Installed a LocalCommandSender class atop LocalPlayer in the hierarchy and moved the relevant methods there.

Also changed equals to work on LocalCommandSender instead of LocalPlayer.

src/main/java/com/sk89q/worldedit/LocalCommandSender.java

@@ -0,0 +1,117 @@
+package com.sk89q.worldedit;
+
+import java.io.File;
+
+public abstract class LocalCommandSender {
+    /**
+     * Server.
+     */
+    protected ServerInterface server;
+
+    public LocalCommandSender(ServerInterface server) {
+        this.server = server;
+    }
+
+    /**
+     * Get the name of the player.
+     *
+     * @return String
+     */
+    public abstract String getName();
+
+    /**
+     * Print a message.
+     *
+     * @param msg
+     */
+    public abstract void printRaw(String msg);
+
+    /**
+     * Print a WorldEdit message.
+     *
+     * @param msg
+     */
+    public abstract void printDebug(String msg);
+
+    /**
+     * Print a WorldEdit message.
+     *
+     * @param msg
+     */
+    public abstract void print(String msg);
+
+    /**
+     * Print a WorldEdit error.
+     *
+     * @param msg
+     */
+    public abstract void printError(String msg);
+
+    /**
+     * Get a player's list of groups.
+     *
+     * @return
+     */
+    public abstract String[] getGroups();
+
+    /**
+     * Checks if a player has permission.
+     *
+     * @param perm
+     * @return
+     */
+    public abstract boolean hasPermission(String perm);
+
+    public void checkPermission(String permission) throws WorldEditPermissionException {
+        if (!hasPermission(permission)) {
+            throw new WorldEditPermissionException();
+        }
+    }
+
+    /**
+     * Open a file open dialog.
+     *
+     * @param extensions null to allow all
+     * @return
+     */
+    public File openFileOpenDialog(String[] extensions) {
+        printError("File dialogs are not supported in your environment.");
+        return null;
+    }
+
+    /**
+     * Open a file save dialog.
+     *
+     * @param extensions null to allow all
+     * @return
+     */
+    public File openFileSaveDialog(String[] extensions) {
+        printError("File dialogs are not supported in your environment.");
+        return null;
+    }
+
+    /**
+     * Returns true if equal.
+     *
+     * @param other
+     * @return whether the other object is equivalent
+     */
+    @Override
+    public boolean equals(Object other) {
+        if (!(other instanceof LocalCommandSender)) {
+            return false;
+        }
+        LocalCommandSender other2 = (LocalCommandSender) other;
+        return other2.getName().equals(getName());
+    }
+
+    /**
+     * Gets the hash code.
+     *
+     * @return hash code
+     */
+    @Override
+    public int hashCode() {
+        return getName().hashCode();
+    }
+}

src/main/java/com/sk89q/worldedit/LocalPlayer.java

@@ -19,7 +19,6 @@
 
 package com.sk89q.worldedit;
 
-import java.io.File;
 import com.sk89q.worldedit.bags.BlockBag;
 import com.sk89q.worldedit.blocks.BlockID;
 import com.sk89q.worldedit.blocks.BlockType;
@@ -31,19 +30,14 @@ import com.sk89q.worldedit.util.TargetBlock;
  *
  * @author sk89q
  */
-public abstract class LocalPlayer {
+public abstract class LocalPlayer extends LocalCommandSender {
-    /**
-     * Server.
-     */
-    protected ServerInterface server;
-
     /**
      * Construct the object.
      *
      * @param server
      */
     protected LocalPlayer(ServerInterface server) {
-        this.server = server;
+        super(server);
     }
 
     /**
@@ -412,13 +406,6 @@ public abstract class LocalPlayer {
      */
     public abstract int getItemInHand();
 
-    /**
-     * Get the name of the player.
-     *
-     * @return String
-     */
-    public abstract String getName();
-
     /**
      * Get the player's position.
      *
@@ -514,34 +501,6 @@ public abstract class LocalPlayer {
         return false;
     }
 
-    /**
-     * Print a message.
-     *
-     * @param msg
-     */
-    public abstract void printRaw(String msg);
-
-    /**
-     * Print a WorldEdit message.
-     *
-     * @param msg
-     */
-    public abstract void printDebug(String msg);
-
-    /**
-     * Print a WorldEdit message.
-     *
-     * @param msg
-     */
-    public abstract void print(String msg);
-
-    /**
-     * Print a WorldEdit error.
-     *
-     * @param msg
-     */
-    public abstract void printError(String msg);
-
     /**
      * Move the player.
      *
@@ -560,13 +519,6 @@ public abstract class LocalPlayer {
         setPosition(pos, (float) getPitch(), (float) getYaw());
     }
 
-    /**
-     * Get a player's list of groups.
-     *
-     * @return
-     */
-    public abstract String[] getGroups();
-
     /**
      * Get this player's block bag.
      *
@@ -574,36 +526,6 @@ public abstract class LocalPlayer {
      */
     public abstract BlockBag getInventoryBlockBag();
 
-    /**
-     * Checks if a player has permission.
-     *
-     * @param perm
-     * @return
-     */
-    public abstract boolean hasPermission(String perm);
-
-    /**
-     * Open a file open dialog.
-     *
-     * @param extensions null to allow all
-     * @return
-     */
-    public File openFileOpenDialog(String[] extensions) {
-        printError("File dialogs are not supported in your environment.");
-        return null;
-    }
-
-    /**
-     * Open a file save dialog.
-     *
-     * @param extensions null to allow all
-     * @return
-     */
-    public File openFileSaveDialog(String[] extensions) {
-        printError("File dialogs are not supported in your environment.");
-        return null;
-    }
-
     /**
      * Returns true if the player can destroy bedrock.
      *
@@ -627,34 +549,4 @@ public abstract class LocalPlayer {
     public void dispatchCUIHandshake() {
     }
 
-    /**
-     * Returns true if equal.
-     *
-     * @param other
-     * @return whether the other object is equivalent
-     */
-    @Override
-    public boolean equals(Object other) {
-        if (!(other instanceof LocalPlayer)) {
-            return false;
-        }
-        LocalPlayer other2 = (LocalPlayer) other;
-        return other2.getName().equals(getName());
-    }
-
-    /**
-     * Gets the hash code.
-     *
-     * @return hash code
-     */
-    @Override
-    public int hashCode() {
-        return getName().hashCode();
-    }
-
-    public void checkPermission(String permission) throws WorldEditPermissionException {
-        if (!hasPermission(permission)) {
-            throw new WorldEditPermissionException();
-        }
-    }
 }