        final Object tile = world.getTileEntity(blockPosition);
+
+        if (tile == null) {
+            return false;
+        }
+
+        if (tile instanceof TileEntityEnderChest) {
+            // Anychest ender chest. See net.minecraft.server.BlockEnderChest
+            InventoryEnderChest enderChest = player.getEnderChest();
+            enderChest.a((TileEntityEnderChest) tile);
+            player.openContainer(enderChest);
+            bukkitPlayer.incrementStatistic(Statistic.ENDERCHEST_OPENED);
+            return true;
+        }
+
+        if (!(tile instanceof ITileInventory)) {
+            return false;
+        }
+
+        ITileInventory tileInventory = (ITileInventory) tile;
+        Block block = world.getType(blockPosition).getBlock();
+        Container container = null;
+
+        if (block instanceof BlockChest) {
+            for (EnumDirection localEnumDirection : EnumDirection.EnumDirectionLimit.HORIZONTAL) {
+                BlockPosition localBlockPosition = blockPosition.shift(localEnumDirection);
+                Block localBlock = world.getType(localBlockPosition).getBlock();
+
+                if (localBlock != block) {
+                    continue;
+                }
+
+                TileEntity localTileEntity = world.getTileEntity(localBlockPosition);
+                if (!(localTileEntity instanceof TileEntityChest)) {
+                    continue;
+                }
+
+                if (localEnumDirection == EnumDirection.WEST
+                        || localEnumDirection == EnumDirection.NORTH) {
+                    tileInventory = new InventoryLargeChest("container.chestDouble",
+                            (TileEntityChest) localTileEntity, tileInventory);
+                } else {
+                    tileInventory = new InventoryLargeChest("container.chestDouble", tileInventory,
+                            (TileEntityChest) localTileEntity);
+                }
+                break;
+            }
+
+            BlockChest blockChest = (BlockChest) block;
+            if (blockChest.g == BlockChest.Type.BASIC) {
+                bukkitPlayer.incrementStatistic(Statistic.CHEST_OPENED);
+            } else if (blockChest.g == BlockChest.Type.TRAP) {
+                bukkitPlayer.incrementStatistic(Statistic.TRAPPED_CHEST_TRIGGERED);
+            }
+
+            if (silentchest) {
+                container = new SilentContainerChest(player.inventory, tileInventory, player);
+            }
+        }
+
+        if (block instanceof BlockShulkerBox) {
+            bukkitPlayer.incrementStatistic(Statistic.SHULKER_BOX_OPENED);
+
+            if (silentchest && tileInventory instanceof TileEntityShulkerBox) {
+                // Set value to current + 1. Ensures consistency later when resetting.
+                SilentContainerShulkerBox.setOpenValue((TileEntityShulkerBox) tileInventory,
+                        SilentContainerShulkerBox.getOpenValue((TileEntityShulkerBox) tileInventory)
+                                + 1);
+
+                container = new SilentContainerShulkerBox(player.inventory, tileInventory, player);
+            }
+        }
+
+        // AnyChest only - SilentChest not active or container unsupported
+        if (!silentchest || container == null) {
+            player.openContainer(tileInventory);
+            return true;
+        }
+
+        // SilentChest
+        try {
+            // Call InventoryOpenEvent
+            container = CraftEventFactory.callInventoryOpenEvent(player, container, false);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
+            int windowId = player.nextContainerCounter();
+            player.playerConnection.sendPacket(
+                    new PacketPlayOutOpenWindow(windowId, tileInventory.getContainerName(),
+                            tileInventory.getScoreboardDisplayName(), tileInventory.getSize()));
+            player.activeContainer = container;
+            player.activeContainer.windowId = windowId;
+            player.activeContainer.addSlotListener(player);
+
+            // Special handling for shulker boxes - reset value for viewers to what it was initially.
+            if (tile instanceof TileEntityShulkerBox) {
+                new BukkitRunnable() {
+                    @Override
+                    public void run() {
+                        // TODO hacky
+                        Object tile = world.getTileEntity(blockPosition);
+                        if (!(tile instanceof TileEntityShulkerBox)) {
+                            return;
+                        }
+                        TileEntityShulkerBox box = (TileEntityShulkerBox) tile;
+                        // Reset back - we added 1, and calling TileEntityShulkerBox#startOpen adds 1 more.
+                        SilentContainerShulkerBox.setOpenValue(box,
+                                SilentContainerShulkerBox.getOpenValue((TileEntityShulkerBox) tile)
+                                        - 2);
+                    }
+                }.runTaskLater(Bukkit.getPluginManager().getPlugin("OpenInv"), 2);
+            }
+
+            return true;
+        } catch (Exception e) {
+            e.printStackTrace();
+            bukkitPlayer.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
+        }
+    }
+
+    private boolean hasOcelotOnTop(final World world, final BlockPosition blockPosition) {
+        for (Entity localEntity : world.a(EntityOcelot.class,
+                new AxisAlignedBB(blockPosition.getX(), blockPosition.getY() + 1,
+                        blockPosition.getZ(), blockPosition.getX() + 1, blockPosition.getY() + 2,
+                        blockPosition.getZ() + 1))) {
+            EntityOcelot localEntityOcelot = (EntityOcelot) localEntity;
+            if (localEntityOcelot.isSitting()) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean isAnyContainerNeeded(final Player p, final org.bukkit.block.Block b) {
+        EntityPlayer player = PlayerDataManager.getHandle(p);
+        World world = player.world;
+        BlockPosition blockPosition = new BlockPosition(b.getX(), b.getY(), b.getZ());
+        IBlockData blockData = world.getType(blockPosition);
+        Block block = blockData.getBlock();
+
+        if (block instanceof BlockShulkerBox) {
+            return this.isBlockedShulkerBox(world, blockPosition, blockData);
+        }
+
+        if (block instanceof BlockEnderChest) {
+            // Ender chests are not blocked by ocelots.
+            return world.getType(blockPosition.up()).m();
+        }
+
+        // Check if chest is blocked or has an ocelot on top
+        if (this.isBlockedChest(world, blockPosition)) {
+            return true;
+        }
+
+        // Check for matching adjacent chests that are blocked or have an ocelot on top
+        for (EnumDirection localEnumDirection : EnumDirection.EnumDirectionLimit.HORIZONTAL) {
+            BlockPosition localBlockPosition = blockPosition.shift(localEnumDirection);
+            Block localBlock = world.getType(localBlockPosition).getBlock();
+
+            if (localBlock != block) {
+                continue;
+            }
+
+            TileEntity localTileEntity = world.getTileEntity(localBlockPosition);
+            if (!(localTileEntity instanceof TileEntityChest)) {
+                continue;
+            }
+
+            if (this.isBlockedChest(world, localBlockPosition)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    @Override
+    public boolean isAnySilentContainer(final org.bukkit.block.Block block) {
+        if (block.getType() == Material.ENDER_CHEST) {
+            return true;
+        }
+        BlockState state = block.getState();
+        return state instanceof org.bukkit.block.Chest
+                || state instanceof org.bukkit.block.ShulkerBox;
+    }
+
+    private boolean isBlockedChest(final World world, final BlockPosition blockPosition) {
+        // For reference, loot at net.minecraft.server.BlockChest
+        return world.getType(blockPosition.up()).l() || this.hasOcelotOnTop(world, blockPosition);
+    }
+
+    private boolean isBlockedShulkerBox(final World world, final BlockPosition blockPosition,
+            final IBlockData blockData) {
+        // For reference, look at net.minecraft.server.BlockShulkerBox
+        TileEntity tile = world.getTileEntity(blockPosition);
+
+        if (!(tile instanceof TileEntityShulkerBox)) {
+            return false;
+        }
+
+        EnumDirection enumDirection = blockData.get(BlockShulkerBox.a);
+        if (((TileEntityShulkerBox) tile).p() == TileEntityShulkerBox.AnimationPhase.CLOSED) {
+            AxisAlignedBB axisAlignedBB = Block.j.b(0.5F * enumDirection.getAdjacentX(),
+                    0.5F * enumDirection.getAdjacentY(), 0.5F * enumDirection.getAdjacentZ())
+                    .a(enumDirection.getAdjacentX(), enumDirection.getAdjacentY(),
+                            enumDirection.getAdjacentZ());
+
+            return world.a(axisAlignedBB.a(blockPosition.shift(enumDirection)));
+        }
+
+        return false;
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/InventoryAccess.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import com.lishid.openinv.internal.IInventoryAccess;
+import com.lishid.openinv.internal.ISpecialEnderChest;
+import com.lishid.openinv.internal.ISpecialPlayerInventory;
+import com.lishid.openinv.util.InternalAccessor;
+
+import org.bukkit.inventory.Inventory;
+
+import net.minecraft.server.v1_12_R1.IInventory;
+
+import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftInventory;
+
+public class InventoryAccess implements IInventoryAccess {
+
+    @Override
+    public ISpecialEnderChest getSpecialEnderChest(final Inventory inventory) {
+        IInventory inv;
+        if (inventory instanceof CraftInventory) {
+            inv = ((CraftInventory) inventory).getInventory();
+        } else {
+            inv = InternalAccessor.grabFieldOfTypeFromObject(IInventory.class, inventory);
+        }
+
+        if (inv instanceof SpecialEnderChest) {
+            return (SpecialEnderChest) inv;
+        }
+        return null;
+    }
+
+    @Override
+    public ISpecialPlayerInventory getSpecialPlayerInventory(final Inventory inventory) {
+        IInventory inv;
+        if (inventory instanceof CraftInventory) {
+            inv = ((CraftInventory) inventory).getInventory();
+        } else {
+            inv = InternalAccessor.grabFieldOfTypeFromObject(IInventory.class, inventory);
+        }
+
+        if (inv instanceof SpecialPlayerInventory) {
+            return (SpecialPlayerInventory) inv;
+        }
+        return null;
+    }
+
+    @Override
+    public boolean isSpecialEnderChest(final Inventory inventory) {
+        if (inventory instanceof CraftInventory) {
+            return ((CraftInventory) inventory).getInventory() instanceof ISpecialEnderChest;
+        }
+        return InternalAccessor.grabFieldOfTypeFromObject(IInventory.class,
+                inventory) instanceof ISpecialEnderChest;
+    }
+
+    @Override
+    public boolean isSpecialPlayerInventory(final Inventory inventory) {
+        if (inventory instanceof CraftInventory) {
+            return ((CraftInventory) inventory).getInventory() instanceof ISpecialPlayerInventory;
+        }
+        return InternalAccessor.grabFieldOfTypeFromObject(IInventory.class,
+                inventory) instanceof ISpecialPlayerInventory;
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/PlayerDataManager.java

@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.util.Collection;
+import java.util.UUID;
+
+import com.lishid.openinv.internal.IPlayerDataManager;
+
+import com.mojang.authlib.GameProfile;
+
+import org.bukkit.Bukkit;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
+import org.bukkit.entity.Player;
+
+import net.minecraft.server.v1_12_R1.EntityPlayer;
+import net.minecraft.server.v1_12_R1.MinecraftServer;
+import net.minecraft.server.v1_12_R1.PlayerInteractManager;
+
+import org.bukkit.craftbukkit.v1_12_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_12_R1.entity.CraftPlayer;
+
+public class PlayerDataManager implements IPlayerDataManager {
+
+    public static EntityPlayer getHandle(final Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException(
+                    "Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
+    @Override
+    public Collection<? extends Player> getOnlinePlayers() {
+        return Bukkit.getOnlinePlayers();
+    }
+
+    @Override
+    public OfflinePlayer getPlayerByID(final String identifier) {
+        try {
+            UUID uuid = UUID.fromString(identifier);
+            OfflinePlayer player = Bukkit.getOfflinePlayer(uuid);
+            // Ensure player is a real player, otherwise return null
+            if (player == null || !player.hasPlayedBefore() && !player.isOnline()) {
+                return null;
+            }
+            return player;
+        } catch (IllegalArgumentException e) {
+            // Not a UUID
+            return null;
+        }
+    }
+
+    @Override
+    public String getPlayerDataID(final OfflinePlayer player) {
+        return player.getUniqueId().toString();
+    }
+
+    @Override
+    public Player loadPlayer(final OfflinePlayer offline) {
+        // Ensure player has data
+        if (offline == null || !offline.hasPlayedBefore()) {
+            return null;
+        }
+
+        // Create a profile and entity to load the player data
+        GameProfile profile = new GameProfile(offline.getUniqueId(), offline.getName());
+        MinecraftServer server = ((CraftServer) Bukkit.getServer()).getServer();
+        EntityPlayer entity = new EntityPlayer(server, server.getWorldServer(0), profile,
+                new PlayerInteractManager(server.getWorldServer(0)));
+
+        // Get the bukkit entity
+        Player target = entity == null ? null : entity.getBukkitEntity();
+        if (target != null) {
+            // Load data
+            target.loadData();
+        }
+        // Return the entity
+        return target;
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SilentContainerChest.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import net.minecraft.server.v1_12_R1.ContainerChest;
+import net.minecraft.server.v1_12_R1.EntityHuman;
+import net.minecraft.server.v1_12_R1.IInventory;
+import net.minecraft.server.v1_12_R1.ItemStack;
+import net.minecraft.server.v1_12_R1.PlayerInventory;
+
+public class SilentContainerChest extends ContainerChest {
+
+    public SilentContainerChest(final PlayerInventory playerInventory, final IInventory iInventory,
+            final EntityHuman entityHuman) {
+        super(playerInventory, iInventory, entityHuman);
+        // Send close signal
+        iInventory.closeContainer(entityHuman);
+    }
+
+    @Override
+    public void b(final EntityHuman entityHuman) {
+        // Don't send close signal twice, might screw up
+        PlayerInventory playerinventory = entityHuman.inventory;
+
+        if (playerinventory.getCarried() != ItemStack.a) {
+            ItemStack carried = playerinventory.getCarried();
+            playerinventory.setCarried(ItemStack.a);
+            entityHuman.drop(carried, false);
+        }
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SilentContainerShulkerBox.java

@@ -0,0 +1,57 @@
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.lang.reflect.Field;
+
+import net.minecraft.server.v1_12_R1.ContainerShulkerBox;
+import net.minecraft.server.v1_12_R1.EntityHuman;
+import net.minecraft.server.v1_12_R1.IInventory;
+import net.minecraft.server.v1_12_R1.ItemStack;
+import net.minecraft.server.v1_12_R1.PlayerInventory;
+import net.minecraft.server.v1_12_R1.TileEntityShulkerBox;
+
+public class SilentContainerShulkerBox extends ContainerShulkerBox {
+
+    private static Field fieldShulkerActionData;
+
+    private static Field exposeOpenStatus() throws NoSuchFieldException, SecurityException {
+        if (SilentContainerShulkerBox.fieldShulkerActionData == null) {
+            SilentContainerShulkerBox.fieldShulkerActionData = TileEntityShulkerBox.class
+                    .getDeclaredField("h");
+            SilentContainerShulkerBox.fieldShulkerActionData.setAccessible(true);
+        }
+        return SilentContainerShulkerBox.fieldShulkerActionData;
+    }
+
+    public static Integer getOpenValue(final TileEntityShulkerBox tileShulkerBox) {
+        try {
+            return (Integer) SilentContainerShulkerBox.exposeOpenStatus().get(tileShulkerBox);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return 0;
+        }
+    }
+
+    public static void setOpenValue(final TileEntityShulkerBox tileShulkerBox, final Object value) {
+        try {
+            SilentContainerShulkerBox.exposeOpenStatus().set(tileShulkerBox, value);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    public SilentContainerShulkerBox(final PlayerInventory playerInventory,
+            final IInventory iInventory, final EntityHuman entityHuman) {
+        super(playerInventory, iInventory, entityHuman);
+    }
+
+    @Override
+    public void b(final EntityHuman entityHuman) {
+        PlayerInventory playerinventory = entityHuman.inventory;
+
+        if (!playerinventory.getCarried().isEmpty()) {
+            entityHuman.drop(playerinventory.getCarried(), false);
+            playerinventory.setCarried(ItemStack.a);
+        }
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SpecialEnderChest.java

@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.List;
+
+import com.lishid.openinv.internal.ISpecialEnderChest;
+
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+
+import net.minecraft.server.v1_12_R1.EntityPlayer;
+import net.minecraft.server.v1_12_R1.IInventory;
+import net.minecraft.server.v1_12_R1.InventoryEnderChest;
+import net.minecraft.server.v1_12_R1.InventorySubcontainer;
+import net.minecraft.server.v1_12_R1.ItemStack;
+
+import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftInventory;
+
+public class SpecialEnderChest extends InventorySubcontainer
+        implements IInventory, ISpecialEnderChest {
+
+    private final InventoryEnderChest enderChest;
+    private final CraftInventory inventory = new CraftInventory(this);
+    private boolean playerOnline = false;
+
+    public SpecialEnderChest(final Player player, final Boolean online) {
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
+                PlayerDataManager.getHandle(player).getEnderChest().hasCustomName(),
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
+        this.enderChest = nmsPlayer.getEnderChest();
+        this.bukkitOwner = nmsPlayer.getBukkitEntity();
+        this.setItemLists(this, this.enderChest.getContents());
+    }
+
+    @Override
+    public Inventory getBukkitInventory() {
+        return this.inventory;
+    }
+
+    @Override
+    public boolean isInUse() {
+        return !this.getViewers().isEmpty();
+    }
+
+    private void setItemLists(final InventorySubcontainer subcontainer,
+            final List<ItemStack> list) {
+        try {
+            // Prepare to remove final modifier
+            Field modifiers = Field.class.getDeclaredField("modifiers");
+            modifiers.setAccessible(true);
+            // Access and replace main inventory array
+            Field field = InventorySubcontainer.class.getField("items");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(subcontainer, list);
+        } catch (NoSuchFieldException e) {
+            e.printStackTrace();
+        } catch (SecurityException e) {
+            e.printStackTrace();
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void setPlayerOffline() {
+        this.playerOnline = false;
+    }
+
+    @Override
+    public void setPlayerOnline(final Player player) {
+        if (!this.playerOnline) {
+            try {
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
+                this.bukkitOwner = nmsPlayer.getBukkitEntity();
+                this.setItemLists(nmsPlayer.getEnderChest(), this.items);
+            } catch (Exception e) {}
+            this.playerOnline = true;
+        }
+    }
+
+    @Override
+    public void update() {
+        super.update();
+        this.enderChest.update();
+    }
+
+}

internal/v1_12_R1/src/main/java/com/lishid/openinv/internal/v1_12_R1/SpecialPlayerInventory.java

@@ -0,0 +1,255 @@
+/*
+ * Copyright (C) 2011-2014 lishid. All rights reserved. This program is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public License as published
+ * by the Free Software Foundation, version 3. This program is distributed in the hope that it will
+ * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should
+ * have received a copy of the GNU General Public License along with this program. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+package com.lishid.openinv.internal.v1_12_R1;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.Arrays;
+
+import com.lishid.openinv.internal.ISpecialPlayerInventory;
+
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+
+import net.minecraft.server.v1_12_R1.ContainerUtil;
+import net.minecraft.server.v1_12_R1.EntityHuman;
+import net.minecraft.server.v1_12_R1.ItemStack;
+import net.minecraft.server.v1_12_R1.NonNullList;
+import net.minecraft.server.v1_12_R1.PlayerInventory;
+
+import org.bukkit.craftbukkit.v1_12_R1.inventory.CraftInventory;
+
+public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
+
+    private final CraftInventory inventory = new CraftInventory(this);
+    private boolean playerOnline = false;
+
+    public SpecialPlayerInventory(final Player bukkitPlayer, final Boolean online) {
+        super(PlayerDataManager.getHandle(bukkitPlayer));
+        this.playerOnline = online;
+        this.setItemArrays(this, this.player.inventory.items, this.player.inventory.armor,
+                this.player.inventory.extraSlots);
+    }
+
+    @Override
+    public boolean a(final EntityHuman entityhuman) {
+        return true;
+    }
+
+    @Override
+    public Inventory getBukkitInventory() {
+        return this.inventory;
+    }
+
+    @Override
+    public ItemStack getItem(int i) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            return ItemStack.a;
+        }
+
+        return list.get(i);
+    }
+
+    @Override
+    public String getName() {
+        if (this.player.getName().length() > 16) {
+            return this.player.getName().substring(0, 16);
+        }
+        return this.player.getName();
+    }
+
+    private int getReversedArmorSlotNum(final int i) {
+        if (i == 0) {
+            return 3;
+        }
+        if (i == 1) {
+            return 2;
+        }
+        if (i == 2) {
+            return 1;
+        }
+        if (i == 3) {
+            return 0;
+        }
+        return i;
+    }
+
+    private int getReversedItemSlotNum(final int i) {
+        if (i >= 27) {
+            return i - 27;
+        }
+        return i + 9;
+    }
+
+    @Override
+    public int getSize() {
+        return super.getSize() + 4;
+    }
+
+    @Override
+    public boolean isInUse() {
+        return !this.getViewers().isEmpty();
+    }
+
+    @Override
+    public void setItem(int i, final ItemStack itemstack) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            this.player.drop(itemstack, true);
+            return;
+        }
+
+        if (list != null) {
+            list.set(i, itemstack);
+        }
+    }
+
+    private void setItemArrays(final PlayerInventory inventory, final NonNullList<ItemStack> items,
+            final NonNullList<ItemStack> armor, final NonNullList<ItemStack> extraSlots) {
+        try {
+            // Prepare to remove final modifier
+            Field modifiers = Field.class.getDeclaredField("modifiers");
+            modifiers.setAccessible(true);
+
+            // Access and replace main inventory array
+            Field field = PlayerInventory.class.getField("items");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, items);
+
+            // Access and replace armor inventory array
+            field = PlayerInventory.class.getField("armor");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, armor);
+
+            // Access and replace offhand inventory array
+            field = PlayerInventory.class.getField("extraSlots");
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, extraSlots);
+
+            // Access and replace array containing all inventory arrays
+            field = PlayerInventory.class.getDeclaredField("g");
+            field.setAccessible(true);
+            modifiers.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+            field.set(inventory, Arrays.asList(new NonNullList[] { items, armor, extraSlots }));
+        } catch (NoSuchFieldException e) {
+            // Unable to set final fields to item arrays, we're screwed. Noisily fail.
+            e.printStackTrace();
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void setPlayerOffline() {
+        this.playerOnline = false;
+    }
+
+    @Override
+    public void setPlayerOnline(final Player player) {
+        if (!this.playerOnline) {
+            this.player = PlayerDataManager.getHandle(player);
+            ;
+            this.setItemArrays(this.player.inventory, this.items, this.armor, this.extraSlots);
+            this.playerOnline = true;
+        }
+    }
+
+    @Override
+    public ItemStack splitStack(int i, final int j) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            return ItemStack.a;
+        }
+
+        return list == null || list.get(i).isEmpty() ? ItemStack.a : ContainerUtil.a(list, i, j);
+    }
+
+    @Override
+    public ItemStack splitWithoutUpdate(int i) {
+        NonNullList<ItemStack> list = this.items;
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.armor;
+        } else {
+            i = this.getReversedItemSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            i -= list.size();
+            list = this.extraSlots;
+        } else if (list == this.armor) {
+            i = this.getReversedArmorSlotNum(i);
+        }
+
+        if (i >= list.size()) {
+            return ItemStack.a;
+        }
+
+        if (list != null && !list.get(i).isEmpty()) {
+            ItemStack itemstack = list.get(i);
+
+            list.set(i, ItemStack.a);
+            return itemstack;
+        }
+
+        return ItemStack.a;
+    }
+
+}

internal/v1_4_R1/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_4_R1</artifactId>
   <name>OpenInvAdapter1_4_R1</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.4.7-R1.0</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_4_R1/src/main/java/com/lishid/openinv/internal/v1_4_R1/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_4_R1.AxisAlignedBB;
 import net.minecraft.server.v1_4_R1.BlockEnderChest;
+import net.minecraft.server.v1_4_R1.Container;
 import net.minecraft.server.v1_4_R1.EntityOcelot;
 import net.minecraft.server.v1_4_R1.EntityPlayer;
 import net.minecraft.server.v1_4_R1.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_4_R1.TileEntityChest;
 import net.minecraft.server.v1_4_R1.TileEntityEnderChest;
 import net.minecraft.server.v1_4_R1.World;
 
-import org.bukkit.craftbukkit.v1_4_R1.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_4_R1.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize()));
+            player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize()));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_4_R1/src/main/java/com/lishid/openinv/internal/v1_4_R1/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_4_R1.IInventory;
 
 import org.bukkit.craftbukkit.v1_4_R1.inventory.CraftInventory;

internal/v1_4_R1/src/main/java/com/lishid/openinv/internal/v1_4_R1/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
 import net.minecraft.server.v1_4_R1.EntityPlayer;
 import net.minecraft.server.v1_4_R1.MinecraftServer;
 import net.minecraft.server.v1_4_R1.PlayerInteractManager;
 
-// Volatile
 import org.bukkit.craftbukkit.v1_4_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_4_R1.entity.CraftPlayer;
 
 
 public class PlayerDataManager implements IPlayerDataManager {
@@ -78,4 +79,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().f(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_4_R1/src/main/java/com/lishid/openinv/internal/v1_4_R1/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_4_R1;
 
-// Volatile
 import net.minecraft.server.v1_4_R1.ContainerChest;
 import net.minecraft.server.v1_4_R1.EntityHuman;
 import net.minecraft.server.v1_4_R1.IInventory;

internal/v1_4_R1/src/main/java/com/lishid/openinv/internal/v1_4_R1/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_4_R1.EntityPlayer;
 import net.minecraft.server.v1_4_R1.IInventory;
 import net.minecraft.server.v1_4_R1.InventoryEnderChest;
 import net.minecraft.server.v1_4_R1.InventorySubcontainer;
@@ -46,12 +46,12 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -64,8 +64,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/v1_4_R1/src/main/java/com/lishid/openinv/internal/v1_4_R1/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_4_R1.ItemStack;
 import net.minecraft.server.v1_4_R1.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_4_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_4_R1.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/v1_5_R2/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_5_R2</artifactId>
   <name>OpenInvAdapter1_5_R2</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.5.1-R0.2</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_5_R2/src/main/java/com/lishid/openinv/internal/v1_5_R2/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_5_R2.AxisAlignedBB;
 import net.minecraft.server.v1_5_R2.BlockEnderChest;
+import net.minecraft.server.v1_5_R2.Container;
 import net.minecraft.server.v1_5_R2.EntityOcelot;
 import net.minecraft.server.v1_5_R2.EntityPlayer;
 import net.minecraft.server.v1_5_R2.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_5_R2.TileEntityChest;
 import net.minecraft.server.v1_5_R2.TileEntityEnderChest;
 import net.minecraft.server.v1_5_R2.World;
 
-import org.bukkit.craftbukkit.v1_5_R2.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_5_R2.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize(), true));
+            player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize(), true));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_5_R2/src/main/java/com/lishid/openinv/internal/v1_5_R2/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_5_R2.IInventory;
 
 import org.bukkit.craftbukkit.v1_5_R2.inventory.CraftInventory;

internal/v1_5_R2/src/main/java/com/lishid/openinv/internal/v1_5_R2/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_5_R2.EntityPlayer;
 import net.minecraft.server.v1_5_R2.MinecraftServer;
 import net.minecraft.server.v1_5_R2.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_5_R2.CraftServer;
+import org.bukkit.craftbukkit.v1_5_R2.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -77,4 +78,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().f(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_5_R2/src/main/java/com/lishid/openinv/internal/v1_5_R2/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_5_R2;
 
-// Volatile
 import net.minecraft.server.v1_5_R2.ContainerChest;
 import net.minecraft.server.v1_5_R2.EntityHuman;
 import net.minecraft.server.v1_5_R2.IInventory;

internal/v1_5_R2/src/main/java/com/lishid/openinv/internal/v1_5_R2/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_5_R2.EntityPlayer;
 import net.minecraft.server.v1_5_R2.IInventory;
 import net.minecraft.server.v1_5_R2.InventoryEnderChest;
 import net.minecraft.server.v1_5_R2.InventorySubcontainer;
@@ -46,13 +46,13 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().c(),
+                PlayerDataManager.getHandle(player).getEnderChest().c(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -65,8 +65,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/v1_5_R2/src/main/java/com/lishid/openinv/internal/v1_5_R2/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_5_R2.ItemStack;
 import net.minecraft.server.v1_5_R2.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_5_R2.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_5_R2.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/v1_5_R3/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_5_R3</artifactId>
   <name>OpenInvAdapter1_5_R3</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.5.2-R1.0</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_5_R3/src/main/java/com/lishid/openinv/internal/v1_5_R3/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-//Volatile
 import net.minecraft.server.v1_5_R3.AxisAlignedBB;
 import net.minecraft.server.v1_5_R3.BlockEnderChest;
+import net.minecraft.server.v1_5_R3.Container;
 import net.minecraft.server.v1_5_R3.EntityOcelot;
 import net.minecraft.server.v1_5_R3.EntityPlayer;
 import net.minecraft.server.v1_5_R3.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_5_R3.TileEntityChest;
 import net.minecraft.server.v1_5_R3.TileEntityEnderChest;
 import net.minecraft.server.v1_5_R3.World;
 
-import org.bukkit.craftbukkit.v1_5_R3.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_5_R3.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize(), true));
+            player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize(), true));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_5_R3/src/main/java/com/lishid/openinv/internal/v1_5_R3/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_5_R3.IInventory;
 
 import org.bukkit.craftbukkit.v1_5_R3.inventory.CraftInventory;

internal/v1_5_R3/src/main/java/com/lishid/openinv/internal/v1_5_R3/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_5_R3.EntityPlayer;
 import net.minecraft.server.v1_5_R3.MinecraftServer;
 import net.minecraft.server.v1_5_R3.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_5_R3.CraftServer;
+import org.bukkit.craftbukkit.v1_5_R3.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -77,4 +78,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_5_R3/src/main/java/com/lishid/openinv/internal/v1_5_R3/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_5_R3;
 
-// Volatile
 import net.minecraft.server.v1_5_R3.ContainerChest;
 import net.minecraft.server.v1_5_R3.EntityHuman;
 import net.minecraft.server.v1_5_R3.IInventory;

internal/v1_5_R3/src/main/java/com/lishid/openinv/internal/v1_5_R3/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_5_R3.EntityPlayer;
 import net.minecraft.server.v1_5_R3.IInventory;
 import net.minecraft.server.v1_5_R3.InventoryEnderChest;
 import net.minecraft.server.v1_5_R3.InventorySubcontainer;
@@ -46,13 +46,13 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().c(),
+                PlayerDataManager.getHandle(player).getEnderChest().c(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -65,8 +65,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/v1_5_R3/src/main/java/com/lishid/openinv/internal/v1_5_R3/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_5_R3.ItemStack;
 import net.minecraft.server.v1_5_R3.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_5_R3.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_5_R3.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/v1_6_R1/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_6_R1</artifactId>
   <name>OpenInvAdapter1_6_R1</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.6.1-R0.1-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_6_R1/src/main/java/com/lishid/openinv/internal/v1_6_R1/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_6_R1.AxisAlignedBB;
 import net.minecraft.server.v1_6_R1.BlockEnderChest;
+import net.minecraft.server.v1_6_R1.Container;
 import net.minecraft.server.v1_6_R1.EntityOcelot;
 import net.minecraft.server.v1_6_R1.EntityPlayer;
 import net.minecraft.server.v1_6_R1.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_6_R1.TileEntityChest;
 import net.minecraft.server.v1_6_R1.TileEntityEnderChest;
 import net.minecraft.server.v1_6_R1.World;
 
-import org.bukkit.craftbukkit.v1_6_R1.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_6_R1.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize(), true));
+            player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize(), true));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_6_R1/src/main/java/com/lishid/openinv/internal/v1_6_R1/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_6_R1.IInventory;
 
 import org.bukkit.craftbukkit.v1_6_R1.inventory.CraftInventory;

internal/v1_6_R1/src/main/java/com/lishid/openinv/internal/v1_6_R1/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_6_R1.EntityPlayer;
 import net.minecraft.server.v1_6_R1.MinecraftServer;
 import net.minecraft.server.v1_6_R1.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_6_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_6_R1.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -77,4 +78,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_6_R1/src/main/java/com/lishid/openinv/internal/v1_6_R1/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_6_R1;
 
-// Volatile
 import net.minecraft.server.v1_6_R1.ContainerChest;
 import net.minecraft.server.v1_6_R1.EntityHuman;
 import net.minecraft.server.v1_6_R1.IInventory;

internal/v1_6_R1/src/main/java/com/lishid/openinv/internal/v1_6_R1/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_6_R1.EntityPlayer;
 import net.minecraft.server.v1_6_R1.IInventory;
 import net.minecraft.server.v1_6_R1.InventoryEnderChest;
 import net.minecraft.server.v1_6_R1.InventorySubcontainer;
@@ -46,13 +46,13 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().c(),
+                PlayerDataManager.getHandle(player).getEnderChest().c(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -65,8 +65,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/v1_6_R1/src/main/java/com/lishid/openinv/internal/v1_6_R1/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_6_R1.ItemStack;
 import net.minecraft.server.v1_6_R1.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_6_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_6_R1.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/v1_6_R2/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_6_R2</artifactId>
   <name>OpenInvAdapter1_6_R2</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.6.2-R1.0</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_6_R2/src/main/java/com/lishid/openinv/internal/v1_6_R2/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_6_R2.AxisAlignedBB;
 import net.minecraft.server.v1_6_R2.BlockEnderChest;
+import net.minecraft.server.v1_6_R2.Container;
 import net.minecraft.server.v1_6_R2.EntityOcelot;
 import net.minecraft.server.v1_6_R2.EntityPlayer;
 import net.minecraft.server.v1_6_R2.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_6_R2.TileEntityChest;
 import net.minecraft.server.v1_6_R2.TileEntityEnderChest;
 import net.minecraft.server.v1_6_R2.World;
 
-import org.bukkit.craftbukkit.v1_6_R2.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize(), true));
+            player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize(), true));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_6_R2/src/main/java/com/lishid/openinv/internal/v1_6_R2/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_6_R2.IInventory;
 
 import org.bukkit.craftbukkit.v1_6_R2.inventory.CraftInventory;

internal/v1_6_R2/src/main/java/com/lishid/openinv/internal/v1_6_R2/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_6_R2.EntityPlayer;
 import net.minecraft.server.v1_6_R2.MinecraftServer;
 import net.minecraft.server.v1_6_R2.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_6_R2.CraftServer;
+import org.bukkit.craftbukkit.v1_6_R2.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -77,4 +78,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_6_R2/src/main/java/com/lishid/openinv/internal/v1_6_R2/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_6_R2;
 
-// Volatile
 import net.minecraft.server.v1_6_R2.ContainerChest;
 import net.minecraft.server.v1_6_R2.EntityHuman;
 import net.minecraft.server.v1_6_R2.IInventory;

internal/v1_6_R2/src/main/java/com/lishid/openinv/internal/v1_6_R2/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_6_R2.EntityPlayer;
 import net.minecraft.server.v1_6_R2.IInventory;
 import net.minecraft.server.v1_6_R2.InventoryEnderChest;
 import net.minecraft.server.v1_6_R2.InventorySubcontainer;
@@ -46,13 +46,13 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().c(),
+                PlayerDataManager.getHandle(player).getEnderChest().c(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -65,8 +65,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/v1_6_R2/src/main/java/com/lishid/openinv/internal/v1_6_R2/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_6_R2.ItemStack;
 import net.minecraft.server.v1_6_R2.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_6_R2.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_6_R2.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/v1_6_R3/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_6_R3</artifactId>
   <name>OpenInvAdapter1_6_R3</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.6.4-R2.0</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_6_R3/src/main/java/com/lishid/openinv/internal/v1_6_R3/AnySilentContainer.java

@@ -22,9 +22,9 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_6_R3.AxisAlignedBB;
 import net.minecraft.server.v1_6_R3.BlockEnderChest;
+import net.minecraft.server.v1_6_R3.Container;
 import net.minecraft.server.v1_6_R3.EntityOcelot;
 import net.minecraft.server.v1_6_R3.EntityPlayer;
 import net.minecraft.server.v1_6_R3.IInventory;
@@ -35,7 +35,7 @@ import net.minecraft.server.v1_6_R3.TileEntityChest;
 import net.minecraft.server.v1_6_R3.TileEntityEnderChest;
 import net.minecraft.server.v1_6_R3.World;
 
-import org.bukkit.craftbukkit.v1_6_R3.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_6_R3.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -47,7 +47,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -95,7 +95,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -122,37 +122,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = world.getTypeId(block.getX(), block.getY(), block.getZ());
 
         if (world.getTypeId(block.getX(), block.getY(), block.getZ() + 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if (world.getTypeId(block.getX(), block.getY(), block.getZ() - 1) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (world.getTypeId(block.getX() + 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (world.getTypeId(block.getX() - 1, block.getY(), block.getZ()) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, ((IInventory) tile).getName(), ((IInventory) tile).getSize(), true));
+            player.playerConnection.sendPacket(new Packet100OpenWindow(windowId, 0, inventory.getName(), inventory.getSize(), true));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_6_R3/src/main/java/com/lishid/openinv/internal/v1_6_R3/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_6_R3.IInventory;
 
 import org.bukkit.craftbukkit.v1_6_R3.inventory.CraftInventory;

internal/v1_6_R3/src/main/java/com/lishid/openinv/internal/v1_6_R3/PlayerDataManager.java

@@ -23,14 +23,15 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_6_R3.EntityPlayer;
 import net.minecraft.server.v1_6_R3.MinecraftServer;
 import net.minecraft.server.v1_6_R3.PlayerInteractManager;
 
 import org.bukkit.craftbukkit.v1_6_R3.CraftServer;
+import org.bukkit.craftbukkit.v1_6_R3.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -77,4 +78,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_6_R3/src/main/java/com/lishid/openinv/internal/v1_6_R3/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_6_R3;
 
-// Volatile
 import net.minecraft.server.v1_6_R3.ContainerChest;
 import net.minecraft.server.v1_6_R3.EntityHuman;
 import net.minecraft.server.v1_6_R3.IInventory;

internal/v1_6_R3/src/main/java/com/lishid/openinv/internal/v1_6_R3/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_6_R3.EntityPlayer;
 import net.minecraft.server.v1_6_R3.IInventory;
 import net.minecraft.server.v1_6_R3.InventoryEnderChest;
 import net.minecraft.server.v1_6_R3.InventorySubcontainer;
@@ -46,13 +46,13 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().c(),
+                PlayerDataManager.getHandle(player).getEnderChest().c(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -65,8 +65,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/v1_6_R3/src/main/java/com/lishid/openinv/internal/v1_6_R3/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_6_R3.ItemStack;
 import net.minecraft.server.v1_6_R3.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_6_R3.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_6_R3.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/v1_7_R1/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_7_R1</artifactId>
   <name>OpenInvAdapter1_7_R1</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.7.2-R0.4</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_7_R1/src/main/java/com/lishid/openinv/internal/v1_7_R1/AnySilentContainer.java

@@ -22,10 +22,10 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-//Volatile
 import net.minecraft.server.v1_7_R1.AxisAlignedBB;
 import net.minecraft.server.v1_7_R1.Block;
 import net.minecraft.server.v1_7_R1.BlockEnderChest;
+import net.minecraft.server.v1_7_R1.Container;
 import net.minecraft.server.v1_7_R1.EntityOcelot;
 import net.minecraft.server.v1_7_R1.EntityPlayer;
 import net.minecraft.server.v1_7_R1.IInventory;
@@ -36,7 +36,7 @@ import net.minecraft.server.v1_7_R1.TileEntityChest;
 import net.minecraft.server.v1_7_R1.TileEntityEnderChest;
 import net.minecraft.server.v1_7_R1.World;
 
-import org.bukkit.craftbukkit.v1_7_R1.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_7_R1.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -48,7 +48,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -96,7 +96,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -123,37 +123,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = Block.b(world.getType(block.getX(), block.getY(), block.getZ()));
 
         if (Block.b(world.getType(block.getX(), block.getY(), block.getZ() + 1)) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if(Block.b(world.getType(block.getX(), block.getY(), block.getZ() - 1)) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (Block.b(world.getType(block.getX() + 1, block.getY(), block.getZ())) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (Block.b(world.getType(block.getX() - 1, block.getY(), block.getZ())) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, 0, ((IInventory) tile).getInventoryName(), ((IInventory) tile).getSize(), true));
+            player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, 0, inventory.getInventoryName(), inventory.getSize(), true));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_7_R1/src/main/java/com/lishid/openinv/internal/v1_7_R1/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_7_R1.IInventory;
 
 import org.bukkit.craftbukkit.v1_7_R1.inventory.CraftInventory;

internal/v1_7_R1/src/main/java/com/lishid/openinv/internal/v1_7_R1/PlayerDataManager.java

@@ -23,15 +23,16 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-// Volatile
 import net.minecraft.server.v1_7_R1.EntityPlayer;
 import net.minecraft.server.v1_7_R1.MinecraftServer;
 import net.minecraft.server.v1_7_R1.PlayerInteractManager;
 import net.minecraft.util.com.mojang.authlib.GameProfile;
 
 import org.bukkit.craftbukkit.v1_7_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_7_R1.entity.CraftPlayer;
 
 public class PlayerDataManager implements IPlayerDataManager {
 
@@ -78,4 +79,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_7_R1/src/main/java/com/lishid/openinv/internal/v1_7_R1/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_7_R1;
 
-// Volatile
 import net.minecraft.server.v1_7_R1.ContainerChest;
 import net.minecraft.server.v1_7_R1.EntityHuman;
 import net.minecraft.server.v1_7_R1.IInventory;

internal/v1_7_R1/src/main/java/com/lishid/openinv/internal/v1_7_R1/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_7_R1.EntityPlayer;
 import net.minecraft.server.v1_7_R1.IInventory;
 import net.minecraft.server.v1_7_R1.InventoryEnderChest;
 import net.minecraft.server.v1_7_R1.InventorySubcontainer;
@@ -46,13 +46,13 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getInventoryName(),
+        super(PlayerDataManager.getHandle(player).getEnderChest().getInventoryName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().k_(),
+                PlayerDataManager.getHandle(player).getEnderChest().k_(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                PlayerDataManager.getHandle(player).getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -65,8 +65,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);

internal/v1_7_R1/src/main/java/com/lishid/openinv/internal/v1_7_R1/SpecialPlayerInventory.java

@@ -21,11 +21,9 @@ import com.lishid.openinv.internal.ISpecialPlayerInventory;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_7_R1.ItemStack;
 import net.minecraft.server.v1_7_R1.PlayerInventory;
 
-import org.bukkit.craftbukkit.v1_7_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_7_R1.inventory.CraftInventory;
 
 public class SpecialPlayerInventory extends PlayerInventory implements ISpecialPlayerInventory {
@@ -35,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     private boolean playerOnline = false;
 
     public SpecialPlayerInventory(Player bukkitPlayer, Boolean online) {
-        super(((CraftPlayer) bukkitPlayer).getHandle());
+        super(PlayerDataManager.getHandle(bukkitPlayer));
         this.playerOnline = online;
         this.items = player.inventory.items;
         this.armor = player.inventory.armor;
@@ -49,7 +47,7 @@ public class SpecialPlayerInventory extends PlayerInventory implements ISpecialP
     @Override
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
-            this.player = ((CraftPlayer) player).getHandle();
+            this.player = PlayerDataManager.getHandle(player);
             this.player.inventory.items = this.items;
             this.player.inventory.armor = this.armor;
             playerOnline = true;

internal/v1_7_R2/pom.xml

@@ -5,24 +5,24 @@
   <parent>
     <groupId>com.lishid</groupId>
     <artifactId>openinvinternal</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>3.2.0</version>
   </parent>
 
   <artifactId>openinvadapter1_7_R2</artifactId>
   <name>OpenInvAdapter1_7_R2</name>
 
   <dependencies>
-    <dependency>
-      <groupId>com.lishid</groupId>
-      <artifactId>openinvcommon</artifactId>
-      <version>1.0-SNAPSHOT</version>
-    </dependency>
     <dependency>
       <groupId>org.bukkit</groupId>
       <artifactId>craftbukkit</artifactId>
       <version>1.7.5-R0.1</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>com.lishid</groupId>
+      <artifactId>openinvcommon</artifactId>
+      <version>3.2.0</version>
+    </dependency>
   </dependencies>
 
 </project>

internal/v1_7_R2/src/main/java/com/lishid/openinv/internal/v1_7_R2/AnySilentContainer.java

@@ -22,10 +22,10 @@ import org.bukkit.ChatColor;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
-//Volatile
 import net.minecraft.server.v1_7_R2.AxisAlignedBB;
 import net.minecraft.server.v1_7_R2.Block;
 import net.minecraft.server.v1_7_R2.BlockEnderChest;
+import net.minecraft.server.v1_7_R2.Container;
 import net.minecraft.server.v1_7_R2.EntityOcelot;
 import net.minecraft.server.v1_7_R2.EntityPlayer;
 import net.minecraft.server.v1_7_R2.IInventory;
@@ -36,7 +36,7 @@ import net.minecraft.server.v1_7_R2.TileEntityChest;
 import net.minecraft.server.v1_7_R2.TileEntityEnderChest;
 import net.minecraft.server.v1_7_R2.World;
 
-import org.bukkit.craftbukkit.v1_7_R2.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_7_R2.event.CraftEventFactory;
 
 public class AnySilentContainer implements IAnySilentContainer {
 
@@ -48,7 +48,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean isAnyContainerNeeded(Player p, org.bukkit.block.Block block) {
         // FOR REFERENCE, LOOK AT net.minecraft.server.BlockChest
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
         World world = player.world;
 
         if (block instanceof BlockEnderChest) {
@@ -96,7 +96,7 @@ public class AnySilentContainer implements IAnySilentContainer {
     @Override
     public boolean activateContainer(Player p, boolean silentchest, org.bukkit.block.Block block) {
 
-        EntityPlayer player = ((CraftPlayer) p).getHandle();
+        EntityPlayer player = PlayerDataManager.getHandle(p);
 
         // Silent ender chest is API-only
         if (silentchest && block.getType() == Material.ENDER_CHEST) {
@@ -123,37 +123,47 @@ public class AnySilentContainer implements IAnySilentContainer {
             return false;
         }
 
+        IInventory inventory = (IInventory) tile;
         int id = Block.b(world.getType(block.getX(), block.getY(), block.getZ()));
 
         if (Block.b(world.getType(block.getX(), block.getY(), block.getZ() + 1)) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() + 1));
         } else if(Block.b(world.getType(block.getX(), block.getY(), block.getZ() - 1)) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX(), block.getY(), block.getZ() - 1), inventory);
         } else if (Block.b(world.getType(block.getX() + 1, block.getY(), block.getZ())) == id) {
-            tile = new InventoryLargeChest("Large chest", (IInventory) tile, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
+            inventory = new InventoryLargeChest("container.chestDouble", inventory, (TileEntityChest) world.getTileEntity(block.getX() + 1, block.getY(), block.getZ()));
         } else if (Block.b(world.getType(block.getX() - 1, block.getY(), block.getZ())) == id) {
-            tile = new InventoryLargeChest("Large chest", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), (IInventory) tile);
+            inventory = new InventoryLargeChest("container.chestDouble", (TileEntityChest) world.getTileEntity(block.getX() - 1, block.getY(), block.getZ()), inventory);
         }
 
-        boolean returnValue = false;
+        // AnyChest only
         if (!silentchest) {
-            player.openContainer((IInventory) tile);
+            player.openContainer(inventory);
-            returnValue = true;
+            return true;
-        } else {
+        }
+
+        // SilentChest
         try {
+            // Call InventoryOpenEvent
+            Container container = new SilentContainerChest(player.inventory, inventory);
+            container = CraftEventFactory.callInventoryOpenEvent(player, container);
+            if (container == null) {
+                return false;
+            }
+
+            // Open window
             int windowId = player.nextContainerCounter();
-                player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, 0, ((IInventory) tile).getInventoryName(), ((IInventory) tile).getSize(), true));
+            player.playerConnection.sendPacket(new PacketPlayOutOpenWindow(windowId, 0, inventory.getInventoryName(), inventory.getSize(), true));
-                player.activeContainer = new SilentContainerChest(player.inventory, ((IInventory) tile));
+            player.activeContainer = container;
             player.activeContainer.windowId = windowId;
             player.activeContainer.addSlotListener(player);
-                returnValue = true;
+
+            return true;
         } catch (Exception e) {
             e.printStackTrace();
-                p.sendMessage(ChatColor.RED + "Error while sending silent chest.");
+            p.sendMessage(ChatColor.RED + "Error while sending silent container.");
+            return false;
         }
     }
 
-        return returnValue;
-    }
-
 }

internal/v1_7_R2/src/main/java/com/lishid/openinv/internal/v1_7_R2/InventoryAccess.java

@@ -23,7 +23,6 @@ import com.lishid.openinv.util.InternalAccessor;
 
 import org.bukkit.inventory.Inventory;
 
-// Volatile
 import net.minecraft.server.v1_7_R2.IInventory;
 
 import org.bukkit.craftbukkit.v1_7_R2.inventory.CraftInventory;

internal/v1_7_R2/src/main/java/com/lishid/openinv/internal/v1_7_R2/PlayerDataManager.java

@@ -23,15 +23,16 @@ import com.lishid.openinv.internal.IPlayerDataManager;
 
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-//Volatile
 import net.minecraft.server.v1_7_R2.EntityPlayer;
 import net.minecraft.server.v1_7_R2.MinecraftServer;
 import net.minecraft.server.v1_7_R2.PlayerInteractManager;
 import net.minecraft.util.com.mojang.authlib.GameProfile;
 
 import org.bukkit.craftbukkit.v1_7_R2.CraftServer;
+import org.bukkit.craftbukkit.v1_7_R2.entity.CraftPlayer;
 
 @SuppressWarnings("deprecation") // Deprecated methods are used properly and will not change.
 public class PlayerDataManager implements IPlayerDataManager {
@@ -79,4 +80,24 @@ public class PlayerDataManager implements IPlayerDataManager {
         return Arrays.asList(Bukkit.getOnlinePlayers());
     }
 
+    public static EntityPlayer getHandle(Player player) {
+        if (player instanceof CraftPlayer) {
+            return ((CraftPlayer) player).getHandle();
+        }
+
+        Server server = player.getServer();
+        EntityPlayer nmsPlayer = null;
+
+        if (server instanceof CraftServer) {
+            nmsPlayer = ((CraftServer) server).getHandle().getPlayer(player.getName());
+        }
+
+        if (nmsPlayer == null) {
+            // Could use reflection to examine fields, but it's honestly not worth the bother.
+            throw new RuntimeException("Unable to fetch EntityPlayer from provided Player implementation");
+        }
+
+        return nmsPlayer;
+    }
+
 }

internal/v1_7_R2/src/main/java/com/lishid/openinv/internal/v1_7_R2/SilentContainerChest.java

@@ -16,7 +16,6 @@
 
 package com.lishid.openinv.internal.v1_7_R2;
 
-// Volatile
 import net.minecraft.server.v1_7_R2.ContainerChest;
 import net.minecraft.server.v1_7_R2.EntityHuman;
 import net.minecraft.server.v1_7_R2.IInventory;

internal/v1_7_R2/src/main/java/com/lishid/openinv/internal/v1_7_R2/SpecialEnderChest.java

@@ -27,7 +27,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 
-// Volatile
+import net.minecraft.server.v1_7_R2.EntityPlayer;
 import net.minecraft.server.v1_7_R2.IInventory;
 import net.minecraft.server.v1_7_R2.InventoryEnderChest;
 import net.minecraft.server.v1_7_R2.InventorySubcontainer;
@@ -46,13 +46,13 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     private CraftPlayer owner;
     private int maxStack = MAX_STACK;
 
-    public SpecialEnderChest(Player p, Boolean online) {
+    public SpecialEnderChest(Player player, Boolean online) {
-        super(((CraftPlayer) p).getHandle().getEnderChest().getInventoryName(),
+        super(((CraftPlayer) player).getHandle().getEnderChest().getInventoryName(),
-                ((CraftPlayer) p).getHandle().getEnderChest().k_(),
+                ((CraftPlayer) player).getHandle().getEnderChest().k_(),
-                ((CraftPlayer) p).getHandle().getEnderChest().getSize());
+                ((CraftPlayer) player).getHandle().getEnderChest().getSize());
-        CraftPlayer player = (CraftPlayer) p;
+        EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-        this.enderChest = player.getHandle().getEnderChest();
+        this.enderChest = nmsPlayer.getEnderChest();
-        this.owner = player;
+        this.owner = nmsPlayer.getBukkitEntity();
         this.items = enderChest.getContents();
     }
 
@@ -65,8 +65,9 @@ public class SpecialEnderChest extends InventorySubcontainer implements IInvento
     public void setPlayerOnline(Player player) {
         if (!playerOnline) {
             try {
-                owner = (CraftPlayer) player;
+                EntityPlayer nmsPlayer = PlayerDataManager.getHandle(player);
-                InventoryEnderChest playerEnderChest = owner.getHandle().getEnderChest();
+                this.owner = nmsPlayer.getBukkitEntity();
+                InventoryEnderChest playerEnderChest = nmsPlayer.getEnderChest();
                 Field field = playerEnderChest.getClass().getField("items");
                 field.setAccessible(true);
                 field.set(playerEnderChest, this.items);