Fix Javadocs and code issues.

src/bukkit-test/java/com/sk89q/wepif/TestOfflinePermissible.java

@@ -36,22 +36,27 @@ public class TestOfflinePermissible implements OfflinePlayer, Permissible {
     
     private final Map<String, Boolean> assignedPermissions = new HashMap<String, Boolean>();
 
+    @Override
     public boolean isOp() {
         return op;
     }
 
+    @Override
     public void setOp(boolean b) {
         this.op = b;
     }
 
+    @Override
     public boolean isPermissionSet(String s) {
         return assignedPermissions.containsKey(s.toLowerCase());
     }
 
+    @Override
     public boolean isPermissionSet(Permission permission) {
         return isPermissionSet(permission.getName());
     }
 
+    @Override
     public boolean hasPermission(String s) {
         if (isPermissionSet(s)) {
             return assignedPermissions.get(s.toLowerCase());
@@ -59,34 +64,42 @@ public class TestOfflinePermissible implements OfflinePlayer, Permissible {
         return false;
     }
 
+    @Override
     public boolean hasPermission(Permission permission) {
         return hasPermission(permission.getName());
     }
 
+    @Override
     public PermissionAttachment addAttachment(Plugin plugin, String s, boolean b) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public PermissionAttachment addAttachment(Plugin plugin) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public PermissionAttachment addAttachment(Plugin plugin, String s, boolean b, int i) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public PermissionAttachment addAttachment(Plugin plugin, int i) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public void removeAttachment(PermissionAttachment permissionAttachment) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public void recalculatePermissions() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public Set<PermissionAttachmentInfo> getEffectivePermissions() {
         Set<PermissionAttachmentInfo> ret = new HashSet<PermissionAttachmentInfo>();
         for (Map.Entry<String, Boolean> entry : assignedPermissions.entrySet()) {
@@ -109,10 +122,12 @@ public class TestOfflinePermissible implements OfflinePlayer, Permissible {
     
     // -- Unneeded OfflinePlayer methods
 
+    @Override
     public boolean isOnline() {
         return false;
     }
 
+    @Override
     public String getName() {
         return "Tester";
     }
@@ -121,42 +136,52 @@ public class TestOfflinePermissible implements OfflinePlayer, Permissible {
         return randomUuid;
     }
 
+    @Override
     public boolean isBanned() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public void setBanned(boolean b) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public boolean isWhitelisted() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public void setWhitelisted(boolean b) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public Player getPlayer() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public long getFirstPlayed() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public long getLastPlayed() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public boolean hasPlayedBefore() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public Location getBedSpawnLocation() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
     public Map<String, Object> serialize() {
         throw new UnsupportedOperationException("Not supported yet.");
     }

src/bukkit-test/java/com/sk89q/worldedit/bukkit/BukkitWorldTest.java

@@ -23,14 +23,13 @@ import com.sk89q.worldedit.util.TreeGenerator;
 import org.junit.Assert;
 import org.junit.Test;
 
-/**
- * @author zml2008
- */
 public class BukkitWorldTest {
+
     @Test
     public void testTreeTypeMapping() {
         for (TreeGenerator.TreeType type : TreeGenerator.TreeType.values()) {
             Assert.assertFalse("No mapping for: " + type, BukkitWorld.toBukkitTreeType(type) == null);
         }
     }
+
 }

src/bukkit/java/com/sk89q/bukkit/util/CommandInfo.java

@@ -19,10 +19,8 @@
 
 package com.sk89q.bukkit.util;
 
-/**
- * @author zml2008
- */
 public class CommandInfo {
+
     private final String[] aliases;
     private final Object registeredWith;
     private final String usage, desc;
@@ -63,4 +61,5 @@ public class CommandInfo {
     public Object getRegisteredWith() {
         return registeredWith;
     }
+
 }

src/bukkit/java/com/sk89q/bukkit/util/CommandRegistration.java

@@ -19,12 +19,6 @@
 
 package com.sk89q.bukkit.util;
 
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
 import com.sk89q.util.ReflectionUtil;
 import org.bukkit.Bukkit;
 import org.bukkit.command.CommandExecutor;
@@ -32,9 +26,12 @@ import org.bukkit.command.CommandMap;
 import org.bukkit.command.SimpleCommandMap;
 import org.bukkit.plugin.Plugin;
 
-/**
+import java.util.ArrayList;
- * @author zml2008
+import java.util.Iterator;
- */
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
 public class CommandRegistration {
 
     static {
@@ -109,4 +106,5 @@ public class CommandRegistration {
         }
         return true;
     }
+
 }

src/bukkit/java/com/sk89q/bukkit/util/CommandsManagerRegistration.java

@@ -31,10 +31,8 @@ import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 
-/**
- * @author zml2008
- */
 public class CommandsManagerRegistration extends CommandRegistration {
+
     protected CommandsManager<?> commands;
 
     public CommandsManagerRegistration(Plugin plugin, CommandsManager<?> commands) {
@@ -60,7 +58,7 @@ public class CommandsManagerRegistration extends CommandRegistration {
 
             if (cmdMethod != null && cmdMethod.isAnnotationPresent(CommandPermissions.class)) {
                 permissions = Arrays.asList(cmdMethod.getAnnotation(CommandPermissions.class).value());
-            } else if (cmdMethod != null && childMethods != null && childMethods.size() > 0) {
+            } else if (cmdMethod != null && childMethods != null && !childMethods.isEmpty()) {
                 permissions = new ArrayList<String>();
                 for (Method m : childMethods.values()) {
                     if (m.isAnnotationPresent(CommandPermissions.class)) {
@@ -74,4 +72,5 @@ public class CommandsManagerRegistration extends CommandRegistration {
 
         return register(toRegister);
     }
+
 }

src/bukkit/java/com/sk89q/bukkit/util/DynamicPluginCommandHelpTopic.java

@@ -30,10 +30,8 @@ import org.bukkit.help.HelpTopicFactory;
 
 import java.util.Map;
 
-/**
- * @author zml2008
- */
 public class DynamicPluginCommandHelpTopic extends HelpTopic {
+
     private final DynamicPluginCommand cmd;
 
     public DynamicPluginCommandHelpTopic(DynamicPluginCommand cmd) {
@@ -140,10 +138,10 @@ public class DynamicPluginCommandHelpTopic extends HelpTopic {
     }
 
     public static class Factory implements HelpTopicFactory<DynamicPluginCommand> {
-
         @Override
         public HelpTopic createTopic(DynamicPluginCommand command) {
             return new DynamicPluginCommandHelpTopic(command);
         }
     }
+
 }

src/bukkit/java/com/sk89q/bukkit/util/FallbackRegistrationListener.java

@@ -24,9 +24,6 @@ import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerCommandPreprocessEvent;
 
-/**
-* @author zml2008
-*/
 public class FallbackRegistrationListener implements Listener {
 
     private final CommandMap commandRegistration;
@@ -41,4 +38,5 @@ public class FallbackRegistrationListener implements Listener {
             event.setCancelled(true);
         }
     }
+
 }

src/bukkit/java/com/sk89q/wepif/ConfigurationPermissionsResolver.java

@@ -50,6 +50,7 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
         return section;
     }
 
+    @Override
     public void load() {
         userGroups = new HashMap<String, Set<String>>();
         userPermissionsCache = new HashMap<String, Set<String>>();
@@ -64,7 +65,7 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
                 List<String> permissions =
                         config.getStringList("permissions.groups." + key + ".permissions", null);
 
-                if (permissions.size() > 0) {
+                if (!permissions.isEmpty()) {
                     Set<String> groupPerms = new HashSet<String>(permissions);
                     userGroupPermissions.put(key, groupPerms);
 
@@ -84,7 +85,7 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
                 List<String> permissions =
                         config.getStringList("permissions.users." + key + ".permissions", null);
 
-                if (permissions.size() > 0) {
+                if (!permissions.isEmpty()) {
                     permsCache.addAll(permissions);
                 }
 
@@ -92,7 +93,7 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
                         config.getStringList("permissions.users." + key + ".groups", null);
                 groups.add("default");
 
-                if (groups.size() > 0) {
+                if (!groups.isEmpty()) {
                     for (String group : groups) {
                         Set<String> groupPerms = userGroupPermissions.get(group);
                         if (groupPerms != null) {
@@ -107,6 +108,7 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
         }
     }
 
+    @Override
     public boolean hasPermission(String player, String permission) {
         int dotPos = permission.lastIndexOf(".");
         if (dotPos > -1) {
@@ -124,11 +126,13 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
         return perms.contains("*") || perms.contains(permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, String player, String permission) {
         return hasPermission(player, "worlds." + worldName + "." + permission)
                 || hasPermission(player, permission);
     }
 
+    @Override
     public boolean inGroup(String player, String group) {
         Set<String> groups = userGroups.get(player.toLowerCase());
         if (groups == null) {
@@ -138,6 +142,7 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
         return groups.contains(group);
     }
 
+    @Override
     public String[] getGroups(String player) {
         Set<String> groups = userGroups.get(player.toLowerCase());
         if (groups == null) {
@@ -147,22 +152,27 @@ public class ConfigurationPermissionsResolver implements PermissionsResolver {
         return groups.toArray(new String[groups.size()]);
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         return hasPermission(player.getName(), permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return hasPermission(worldName, player.getName(), permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         return inGroup(player.getName(), group);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         return getGroups(player.getName());
     }
 
+    @Override
     public String getDetectionMessage() {
         return "No known permissions plugin detected. Using configuration file for permissions.";
     }

src/bukkit/java/com/sk89q/wepif/DinnerPermsResolver.java

@@ -43,25 +43,31 @@ public class DinnerPermsResolver implements PermissionsResolver {
         return new DinnerPermsResolver(server);
     }
 
+    @Override
     public void load() {
     }
 
+    @Override
     public boolean hasPermission(String name, String permission) {
         return hasPermission(server.getOfflinePlayer(name), permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, String name, String permission) {
         return hasPermission(worldName, server.getOfflinePlayer(name), permission);
     }
 
+    @Override
     public boolean inGroup(String name, String group) {
         return inGroup(server.getOfflinePlayer(name), group);
     }
 
+    @Override
     public String[] getGroups(String name) {
         return getGroups(server.getOfflinePlayer(name));
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         Permissible perms = getPermissible(player);
         if (perms == null) {
@@ -86,10 +92,12 @@ public class DinnerPermsResolver implements PermissionsResolver {
         return internalHasPermission(perms, "*") == 1;
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return hasPermission(player, permission); // no per-world ability to check permissions in dinnerperms
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         final Permissible perms = getPermissible(player);
         if (perms == null) {
@@ -100,6 +108,7 @@ public class DinnerPermsResolver implements PermissionsResolver {
         return perms.isPermissionSet(perm) && perms.hasPermission(perm);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         Permissible perms = getPermissible(player);
         if (perms == null) {
@@ -149,6 +158,7 @@ public class DinnerPermsResolver implements PermissionsResolver {
         }
     }
 
+    @Override
     public String getDetectionMessage() {
         return "Using the Bukkit Permissions API.";
     }

src/bukkit/java/com/sk89q/wepif/FlatFilePermissionsResolver.java

@@ -19,27 +19,32 @@
 
 package com.sk89q.wepif;
 
+import com.sk89q.util.yaml.YAMLProcessor;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.Server;
+
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileReader;
 import java.io.IOException;
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
-import java.util.HashMap;
+import java.util.logging.Level;
-
+import java.util.logging.Logger;
-import com.sk89q.util.yaml.YAMLProcessor;
-import org.bukkit.OfflinePlayer;
-import org.bukkit.Server;
 
 public class FlatFilePermissionsResolver implements PermissionsResolver {
+
+    private static final Logger log = Logger.getLogger(FlatFilePermissionsResolver.class.getCanonicalName());
+
     private Map<String, Set<String>> userPermissionsCache;
     private Set<String> defaultPermissionsCache;
     private Map<String, Set<String>> userGroups;
 
-    protected File groupFile;
+    private final File groupFile;
-    protected File userFile;
+    private final File userFile;
 
     public static PermissionsResolver factory(Server server, YAMLProcessor config) {
         File groups = new File("perms_groups.txt");
@@ -80,7 +85,7 @@ public class FlatFilePermissionsResolver implements PermissionsResolver {
                 line = line.trim();
 
                 // Blank line
-                if (line.length() == 0) {
+                if (line.isEmpty()) {
                     continue;
                 } else if (line.charAt(0) == ';' || line.charAt(0) == '#') {
                     continue;
@@ -98,19 +103,20 @@ public class FlatFilePermissionsResolver implements PermissionsResolver {
                 }
             }
         } catch (IOException e) {
-            e.printStackTrace();
+            log.log(Level.WARNING, "Failed to load permissions", e);
         } finally {
             try {
                 if (buff != null) {
                     buff.close();
                 }
-            } catch (IOException e2) {
+            } catch (IOException ignored) {
             }
         }
 
         return userGroupPermissions;
     }
 
+    @Override
     public void load() {
         userGroups = new HashMap<String, Set<String>>();
         userPermissionsCache = new HashMap<String, Set<String>>();
@@ -135,7 +141,7 @@ public class FlatFilePermissionsResolver implements PermissionsResolver {
                 line = line.trim();
 
                 // Blank line
-                if (line.length() == 0) {
+                if (line.isEmpty()) {
                     continue;
                 } else if (line.charAt(0) == ';' || line.charAt(0) == '#') {
                     continue;
@@ -163,17 +169,18 @@ public class FlatFilePermissionsResolver implements PermissionsResolver {
                 }
             }
         } catch (IOException e) {
-            e.printStackTrace();
+            log.log(Level.WARNING, "Failed to load permissions", e);
         } finally {
             try {
                 if (buff != null) {
                     buff.close();
                 }
-            } catch (IOException e2) {
+            } catch (IOException ignored) {
             }
         }
     }
 
+    @Override
     public boolean hasPermission(String player, String permission) {
         int dotPos = permission.lastIndexOf(".");
         if (dotPos > -1) {
@@ -191,20 +198,19 @@ public class FlatFilePermissionsResolver implements PermissionsResolver {
         return perms.contains("*") || perms.contains(permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, String player, String permission) {
         return hasPermission(player, "worlds." + worldName + "." + permission)
                 || hasPermission(player, permission);
     }
 
+    @Override
     public boolean inGroup(String player, String group) {
         Set<String> groups = userGroups.get(player.toLowerCase());
-        if (groups == null) {
+        return groups != null && groups.contains(group);
-            return false;
-        }
-
-        return groups.contains(group);
     }
 
+    @Override
     public String[] getGroups(String player) {
         Set<String> groups = userGroups.get(player.toLowerCase());
         if (groups == null) {
@@ -214,22 +220,27 @@ public class FlatFilePermissionsResolver implements PermissionsResolver {
         return groups.toArray(new String[groups.size()]);
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         return hasPermission(player.getName(), permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return hasPermission(worldName, player.getName(), permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         return inGroup(player.getName(), group);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         return getGroups(player.getName());
     }
 
+    @Override
     public String getDetectionMessage() {
         return "perms_groups.txt and perms_users.txt detected! Using flat file permissions.";
     }

src/bukkit/java/com/sk89q/wepif/GroupManagerResolver.java

@@ -50,6 +50,7 @@ public class GroupManagerResolver implements PermissionsResolver {
         this.worldsHolder = worldsHolder;
     }
 
+    @Override
     public void load() {
 
     }
@@ -73,10 +74,12 @@ public class GroupManagerResolver implements PermissionsResolver {
         }
     }
 
+    @Override
     public boolean hasPermission(String name, String permission) {
         return hasPermission(null, name, permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, String name, String permission) {
         if (permission == null || permission.isEmpty()) {
             return false;
@@ -88,6 +91,7 @@ public class GroupManagerResolver implements PermissionsResolver {
         return permissionHandler.permission(name, permission);
     }
 
+    @Override
     public boolean inGroup(String name, String group) {
         if (group == null || group.isEmpty()) {
             return false;
@@ -99,6 +103,7 @@ public class GroupManagerResolver implements PermissionsResolver {
         return permissionHandler.inGroup(name, group);
     }
 
+    @Override
     public String[] getGroups(String name) {
         AnjoPermissionsHandler permissionHandler = getPermissionHandler(name, null);
         if (permissionHandler == null) {
@@ -107,22 +112,27 @@ public class GroupManagerResolver implements PermissionsResolver {
         return permissionHandler.getGroups(name);
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         return hasPermission(player.getName(), permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return hasPermission(worldName, player.getName(), permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         return inGroup(player.getName(), group);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         return getGroups(player.getName());
     }
 
+    @Override
     public String getDetectionMessage() {
         return "GroupManager detected! Using GroupManager for permissions.";
     }

src/bukkit/java/com/sk89q/wepif/NijiPermissionsResolver.java

@@ -29,7 +29,13 @@ import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.PluginManager;
 import com.nijikokun.bukkit.Permissions.Permissions;
 
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
 public class NijiPermissionsResolver implements PermissionsResolver {
+
+    private static final Logger log = Logger.getLogger(NijiPermissionsResolver.class.getCanonicalName());
+
     private Server server;
     private Permissions api;
 
@@ -56,6 +62,7 @@ public class NijiPermissionsResolver implements PermissionsResolver {
         return new NijiPermissionsResolver(server, (Permissions) plugin);
     }
 
+    @Override
     public void load() {
 
     }
@@ -65,6 +72,7 @@ public class NijiPermissionsResolver implements PermissionsResolver {
         this.api = plugin;
     }
 
+    @Override
     @SuppressWarnings("static-access")
     public boolean hasPermission(String name, String permission) {
         try {
@@ -76,11 +84,12 @@ public class NijiPermissionsResolver implements PermissionsResolver {
                 return api.Security.permission(player, permission);
             }
         } catch (Throwable t) {
-            t.printStackTrace();
+            log.log(Level.WARNING, "Failed to check permissions", t);
             return false;
         }
     }
 
+    @Override
     public boolean hasPermission(String worldName, String name, String permission) {
         try {
             try {
@@ -89,11 +98,12 @@ public class NijiPermissionsResolver implements PermissionsResolver {
                 return api.getHandler().has(server.getPlayerExact(name), permission);
             }
         } catch (Throwable t) {
-            t.printStackTrace();
+            log.log(Level.WARNING, "Failed to check permissions", t);
             return false;
         }
     }
 
+    @Override
     @SuppressWarnings("static-access")
     public boolean inGroup(String name, String group) {
         try {
@@ -105,11 +115,12 @@ public class NijiPermissionsResolver implements PermissionsResolver {
                 return api.Security.inGroup(name, group);
             }
         } catch (Throwable t) {
-            t.printStackTrace();
+            log.log(Level.WARNING, "Failed to check groups", t);
             return false;
         }
     }
 
+    @Override
     @SuppressWarnings("static-access")
     public String[] getGroups(String name) {
         try {
@@ -128,23 +139,27 @@ public class NijiPermissionsResolver implements PermissionsResolver {
                 return groups;
             }
         } catch (Throwable t) {
-            t.printStackTrace();
+            log.log(Level.WARNING, "Failed to get groups", t);
             return new String[0];
         }
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         return hasPermission(player.getName(), permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return hasPermission(worldName, player.getName(), permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         return inGroup(player.getName(), group);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         return getGroups(player.getName());
     }
@@ -155,7 +170,9 @@ public class NijiPermissionsResolver implements PermissionsResolver {
         return permsCommand == null || !(permsCommand.getPlugin().equals(plugin));
     }
 
+    @Override
     public String getDetectionMessage() {
         return "Permissions plugin detected! Using Permissions plugin for permissions.";
     }
+
 }

src/bukkit/java/com/sk89q/wepif/PermissionsExResolver.java

@@ -48,10 +48,12 @@ public class PermissionsExResolver extends DinnerPermsResolver {
         this.manager = manager;
     }
 
+    @Override
     public boolean hasPermission(String worldName, String name, String permission) {
         return manager.has(name, permission, worldName);
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         Permissible permissible = getPermissible(player);
         if (permissible == null) {
@@ -61,14 +63,17 @@ public class PermissionsExResolver extends DinnerPermsResolver {
         }
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return hasPermission(worldName, player.getName(), permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         return super.inGroup(player, group) || manager.getUser(player.getName()).inGroup(group);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         if (getPermissible(player) == null) {
             PermissionUser user = manager.getUser(player.getName());
@@ -81,6 +86,7 @@ public class PermissionsExResolver extends DinnerPermsResolver {
         }
     }
 
+    @Override
     public String getDetectionMessage() {
         return "PermissionsEx detected! Using PermissionsEx for permissions.";
     }

src/bukkit/java/com/sk89q/wepif/PermissionsResolverManager.java

@@ -35,9 +35,11 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Iterator;
 import java.util.List;
+import java.util.logging.Level;
 import java.util.logging.Logger;
 
 public class PermissionsResolverManager implements PermissionsResolver {
+
     private static final String CONFIG_HEADER = "#\r\n" +
             "# WEPIF Configuration File\r\n" +
             "#\r\n" +
@@ -116,8 +118,7 @@ public class PermissionsResolverManager implements PermissionsResolver {
                     break;
                 }
             } catch (Throwable e) {
-                logger.warning("Error in factory method for " + resolverClass.getSimpleName() + ": " + e);
+                logger.log(Level.WARNING, "Error in factory method for " + resolverClass.getSimpleName(), e);
-                e.printStackTrace();
                 continue;
             }
         }
@@ -137,42 +138,52 @@ public class PermissionsResolverManager implements PermissionsResolver {
         logger.info("WEPIF: " + permissionResolver.getDetectionMessage());
     }
 
+    @Override
     public void load() {
         findResolver();
     }
 
+    @Override
     public boolean hasPermission(String name, String permission) {
         return permissionResolver.hasPermission(name, permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, String name, String permission) {
         return permissionResolver.hasPermission(worldName, name, permission);
     }
 
+    @Override
     public boolean inGroup(String player, String group) {
         return permissionResolver.inGroup(player, group);
     }
 
+    @Override
     public String[] getGroups(String player) {
         return permissionResolver.getGroups(player);
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         return permissionResolver.hasPermission(player, permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return permissionResolver.hasPermission(worldName, player, permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         return permissionResolver.inGroup(player, group);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         return permissionResolver.getGroups(player);
     }
 
+    @Override
     public String getDetectionMessage() {
         return "Using WEPIF for permissions";
     }
@@ -183,15 +194,14 @@ public class PermissionsResolverManager implements PermissionsResolver {
             try {
                 file.createNewFile();
             } catch (IOException e) {
-                e.printStackTrace();
+                logger.log(Level.WARNING, "Failed to create new configuration file", e);
             }
         }
         config = new YAMLProcessor(file, false, YAMLFormat.EXTENDED);
         try {
             config.load();
         } catch (IOException e) {
-            logger.severe("Error loading WEPIF Config: " + e);
+            logger.log(Level.WARNING, "Error loading WEPIF configuration", e);
-            e.printStackTrace();
         }
         List<String> keys = config.getKeys(null);
         config.setHeader(CONFIG_HEADER);
@@ -263,7 +273,6 @@ public class PermissionsResolverManager implements PermissionsResolver {
     }
 
     public static class MissingPluginException extends Exception {
-        private static final long serialVersionUID = 7044832912491608706L;
     }
 
     class ServerListener implements org.bukkit.event.Listener {

src/bukkit/java/com/sk89q/wepif/PluginPermissionsResolver.java

@@ -53,41 +53,51 @@ public class PluginPermissionsResolver implements PermissionsResolver {
         this.plugin = permissionsPlugin;
     }
 
+    @Override
     public void load() {
     }
 
+    @Override
     public boolean hasPermission(String name, String permission) {
         return resolver.hasPermission(name, permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, String name, String permission) {
         return resolver.hasPermission(worldName, name, permission);
     }
 
+    @Override
     public boolean inGroup(String player, String group) {
         return resolver.inGroup(player, group);
     }
 
+    @Override
     public String[] getGroups(String player) {
         return resolver.getGroups(player);
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         return resolver.hasPermission(player, permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return resolver.hasPermission(worldName, player, permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         return resolver.inGroup(player, group);
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         return resolver.getGroups(player);
     }
 
+    @Override
     public String getDetectionMessage() {
         return "Using plugin '" + this.plugin.getDescription().getName() + "' for permissions.";
     }

src/bukkit/java/com/sk89q/wepif/WEPIFRuntimeException.java

@@ -19,13 +19,10 @@
 
 package com.sk89q.wepif;
 
-/**
- * @author zml2008
- */
 public class WEPIFRuntimeException extends RuntimeException {
-    private static final long serialVersionUID = 5092745960439109699L;
 
     public WEPIFRuntimeException(String message) {
         super(message);
     }
+
 }

src/bukkit/java/com/sk89q/wepif/bPermissionsResolver.java

@@ -26,9 +26,6 @@ import org.bukkit.OfflinePlayer;
 import org.bukkit.Server;
 import org.bukkit.entity.Player;
 
-/**
- * @author zml2008
- */
 public class bPermissionsResolver implements PermissionsResolver {
 
     public static PermissionsResolver factory(Server server, YAMLProcessor config) {
@@ -47,29 +44,36 @@ public class bPermissionsResolver implements PermissionsResolver {
         this.server = server;
     }
 
+    @Override
     public void load() {
     }
 
+    @Override
     public String getDetectionMessage() {
         return "bPermissions detected! Using bPermissions for permissions";
     }
 
+    @Override
     public boolean hasPermission(String name, String permission) {
         return hasPermission(server.getOfflinePlayer(name), permission);
     }
 
+    @Override
     public boolean hasPermission(String worldName, String name, String permission) {
         return ApiLayer.hasPermission(worldName, CalculableType.USER, name, permission);
     }
 
+    @Override
     public boolean inGroup(String player, String group) {
         return inGroup(server.getOfflinePlayer(player), group);
     }
 
+    @Override
     public String[] getGroups(String player) {
         return getGroups(server.getOfflinePlayer(player));
     }
 
+    @Override
     public boolean hasPermission(OfflinePlayer player, String permission) {
         Player onlinePlayer = player.getPlayer();
         if (onlinePlayer == null) {
@@ -79,10 +83,12 @@ public class bPermissionsResolver implements PermissionsResolver {
         }
     }
 
+    @Override
     public boolean hasPermission(String worldName, OfflinePlayer player, String permission) {
         return hasPermission(worldName, player.getName(), permission);
     }
 
+    @Override
     public boolean inGroup(OfflinePlayer player, String group) {
         Player onlinePlayer = player.getPlayer();
         if (onlinePlayer == null) {
@@ -92,6 +98,7 @@ public class bPermissionsResolver implements PermissionsResolver {
         }
     }
 
+    @Override
     public String[] getGroups(OfflinePlayer player) {
         Player onlinePlayer = player.getPlayer();
         if (onlinePlayer == null) {
@@ -100,4 +107,5 @@ public class bPermissionsResolver implements PermissionsResolver {
             return ApiLayer.getGroups(onlinePlayer.getWorld().getName(), CalculableType.USER, player.getName());
         }
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/BukkitPlayerBlockBag.java

@@ -29,19 +29,14 @@ import com.sk89q.worldedit.blocks.BlockID;
 import com.sk89q.worldedit.blocks.ItemType;
 
 public class BukkitPlayerBlockBag extends BlockBag {
-    /**
+
-     * Player instance.
-     */
     private Player player;
-    /**
-     * The player's inventory;
-     */
     private ItemStack[] items;
 
     /**
      * Construct the object.
      * 
-     * @param player
+     * @param player the player
      */
     public BukkitPlayerBlockBag(Player player) {
         this.player = player;
@@ -59,17 +54,12 @@ public class BukkitPlayerBlockBag extends BlockBag {
     /**
      * Get the player.
      * 
-     * @return
+     * @return the player
      */
     public Player getPlayer() {
         return player;
     }
 
-    /**
-     * Get a block.
-     *
-     * @param id
-     */
     @Override
     public void fetchItem(BaseItem item) throws BlockBagException {
         final int id = item.getType();
@@ -125,11 +115,6 @@ public class BukkitPlayerBlockBag extends BlockBag {
         }
     }
 
-    /**
-     * Store a block.
-     * 
-     * @param id
-     */
     @Override
     public void storeItem(BaseItem item) throws BlockBagException {
         final int id = item.getType();
@@ -197,9 +182,6 @@ public class BukkitPlayerBlockBag extends BlockBag {
         throw new OutOfSpaceException(id);
     }
 
-    /**
-     * Flush any changes. This is called at the end.
-     */
     @Override
     public void flushChanges() {
         if (items != null) {
@@ -208,21 +190,12 @@ public class BukkitPlayerBlockBag extends BlockBag {
         }
     }
 
-    /**
-     * Adds a position to be used a source.
-     *
-     * @param pos
-     */
     @Override
     public void addSourcePosition(WorldVector pos) {
     }
 
-    /**
-     * Adds a position to be used a source.
-     *
-     * @param pos
-     */
     @Override
     public void addSingleSourcePosition(WorldVector pos) {
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/CUIChannelListener.java

@@ -26,10 +26,10 @@ import org.bukkit.plugin.messaging.PluginMessageListener;
 import java.nio.charset.Charset;
 
 /**
- * Handles incoming WorldEditCui init message
+ * Handles incoming WorldEditCui init message.
- * @author zml2008
  */
 public class CUIChannelListener implements PluginMessageListener {
+
     public static final Charset UTF_8_CHARSET = Charset.forName("UTF-8");
     private final WorldEditPlugin plugin;
 
@@ -44,4 +44,5 @@ public class CUIChannelListener implements PluginMessageListener {
         session.handleCUIInitializationMessage(text);
         session.describeCUI(plugin.wrapPlayer(player));
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/EditSessionBlockChangeDelegate.java

@@ -28,16 +28,16 @@ import com.sk89q.worldedit.blocks.BaseBlock;
 
 /**
  * Proxy class to catch calls to set blocks.
- *
- * @author sk89q
  */
 public class EditSessionBlockChangeDelegate implements BlockChangeDelegate {
+
     private EditSession editSession;
 
     public EditSessionBlockChangeDelegate(EditSession editSession) {
         this.editSession = editSession;
     }
 
+    @Override
     public boolean setRawTypeId(int x, int y, int z, int typeId) {
         try {
             return editSession.setBlock(new Vector(x, y, z), new BaseBlock(typeId));
@@ -46,6 +46,7 @@ public class EditSessionBlockChangeDelegate implements BlockChangeDelegate {
         }
     }
 
+    @Override
     public boolean setRawTypeIdAndData(int x, int y, int z, int typeId, int data) {
         try {
             return editSession.setBlock(new Vector(x, y, z), new BaseBlock(typeId, data));
@@ -54,23 +55,29 @@ public class EditSessionBlockChangeDelegate implements BlockChangeDelegate {
         }
     }
 
+    @Override
     public boolean setTypeId(int x, int y, int z, int typeId) {
         return setRawTypeId(x, y, z, typeId);
     }
 
+    @Override
     public boolean setTypeIdAndData(int x, int y, int z, int typeId, int data) {
         return setRawTypeIdAndData(x, y, z, typeId, data);
     }
 
+    @Override
     public int getTypeId(int x, int y, int z) {
         return editSession.getBlockType(new Vector(x, y, z));
     }
 
+    @Override
     public int getHeight() {
         return editSession.getWorld().getMaxY() + 1;
     }
 
+    @Override
     public boolean isEmpty(int x, int y, int z) {
         return editSession.getBlockType(new Vector(x, y, z)) == BlockID.AIR;
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/WorldEditAPI.java

@@ -22,7 +22,12 @@ package com.sk89q.worldedit.bukkit;
 import org.bukkit.entity.Player;
 import com.sk89q.worldedit.LocalSession;
 
+/**
+ * @deprecated use the regular API
+ */
+@Deprecated
 public class WorldEditAPI {
+
     private WorldEditPlugin plugin;
 
     public WorldEditAPI(WorldEditPlugin plugin) {
@@ -32,11 +37,12 @@ public class WorldEditAPI {
     /**
      * Get the session for a player.
      *
-     * @param player
+     * @param player the player
-     * @return
+     * @return a session
      */
     public LocalSession getSession(Player player) {
         return plugin.getWorldEdit().getSession(
                 new BukkitPlayer(plugin, plugin.getServerInterface(), player));
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/WorldEditListener.java

@@ -55,7 +55,7 @@ public class WorldEditListener implements Listener {
     /**
      * Construct the object;
      *
-     * @param plugin
+     * @param plugin the plugin
      */
     public WorldEditListener(WorldEditPlugin plugin) {
         this.plugin = plugin;
@@ -67,7 +67,7 @@ public class WorldEditListener implements Listener {
             return;
         }
 
-        // this will automatically refresh their sesssion, we don't have to do anything
+        // this will automatically refresh their session, we don't have to do anything
         WorldEdit.getInstance().getSession(plugin.wrapPlayer(event.getPlayer()));
     }
 

src/bukkit/java/com/sk89q/worldedit/bukkit/WorldEditPlugin.java

@@ -71,9 +71,8 @@ import static com.google.common.base.Preconditions.checkNotNull;
 
 /**
  * Plugin for Bukkit.
- *
- * @author sk89q
  */
+@SuppressWarnings("deprecation")
 public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
 
     private static final Logger log = Logger.getLogger(WorldEditPlugin.class.getCanonicalName());
@@ -88,10 +87,12 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Called on plugin enable.
      */
+    @SuppressWarnings("AccessStaticViaInstance")
     @Override
     public void onEnable() {
         this.INSTANCE = this;
 
+        //noinspection ResultOfMethodCallIgnored
         getDataFolder().mkdirs();
 
         WorldEdit worldEdit = WorldEdit.getInstance();
@@ -191,8 +192,7 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     protected void createDefaultConfiguration(String name) {
         File actual = new File(getDataFolder(), name);
         if (!actual.exists()) {
-            InputStream input =
+            InputStream input = null;
-                    null;
             try {
                 JarFile file = new JarFile(getFile());
                 ZipEntry copy = file.getEntry("defaults/" + name);
@@ -207,26 +207,24 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
                 try {
                     output = new FileOutputStream(actual);
                     byte[] buf = new byte[8192];
-                    int length = 0;
+                    int length;
                     while ((length = input.read(buf)) > 0) {
                         output.write(buf, 0, length);
                     }
 
                     getLogger().info("Default configuration file written: " + name);
                 } catch (IOException e) {
-                    e.printStackTrace();
+                    getLogger().log(Level.WARNING, "Failed to write default config file", e);
                 } finally {
                     try {
-                        if (input != null) {
                         input.close();
-                        }
+                    } catch (IOException ignored) {}
-                    } catch (IOException e) {}
 
                     try {
                         if (output != null) {
                             output.close();
                         }
-                    } catch (IOException e) {}
+                    } catch (IOException ignored) {}
                 }
             }
         }
@@ -262,8 +260,8 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Gets the session for the player.
      *
-     * @param player
+     * @param player a player
-     * @return
+     * @return a session
      */
     public LocalSession getSession(Player player) {
         return WorldEdit.getInstance().getSession(wrapPlayer(player));
@@ -272,8 +270,8 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Gets the session for the player.
      *
-     * @param player
+     * @param player a player
-     * @return
+     * @return a session
      */
     public EditSession createEditSession(Player player) {
         LocalPlayer wePlayer = wrapPlayer(player);
@@ -290,8 +288,8 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Remember an edit session.
      *
-     * @param player
+     * @param player a player
-     * @param editSession
+     * @param editSession an edit session
      */
     public void remember(Player player, EditSession editSession) {
         LocalPlayer wePlayer = wrapPlayer(player);
@@ -306,10 +304,12 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Wrap an operation into an EditSession.
      *
-     * @param player
+     * @param player a player
-     * @param op
+     * @param op the operation
-     * @throws Throwable
+     * @throws Throwable on any error
+     * @deprecated use the regular API
      */
+    @Deprecated
     public void perform(Player player, WorldEditOperation op) throws Throwable {
         LocalPlayer wePlayer = wrapPlayer(player);
         LocalSession session = WorldEdit.getInstance().getSession(wePlayer);
@@ -325,7 +325,8 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Get the API.
      *
-     * @return
+     * @return the API
+     * @deprecated use the regular API
      */
     @Deprecated
     public WorldEditAPI getAPI() {
@@ -335,7 +336,7 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Returns the configuration used by WorldEdit.
      *
-     * @return
+     * @return the configuration
      */
     public BukkitConfiguration getLocalConfiguration() {
         return config;
@@ -344,7 +345,7 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Get the permissions resolver in use.
      *
-     * @return
+     * @return the permissions resolver
      */
     public PermissionsResolverManager getPermissionsResolver() {
         return PermissionsResolverManager.getInstance();
@@ -353,8 +354,8 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Used to wrap a Bukkit Player as a LocalPlayer.
      *
-     * @param player
+     * @param player a player
-     * @return
+     * @return a wrapped player
      */
     public BukkitPlayer wrapPlayer(Player player) {
         return new BukkitPlayer(this, this.server, player);
@@ -371,7 +372,7 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Get the server interface.
      *
-     * @return
+     * @return the server interface
      */
     public ServerInterface getServerInterface() {
         return server;
@@ -384,7 +385,7 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Get WorldEdit.
      *
-     * @return
+     * @return an instance
      */
     public WorldEdit getWorldEdit() {
         return WorldEdit.getInstance();
@@ -393,7 +394,7 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Gets the region selection for the player.
      *
-     * @param player
+     * @param player aplayer
      * @return the selection or null if there was none
      */
     public Selection getSelection(Player player) {
@@ -428,8 +429,8 @@ public class WorldEditPlugin extends JavaPlugin implements TabCompleter {
     /**
      * Sets the region selection for a player.
      *
-     * @param player
+     * @param player the player
-     * @param selection
+     * @param selection a selection
      */
     public void setSelection(Player player, Selection selection) {
         if (player == null) {

src/bukkit/java/com/sk89q/worldedit/bukkit/entity/BukkitEntity.java

@@ -26,10 +26,8 @@ import org.bukkit.entity.EntityType;
 
 import java.util.UUID;
 
-/**
- * @author zml2008
- */
 public class BukkitEntity extends LocalEntity {
+
     private final EntityType type;
     private final UUID entityId;
 
@@ -48,4 +46,5 @@ public class BukkitEntity extends LocalEntity {
         org.bukkit.Location loc = BukkitUtil.toLocation(weLoc);
         return loc.getWorld().spawn(loc, type.getEntityClass()) != null;
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/entity/BukkitExpOrb.java

@@ -26,10 +26,8 @@ import org.bukkit.entity.ExperienceOrb;
 
 import java.util.UUID;
 
-/**
- * @author zml2008
- */
 public class BukkitExpOrb extends BukkitEntity {
+
     private final int amount;
 
     public BukkitExpOrb(Location loc, UUID entityId, int amount) {
@@ -47,4 +45,5 @@ public class BukkitExpOrb extends BukkitEntity {
         }
         return false;
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/entity/BukkitItem.java

@@ -26,10 +26,8 @@ import org.bukkit.inventory.ItemStack;
 
 import java.util.UUID;
 
-/**
- * @author zml2008
- */
 public class BukkitItem extends BukkitEntity {
+
     private final ItemStack stack;
     public BukkitItem(Location loc, ItemStack stack, UUID entityId) {
         super(loc, EntityType.DROPPED_ITEM, entityId);
@@ -41,4 +39,5 @@ public class BukkitItem extends BukkitEntity {
         org.bukkit.Location loc = BukkitUtil.toLocation(weLoc);
         return loc.getWorld().dropItem(loc, stack) != null;
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/entity/BukkitPainting.java

@@ -30,18 +30,20 @@ import org.bukkit.entity.Painting;
 import java.util.ArrayDeque;
 import java.util.Deque;
 import java.util.UUID;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
-/**
- * @author zml2008
- */
 public class BukkitPainting extends BukkitEntity {
+
+    private static final Logger log = Logger.getLogger(BukkitPainting.class.getCanonicalName());
+
     private static int spawnTask = -1;
     private static final Deque<QueuedPaintingSpawn> spawnQueue = new ArrayDeque<QueuedPaintingSpawn>();
 
     private class QueuedPaintingSpawn {
         private final Location weLoc;
 
-        public QueuedPaintingSpawn(Location weLoc) {
+        private QueuedPaintingSpawn(Location weLoc) {
             this.weLoc = weLoc;
         }
 
@@ -49,6 +51,7 @@ public class BukkitPainting extends BukkitEntity {
             spawnRaw(weLoc);
         }
     }
+
     private static class PaintingSpawnRunnable implements Runnable {
         @Override
         public void run() {
@@ -58,7 +61,7 @@ public class BukkitPainting extends BukkitEntity {
                     try {
                         spawn.spawn();
                     } catch (Throwable t) {
-                        t.printStackTrace();
+                        log.log(Level.WARNING, "Failed to spawn painting", t);
                         continue;
                     }
                 }
@@ -82,6 +85,7 @@ public class BukkitPainting extends BukkitEntity {
      * @param weLoc The WorldEdit location
      * @return Whether the spawn as successful
      */
+    @Override
     public boolean spawn(Location weLoc) {
         synchronized (spawnQueue) {
             spawnQueue.add(new QueuedPaintingSpawn(weLoc));
@@ -102,4 +106,5 @@ public class BukkitPainting extends BukkitEntity {
         }
         return false;
     }
+
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/selections/Polygonal2DSelection.java

@@ -24,7 +24,6 @@ import java.util.List;
 
 import com.sk89q.worldedit.LocalWorld;
 import com.sk89q.worldedit.regions.selector.Polygonal2DRegionSelector;
-import com.sk89q.worldedit.regions.RegionSelector;
 import org.bukkit.World;
 import com.sk89q.worldedit.BlockVector2D;
 import com.sk89q.worldedit.bukkit.BukkitUtil;

src/bukkit/java/com/sk89q/worldedit/bukkit/selections/RegionSelection.java

@@ -52,6 +52,7 @@ public abstract class RegionSelection implements Selection {
         this.region = region;
     }
 
+    @Override
     public RegionSelector getRegionSelector() {
         return selector;
     }
@@ -60,48 +61,58 @@ public abstract class RegionSelection implements Selection {
         this.selector = selector;
     }
 
+    @Override
     public Location getMinimumPoint() {
         return toLocation(world, region.getMinimumPoint());
     }
 
+    @Override
     public Vector getNativeMinimumPoint() {
         return region.getMinimumPoint();
     }
 
+    @Override
     public Location getMaximumPoint() {
         return toLocation(world, region.getMaximumPoint());
     }
 
+    @Override
     public Vector getNativeMaximumPoint() {
         return region.getMaximumPoint();
     }
 
+    @Override
     public World getWorld() {
         return world;
     }
 
+    @Override
     public int getArea() {
         return region.getArea();
     }
 
+    @Override
     public int getWidth() {
         return region.getWidth();
     }
 
+    @Override
     public int getHeight() {
         return region.getHeight();
     }
 
+    @Override
     public int getLength() {
         return region.getLength();
     }
 
-    public boolean contains(Location pt) {
+    @Override
-        if (!pt.getWorld().equals(world)) {
+    public boolean contains(Location position) {
+        if (!position.getWorld().equals(world)) {
             return false;
         }
 
-        return region.contains(toVector(pt));
+        return region.contains(toVector(position));
     }
 
 }

src/bukkit/java/com/sk89q/worldedit/bukkit/selections/Selection.java

@@ -24,7 +24,13 @@ import org.bukkit.World;
 import com.sk89q.worldedit.Vector;
 import com.sk89q.worldedit.regions.RegionSelector;
 
+import javax.annotation.Nullable;
+
+/**
+ * An abstraction of WorldEdit regions, which do not use Bukkit objects.
+ */
 public interface Selection {
+
     /**
      * Get the lower point of a region.
      * 
@@ -56,15 +62,16 @@ public interface Selection {
     /**
      * Get the region selector. This is for internal use.
      * 
-     * @return
+     * @return the region selector
      */
     public RegionSelector getRegionSelector();
 
     /**
      * Get the world.
      * 
-     * @return
+     * @return the world, which may be null
      */
+    @Nullable
     public World getWorld();
 
     /**
@@ -98,8 +105,9 @@ public interface Selection {
     /**
      * Returns true based on whether the region contains the point,
      *
-     * @param pt
+     * @param position a vector
-     * @return 
+     * @return true if it is contained
      */
-    public boolean contains(Location pt);
+    public boolean contains(Location position);
+
 }

src/forge/java/com/sk89q/worldedit/forge/ForgeUtil.java

@@ -19,14 +19,12 @@
 
 package com.sk89q.worldedit.forge;
 
-import java.util.Map;
+import com.sk89q.worldedit.blocks.BaseItemStack;
-
+import cpw.mods.fml.common.FMLCommonHandler;
 import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.item.ItemStack;
 
-import com.sk89q.worldedit.blocks.BaseItemStack;
+import java.util.Map;
-
-import cpw.mods.fml.common.FMLCommonHandler;
 
 public final class ForgeUtil {
 
@@ -41,7 +39,7 @@ public final class ForgeUtil {
     public static ItemStack toForgeItemStack(BaseItemStack item) {
         ItemStack ret = new ItemStack(item.getType(), item.getAmount(), item.getData());
         for (Map.Entry<Integer, Integer> entry : item.getEnchantments().entrySet()) {
-            ret.addEnchantment(net.minecraft.enchantment.Enchantment.enchantmentsList[((Integer)entry.getKey()).intValue()], ((Integer)entry.getValue()).intValue());
+            ret.addEnchantment(net.minecraft.enchantment.Enchantment.enchantmentsList[((Integer) entry.getKey())], (Integer) entry.getValue());
         }
 
         return ret;

src/forge/java/com/sk89q/worldedit/forge/TileEntityUtils.java

@@ -33,7 +33,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 /**
  * Utility methods for setting tile entities in the world.
  */
-class TileEntityUtils {
+final class TileEntityUtils {
 
     private TileEntityUtils() {
     }
@@ -110,7 +110,8 @@ class TileEntityUtils {
      * @param clazz the class
      * @return a tile entity (may be null if it failed)
      */
-    static @Nullable TileEntity constructTileEntity(World world, Vector position, Class<? extends TileEntity> clazz) {
+    @Nullable
+    static TileEntity constructTileEntity(World world, Vector position, Class<? extends TileEntity> clazz) {
         Constructor<? extends TileEntity> baseConstructor;
         try {
             baseConstructor = clazz.getConstructor(); // creates "blank" TE

src/forge/java/com/sk89q/worldedit/forge/WECUIPacketHandler.java

@@ -33,6 +33,7 @@ import cpw.mods.fml.common.network.Player;
 public class WECUIPacketHandler implements IPacketHandler {
     public static final Charset UTF_8_CHARSET = Charset.forName("UTF-8");
 
+    @Override
     public void onPacketData(INetworkManager manager, Packet250CustomPayload packet, Player player) {
         if (player instanceof EntityPlayerMP) {
             LocalSession session = ForgeWorldEdit.inst.getSession((EntityPlayerMP) player);

src/legacy/java/com/sk89q/worldedit/bags/BlockBag.java

@@ -25,13 +25,16 @@ import com.sk89q.worldedit.blocks.*;
 /**
  * @deprecated Block bags are currently not a supported feature of WorldEdit
  */
+@SuppressWarnings("deprecation")
 @Deprecated
+
 public abstract class BlockBag {
+
     /**
      * Stores a block as if it was mined.
      * 
-     * @param id
+     * @param id the ID of the block
-     * @throws BlockBagException
+     * @throws BlockBagException thrown on a error
      * @deprecated Use {@link BlockBag#storeDroppedBlock(int, int)} instead
      */
     @Deprecated
@@ -42,9 +45,9 @@ public abstract class BlockBag {
     /**
      * Stores a block as if it was mined.
      * 
-     * @param id
+     * @param id the ID of the block
-     * @param data 
+     * @param data the data value of the block
-     * @throws BlockBagException
+     * @throws BlockBagException thrown on a error
      */
     public void storeDroppedBlock(int id, int data) throws BlockBagException {
         BaseItem dropped = BlockType.getBlockBagItem(id, data);
@@ -57,7 +60,7 @@ public abstract class BlockBag {
     /**
      * Sets a block as if it was placed by hand.
      *
-     * @param id
+     * @param id the ID of the block
      * @throws BlockBagException
      * @deprecated Use {@link #fetchPlacedBlock(int,int)} instead
      */
@@ -69,8 +72,8 @@ public abstract class BlockBag {
     /**
      * Sets a block as if it was placed by hand.
      *
-     * @param id
+     * @param id the ID of the block
-     * @param data TODO
+     * @param data the data value of the block
      * @throws BlockBagException
      */
     public void fetchPlacedBlock(int id, int data) throws BlockBagException {
@@ -118,7 +121,7 @@ public abstract class BlockBag {
      *
      * Either this method or fetchItem needs to be overridden
      *
-     * @param id
+     * @param id the ID of the block
      * @throws BlockBagException 
      */
     public void fetchBlock(int id) throws BlockBagException {
@@ -130,7 +133,7 @@ public abstract class BlockBag {
      *
      * Either this method or fetchBlock needs to be overridden
      *
-     * @param item
+     * @param item the item
      * @throws BlockBagException 
      */
     public void fetchItem(BaseItem item) throws BlockBagException {
@@ -142,7 +145,7 @@ public abstract class BlockBag {
      * 
      * Either this method or storeItem needs to be overridden
      * 
-     * @param id
+     * @param id the ID of the block
      * @throws BlockBagException 
      */
     public void storeBlock(int id) throws BlockBagException {
@@ -154,7 +157,7 @@ public abstract class BlockBag {
      * 
      * Either this method or storeBlock needs to be overridden
      * 
-     * @param item
+     * @param item the item
      * @throws BlockBagException 
      */
     public void storeItem(BaseItem item) throws BlockBagException {
@@ -164,7 +167,7 @@ public abstract class BlockBag {
     /**
      * Checks to see if a block exists without removing it.
      * 
-     * @param id
+     * @param id the ID of the block
      * @return whether the block exists
      */
     public boolean peekBlock(int id) {
@@ -185,14 +188,15 @@ public abstract class BlockBag {
     /**
      * Adds a position to be used a source.
      *
-     * @param pos
+     * @param position the position of the source
      */
-    public abstract void addSourcePosition(WorldVector pos);
+    public abstract void addSourcePosition(WorldVector position);
 
     /**
      * Adds a position to be used a source.
      *
-     * @param pos
+     * @param position the position of the source
      */
-    public abstract void addSingleSourcePosition(WorldVector pos);
+    public abstract void addSingleSourcePosition(WorldVector position);
+
 }

src/legacy/java/com/sk89q/worldedit/bags/BlockBagException.java

@@ -25,5 +25,5 @@ package com.sk89q.worldedit.bags;
  */
 @Deprecated
 public class BlockBagException extends Exception {
-    private static final long serialVersionUID = 4672190086028430655L;
+
 }

src/legacy/java/com/sk89q/worldedit/bags/OutOfBlocksException.java

@@ -25,5 +25,5 @@ package com.sk89q.worldedit.bags;
  */
 @Deprecated
 public class OutOfBlocksException extends BlockBagException {
-    private static final long serialVersionUID = 7495899825677689509L;
+
 }

src/legacy/java/com/sk89q/worldedit/bags/OutOfSpaceException.java

@@ -25,16 +25,13 @@ package com.sk89q.worldedit.bags;
  */
 @Deprecated
 public class OutOfSpaceException extends BlockBagException {
-    private static final long serialVersionUID = -2962840237632916821L;
 
-    /**
-     * Stores the block ID.
-     */
     private int id;
 
     /**
      * Construct the object.
-     * @param id
+     *
+     * @param id the type ID
      */
     public OutOfSpaceException(int id) {
         this.id = id;

src/legacy/java/com/sk89q/worldedit/bags/UnplaceableBlockException.java

@@ -25,6 +25,5 @@ package com.sk89q.worldedit.bags;
  */
 @Deprecated
 public class UnplaceableBlockException extends BlockBagException {
-    private static final long serialVersionUID = 7227883966999843526L;
 
 }

src/legacy/java/com/sk89q/worldedit/blocks/ChestBlock.java

@@ -34,8 +34,6 @@ import java.util.Map;
 
 /**
  * Represents a chest block.
- *
- * @author sk89q
  */
 public class ChestBlock extends ContainerBlock {
 
@@ -109,4 +107,5 @@ public class ChestBlock extends ContainerBlock {
             throw new RuntimeException(e);
         }
     }
+
 }

src/legacy/java/com/sk89q/worldedit/blocks/ContainerBlock.java

@@ -19,11 +19,6 @@
 
 package com.sk89q.worldedit.blocks;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
 import com.sk89q.jnbt.ByteTag;
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.jnbt.ListTag;
@@ -32,10 +27,13 @@ import com.sk89q.jnbt.ShortTag;
 import com.sk89q.jnbt.Tag;
 import com.sk89q.worldedit.world.DataException;
 
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
 /**
  * Represents a block that stores items.
- *
- * @author sk89q
  */
 public abstract class ContainerBlock extends BaseBlock implements TileEntityBlock {
     
@@ -54,7 +52,7 @@ public abstract class ContainerBlock extends BaseBlock implements TileEntityBloc
     /**
      * Get the list of items.
      *
-     * @return
+     * @return an array of stored items
      */
     public BaseItemStack[] getItems() {
         return this.items;
@@ -63,7 +61,7 @@ public abstract class ContainerBlock extends BaseBlock implements TileEntityBloc
     /**
      * Set the list of items.
      *
-     * @param items
+     * @param items an array of stored items
      */
     public void setItems(BaseItemStack[] items) {
         this.items = items;
@@ -79,7 +77,7 @@ public abstract class ContainerBlock extends BaseBlock implements TileEntityBloc
         data.put("id", new ShortTag("id", (short) item.getType()));
         data.put("Damage", new ShortTag("Damage", item.getData()));
         data.put("Count", new ByteTag("Count", (byte) item.getAmount()));
-        if (item.getEnchantments().size() > 0) {
+        if (!item.getEnchantments().isEmpty()) {
             List<CompoundTag> enchantmentList = new ArrayList<CompoundTag>();
             for(Map.Entry<Integer, Integer> entry : item.getEnchantments().entrySet()) {
                 Map<String, Tag> enchantment = new HashMap<String, Tag>();
@@ -139,4 +137,5 @@ public abstract class ContainerBlock extends BaseBlock implements TileEntityBloc
         }
         return tags;
     }
+
 }

src/legacy/java/com/sk89q/worldedit/blocks/DispenserBlock.java

@@ -33,8 +33,6 @@ import java.util.Map;
 
 /**
  * Represents dispensers.
- *
- * @author sk89q
  */
 public class DispenserBlock extends ContainerBlock {
 
@@ -106,4 +104,5 @@ public class DispenserBlock extends ContainerBlock {
             throw new RuntimeException(e);
         }
     }
+
 }

src/legacy/java/com/sk89q/worldedit/blocks/FurnaceBlock.java

@@ -34,8 +34,6 @@ import java.util.Map;
 
 /**
  * Represents a furnace block.
- * 
- * @author sk89q
  */
 public class FurnaceBlock extends ContainerBlock {
 
@@ -164,4 +162,5 @@ public class FurnaceBlock extends ContainerBlock {
             throw new RuntimeException(e);
         }
     }
+
 }

src/legacy/java/com/sk89q/worldedit/blocks/LazyBlock.java

@@ -29,12 +29,12 @@ import static com.google.common.base.Preconditions.checkNotNull;
  * A implementation of a lazy block for {@link Extent#getLazyBlock(Vector)}
  * that takes the block's ID and metadata, but will defer loading of NBT
  * data until time of access.
- * </p>
+ *
- * NBT data is later loaded using a call to {@link Extent#getBlock(Vector)}
+ * <p>NBT data is later loaded using a call to {@link Extent#getBlock(Vector)}
- * with a stored {@link Extent} and location.
+ * with a stored {@link Extent} and location.</p>
- * </p>
+ *
- * All mutators on this object will throw an
+ * <p>All mutators on this object will throw an
- * {@link UnsupportedOperationException}.
+ * {@link UnsupportedOperationException}.</p>
  */
 public class LazyBlock extends BaseBlock {
 

src/legacy/java/com/sk89q/worldedit/blocks/MobSpawnerBlock.java

@@ -33,8 +33,6 @@ import java.util.Map;
 
 /**
  * A mob spawner block.
- *
- * @author sk89q
  */
 public class MobSpawnerBlock extends BaseBlock implements TileEntityBlock {
 
@@ -247,6 +245,6 @@ public class MobSpawnerBlock extends BaseBlock implements TileEntityBlock {
         if (spawnDataTag != null) {
             this.spawnData = new CompoundTag("SpawnData", spawnDataTag.getValue());
         }
+    }
 
 }
-}

src/legacy/java/com/sk89q/worldedit/blocks/NoteBlock.java

@@ -29,8 +29,6 @@ import java.util.Map;
 
 /**
  * A note block.
- * 
- * @author sk89q
  */
 public class NoteBlock extends BaseBlock implements TileEntityBlock {
 
@@ -120,4 +118,5 @@ public class NoteBlock extends BaseBlock implements TileEntityBlock {
             note = ((ByteTag) t).getValue();
         }
     }
+
 }

src/legacy/java/com/sk89q/worldedit/blocks/SignBlock.java

@@ -28,8 +28,6 @@ import java.util.Map;
 
 /**
  * Represents a sign block.
- * 
- * @author sk89q
  */
 public class SignBlock extends BaseBlock implements TileEntityBlock {
 
@@ -139,4 +137,5 @@ public class SignBlock extends BaseBlock implements TileEntityBlock {
             text[3] = ((StringTag) t).getValue();
         }
     }
+
 }

src/legacy/java/com/sk89q/worldedit/masks/BlockMask.java

@@ -64,8 +64,8 @@ public class BlockMask extends AbstractMask {
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        BaseBlock block = editSession.getBlock(pos);
+        BaseBlock block = editSession.getBlock(position);
         return blocks.contains(block)
                 || blocks.contains(new BaseBlock(block.getType(), -1));
     }

src/legacy/java/com/sk89q/worldedit/masks/BlockTypeMask.java

@@ -19,17 +19,18 @@
 
 package com.sk89q.worldedit.masks;
 
-import java.util.Set;
 import com.sk89q.worldedit.blocks.BaseBlock;
 
+import java.util.Set;
+
 /**
  * A filter that matches blocks based on block types.
  *
  * @deprecated replaced by {@link #BlockMask}
- * @author sk89q
  */
 @Deprecated
 public class BlockTypeMask extends BlockMask {
+
     public BlockTypeMask() {
         super();
     }
@@ -49,4 +50,5 @@ public class BlockTypeMask extends BlockMask {
     public void add(int type) {
         add(new BaseBlock(type));
     }
+
 }

src/legacy/java/com/sk89q/worldedit/masks/CombinedMask.java

@@ -72,9 +72,9 @@ public class CombinedMask extends AbstractMask {
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
         for (Mask mask : masks) {
-            if (!mask.matches(editSession, pos)) {
+            if (!mask.matches(editSession, position)) {
                 return false;
             }
         }

src/legacy/java/com/sk89q/worldedit/masks/DynamicRegionMask.java

@@ -40,7 +40,7 @@ public class DynamicRegionMask extends AbstractMask {
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        return region == null || region.contains(pos);
+        return region == null || region.contains(position);
     }
 }

src/legacy/java/com/sk89q/worldedit/masks/ExistingBlockMask.java

@@ -29,7 +29,7 @@ import com.sk89q.worldedit.blocks.BlockID;
 @Deprecated
 public class ExistingBlockMask extends AbstractMask {
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        return editSession.getBlockType(pos) != BlockID.AIR;
+        return editSession.getBlockType(position) != BlockID.AIR;
     }
 }

src/legacy/java/com/sk89q/worldedit/masks/FuzzyBlockMask.java

@@ -24,6 +24,7 @@ import com.sk89q.worldedit.Vector;
 import com.sk89q.worldedit.blocks.BaseBlock;
 import com.sk89q.worldedit.blocks.Blocks;
 
+import java.util.Collections;
 import java.util.HashSet;
 import java.util.Set;
 
@@ -51,15 +52,13 @@ public class FuzzyBlockMask extends AbstractMask {
      */
     public FuzzyBlockMask(BaseBlock... block) {
         Set<BaseBlock> filter = new HashSet<BaseBlock>();
-        for (BaseBlock b : block) {
+        Collections.addAll(filter, block);
-            filter.add(b);
-        }
         this.filter = filter;
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        BaseBlock compare = new BaseBlock(editSession.getBlockType(pos), editSession.getBlockData(pos));
+        BaseBlock compare = new BaseBlock(editSession.getBlockType(position), editSession.getBlockData(position));
         return Blocks.containsFuzzy(filter, compare);
     }
 }

src/legacy/java/com/sk89q/worldedit/masks/InvertedBlockTypeMask.java

@@ -19,36 +19,31 @@
 
 package com.sk89q.worldedit.masks;
 
-import java.util.Set;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.Vector;
 
+import java.util.Set;
+
 /**
  * A block type mask that only matches blocks that are not in the list.
- *
- * @author sk89q
  */
 @Deprecated
 public class InvertedBlockTypeMask extends BlockTypeMask {
+
     public InvertedBlockTypeMask() {
     }
 
-    /**
-     * @param types
-     */
     public InvertedBlockTypeMask(Set<Integer> types) {
         super(types);
     }
 
-    /**
-     * @param type
-     */
     public InvertedBlockTypeMask(int type) {
         super(type);
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        return !super.matches(editSession, pos);
+        return !super.matches(editSession, position);
     }
+
 }

src/legacy/java/com/sk89q/worldedit/masks/InvertedMask.java

@@ -36,13 +36,14 @@ public class InvertedMask extends AbstractMask {
         this.mask = mask;
     }
 
+    @Override
     public void prepare(LocalSession session, LocalPlayer player, Vector target) {
         mask.prepare(session, player, target);
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        return !mask.matches(editSession, pos);
+        return !mask.matches(editSession, position);
     }
 
     public Mask getInvertedMask() {

src/legacy/java/com/sk89q/worldedit/masks/Mask.java

@@ -33,8 +33,8 @@ public interface Mask {
     /**
      * Called one time before each edit session.
      *
-     * @param session
+     * @param session a session
-     * @param player
+     * @param player a player
      * @param target target of the brush, null if not a brush mask
      */
     void prepare(LocalSession session, LocalPlayer player, Vector target);
@@ -45,9 +45,10 @@ public interface Mask {
      * as getting a BaseBlock has unneeded overhead in most block querying
      * situations (enumerating a chest's contents is a waste, for example).
      *
-     * @param editSession
+     * @param editSession an instance
-     * @param pos
+     * @param position the position to check
-     * @return
+     * @return true if it matches
      */
-    boolean matches(EditSession editSession, Vector pos);
+    boolean matches(EditSession editSession, Vector position);
+
 }

src/legacy/java/com/sk89q/worldedit/masks/RandomMask.java

@@ -35,7 +35,7 @@ public class RandomMask extends AbstractMask {
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
         return Math.random() < ratio;
     }
 }

src/legacy/java/com/sk89q/worldedit/masks/RegionMask.java

@@ -35,7 +35,7 @@ public class RegionMask extends AbstractMask {
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        return region.contains(pos);
+        return region.contains(position);
     }
 }

src/legacy/java/com/sk89q/worldedit/masks/SolidBlockMask.java

@@ -29,7 +29,7 @@ import com.sk89q.worldedit.blocks.BlockType;
 @Deprecated
 public class SolidBlockMask extends AbstractMask {
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        return !BlockType.canPassThrough(editSession.getBlockType(pos), editSession.getBlockData(pos));
+        return !BlockType.canPassThrough(editSession.getBlockType(position), editSession.getBlockData(position));
     }
 }

src/legacy/java/com/sk89q/worldedit/masks/UnderOverlayMask.java

@@ -70,7 +70,7 @@ public class UnderOverlayMask extends AbstractMask {
     }
 
     @Override
-    public boolean matches(EditSession editSession, Vector pos) {
+    public boolean matches(EditSession editSession, Vector position) {
-        return !mask.matches(editSession, pos) && mask.matches(editSession, pos.add(0, yMod, 0));
+        return !mask.matches(editSession, position) && mask.matches(editSession, position.add(0, yMod, 0));
     }
 }

src/legacy/java/com/sk89q/worldedit/patterns/BlockChance.java

@@ -26,20 +26,15 @@ import com.sk89q.worldedit.blocks.BaseBlock;
  */
 @Deprecated
 public class BlockChance {
-    /**
+
-     * Block.
-     */
     private BaseBlock block;
-    /**
-     * Chance. Can be any positive value.
-     */
     private double chance;
 
     /**
      * Construct the object.
      *
-     * @param block
+     * @param block the block
-     * @param chance
+     * @param chance the probability of the block
      */
     public BlockChance(BaseBlock block, double chance) {
         this.block = block;
@@ -59,4 +54,5 @@ public class BlockChance {
     public double getChance() {
         return chance;
     }
+
 }

src/legacy/java/com/sk89q/worldedit/patterns/ClipboardPattern.java

@@ -24,47 +24,28 @@ import com.sk89q.worldedit.blocks.BaseBlock;
 
 /**
  * Pattern that repeats the clipboard.
- *
- * @author sk89q
  */
 public class ClipboardPattern implements Pattern {
-    /**
+
-     * Clipboard.
-     */
     private CuboidClipboard clipboard;
-    /**
-     * Size of the clipboard.
-     */
     private Vector size;
 
     /**
      * Construct the object.
      *
-     * @param clipboard
+     * @param clipboard the clipboard
      */
     public ClipboardPattern(CuboidClipboard clipboard) {
         this.clipboard = clipboard;
         this.size = clipboard.getSize();
     }
 
-    /**
+    @Override
-     * Get next block.
+    public BaseBlock next(Vector position) {
-     *
+        return next(position.getBlockX(), position.getBlockY(), position.getBlockZ());
-     * @param pos
-     * @return
-     */
-    public BaseBlock next(Vector pos) {
-        return next(pos.getBlockX(), pos.getBlockY(), pos.getBlockZ());
     }
 
-    /**
+    @Override
-     * Get next block.
-     *
-     * @param x
-     * @param y
-     * @param z
-     * @return
-     */
     public BaseBlock next(int x, int y, int z) {
         int xp = Math.abs(x) % size.getBlockX();
         int yp = Math.abs(y) % size.getBlockY();
@@ -72,4 +53,5 @@ public class ClipboardPattern implements Pattern {
 
         return clipboard.getPoint(new Vector(xp, yp, zp));
     }
+
 }

src/legacy/java/com/sk89q/worldedit/patterns/Pattern.java

@@ -27,21 +27,25 @@ import com.sk89q.worldedit.blocks.BaseBlock;
  */
 @Deprecated
 public interface Pattern {
-    /**
-     * Get a block for a position. This return value of this method does
-     * not have to be consistent for the same position.
-     *
-     * @param pos
-     * @return
-     */
-    public BaseBlock next(Vector pos);
 
     /**
      * Get a block for a position. This return value of this method does
      * not have to be consistent for the same position.
      *
-     * @param pos
+     * @param position the position where a block is needed
-     * @return
+     * @return a block
+     */
+    public BaseBlock next(Vector position);
+
+    /**
+     * Get a block for a position. This return value of this method does
+     * not have to be consistent for the same position.
+     *
+     * @param x the X coordinate
+     * @param y the Y coordinate
+     * @param z the Z coordinate
+     * @return a block
      */
     public BaseBlock next(int x, int y, int z);
+
 }

src/legacy/java/com/sk89q/worldedit/patterns/RandomFillPattern.java

@@ -32,19 +32,14 @@ import java.util.Random;
  */
 @Deprecated
 public class RandomFillPattern implements Pattern {
-    /**
+
-     * Random number generator.
-     */
     private static final Random random = new Random();
-    /**
-     * Blocks and their proportions.
-     */
     private List<BlockChance> blocks;
 
     /**
      * Construct the object.
      *
-     * @param blocks
+     * @param blocks a list of blocks
      */
     public RandomFillPattern(List<BlockChance> blocks) {
         double max = 0;
@@ -66,13 +61,8 @@ public class RandomFillPattern implements Pattern {
         this.blocks = finalBlocks;
     }
 
-    /**
+    @Override
-     * Get next block.
+    public BaseBlock next(Vector position) {
-     *
-     * @param pos
-     * @return
-     */
-    public BaseBlock next(Vector pos) {
         double r = random.nextDouble();
 
         for (BlockChance block : blocks) {
@@ -84,7 +74,9 @@ public class RandomFillPattern implements Pattern {
         throw new RuntimeException("ProportionalFillPattern");
     }
 
+    @Override
     public BaseBlock next(int x, int y, int z) {
         return next(null);
     }
+
 }

src/legacy/java/com/sk89q/worldedit/patterns/SingleBlockPattern.java

@@ -28,40 +28,35 @@ import com.sk89q.worldedit.function.pattern.BlockPattern;
  */
 @Deprecated
 public class SingleBlockPattern implements Pattern {
-    /**
+
-     * Block type.
-     */
     private BaseBlock block;
 
     /**
      * Construct the object.
      *
-     * @param block
+     * @param block the block
      */
     public SingleBlockPattern(BaseBlock block) {
         this.block = block;
     }
 
-    /**
-     * Get next block.
-     *
-     * @param pos
-     * @return
-     */
-    public BaseBlock next(Vector pos) {
-        return block;
-    }
-
-    public BaseBlock next(int x, int y, int z) {
-        return block;
-    }
-
     /**
      * Get the block.
      *
-     * @return
+     * @return the block
      */
     public BaseBlock getBlock() {
         return block;
     }
+
+    @Override
+    public BaseBlock next(Vector position) {
+        return block;
+    }
+
+    @Override
+    public BaseBlock next(int x, int y, int z) {
+        return block;
+    }
+
 }

src/main/java/com/sk89q/jnbt/EndTag.java

@@ -20,10 +20,7 @@
 package com.sk89q.jnbt;
 
 /**
- * The <code>TAG_End</code> tag.
+ * The {@code TAG_End} tag.
- * 
- * @author Graham Edgecombe
- * 
  */
 public final class EndTag extends Tag {
 

src/main/java/com/sk89q/jnbt/IntArrayTag.java

@@ -71,7 +71,7 @@ public final class IntArrayTag extends Tag {
         if (name != null && !name.equals("")) {
             append = "(\"" + this.getName() + "\")";
         }
-        return "TAG_Int_Array" + append + ": " + hex.toString();
+        return "TAG_Int_Array" + append + ": " + hex;
     }
 
 }

src/main/java/com/sk89q/jnbt/ListTag.java

@@ -437,12 +437,9 @@ public final class ListTag extends Tag {
             append = "(\"" + this.getName() + "\")";
         }
         StringBuilder bldr = new StringBuilder();
-        bldr.append("TAG_List" + append + ": " + value.size()
+        bldr.append("TAG_List").append(append).append(": ").append(value.size()).append(" entries of type ").append(NBTUtils.getTypeName(type)).append("\r\n{\r\n");
-                + " entries of type " + NBTUtils.getTypeName(type)
-                + "\r\n{\r\n");
         for (Tag t : value) {
-            bldr.append("   " + t.toString().replaceAll("\r\n", "\r\n   ")
+            bldr.append("   ").append(t.toString().replaceAll("\r\n", "\r\n   ")).append("\r\n");
-                    + "\r\n");
         }
         bldr.append("}");
         return bldr.toString();

src/main/java/com/sk89q/jnbt/NBTConstants.java

@@ -23,9 +23,6 @@ import java.nio.charset.Charset;
 
 /**
  * A class which holds constant values.
- * 
- * @author Graham Edgecombe
- * 
  */
 public final class NBTConstants {
 

src/main/java/com/sk89q/jnbt/NBTInputStream.java

@@ -29,20 +29,13 @@ import java.util.List;
 import java.util.Map;
 
 /**
- * <p>
  * This class reads <strong>NBT</strong>, or <strong>Named Binary Tag</strong>
- * streams, and produces an object graph of subclasses of the <code>Tag</code>
+ * streams, and produces an object graph of subclasses of the {@code Tag}
  * object.
- * </p>
  * 
- * <p>
+ * <p>The NBT format was created by Markus Persson, and the specification may be
- * The NBT format was created by Markus Persson, and the specification may be
  * found at <a href="http://www.minecraft.net/docs/NBT.txt">
- * http://www.minecraft.net/docs/NBT.txt</a>.
+ * http://www.minecraft.net/docs/NBT.txt</a>.</p>
- * </p>
- * 
- * @author Graham Edgecombe
- * 
  */
 public final class NBTInputStream implements Closeable {
 

src/main/java/com/sk89q/jnbt/NBTOutputStream.java

@@ -26,19 +26,12 @@ import java.io.OutputStream;
 import java.util.List;
 
 /**
- * <p>
  * This class writes <strong>NBT</strong>, or <strong>Named Binary Tag</strong>
- * <code>Tag</code> objects to an underlying <code>OutputStream</code>.
+ * {@code Tag} objects to an underlying {@code OutputStream}.
- * </p>
  * 
- * <p>
+ * <p>The NBT format was created by Markus Persson, and the specification may be
- * The NBT format was created by Markus Persson, and the specification may be
  * found at <a href="http://www.minecraft.net/docs/NBT.txt">
- * http://www.minecraft.net/docs/NBT.txt</a>.
+ * http://www.minecraft.net/docs/NBT.txt</a>.</p>
- * </p>
- * 
- * @author Graham Edgecombe
- * 
  */
 public final class NBTOutputStream implements Closeable {
 
@@ -48,7 +41,7 @@ public final class NBTOutputStream implements Closeable {
     private final DataOutputStream os;
 
     /**
-     * Creates a new <code>NBTOutputStream</code>, which will write data to the
+     * Creates a new {@code NBTOutputStream}, which will write data to the
      * specified underlying output stream.
      * 
      * @param os
@@ -137,7 +130,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Byte</code> tag.
+     * Writes a {@code TAG_Byte} tag.
      * 
      * @param tag
      *            The tag.
@@ -149,7 +142,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Byte_Array</code> tag.
+     * Writes a {@code TAG_Byte_Array} tag.
      * 
      * @param tag
      *            The tag.
@@ -163,7 +156,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Compound</code> tag.
+     * Writes a {@code TAG_Compound} tag.
      * 
      * @param tag
      *            The tag.
@@ -178,7 +171,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_List</code> tag.
+     * Writes a {@code TAG_List} tag.
      * 
      * @param tag
      *            The tag.
@@ -192,13 +185,13 @@ public final class NBTOutputStream implements Closeable {
 
         os.writeByte(NBTUtils.getTypeCode(clazz));
         os.writeInt(size);
-        for (int i = 0; i < size; ++i) {
+        for (Tag tag1 : tags) {
-            writeTagPayload(tags.get(i));
+            writeTagPayload(tag1);
         }
     }
 
     /**
-     * Writes a <code>TAG_String</code> tag.
+     * Writes a {@code TAG_String} tag.
      * 
      * @param tag
      *            The tag.
@@ -212,7 +205,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Double</code> tag.
+     * Writes a {@code TAG_Double} tag.
      * 
      * @param tag
      *            The tag.
@@ -224,7 +217,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Float</code> tag.
+     * Writes a {@code TAG_Float} tag.
      * 
      * @param tag
      *            The tag.
@@ -236,7 +229,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Long</code> tag.
+     * Writes a {@code TAG_Long} tag.
      * 
      * @param tag
      *            The tag.
@@ -248,7 +241,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Int</code> tag.
+     * Writes a {@code TAG_Int} tag.
      * 
      * @param tag
      *            The tag.
@@ -260,7 +253,7 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Short</code> tag.
+     * Writes a {@code TAG_Short} tag.
      * 
      * @param tag
      *            The tag.
@@ -272,12 +265,9 @@ public final class NBTOutputStream implements Closeable {
     }
 
     /**
-     * Writes a <code>TAG_Empty</code> tag.
+     * Writes a {@code TAG_Empty} tag.
      * 
-     * @param tag
+     * @param tag the tag
-     *            The tag.
-     * @throws IOException
-     *             if an I/O error occurs.
      */
     private void writeEndTagPayload(EndTag tag) {
         /* empty */
@@ -286,11 +276,12 @@ public final class NBTOutputStream implements Closeable {
     private void writeIntArrayTagPayload(IntArrayTag tag) throws IOException {
         int[] data = tag.getValue();
         os.writeInt(data.length);
-        for (int i = 0; i < data.length; i++) {
+        for (int aData : data) {
-            os.writeInt(data[i]);
+            os.writeInt(aData);
         } 
     }
 
+    @Override
     public void close() throws IOException {
         os.close();
     }

src/main/java/com/sk89q/jnbt/NBTUtils.java

@@ -20,8 +20,6 @@
 package com.sk89q.jnbt;
 
 import com.sk89q.worldedit.Vector;
-import com.sk89q.worldedit.extent.Extent;
-import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.storage.InvalidFormatException;
 
 import java.util.Map;
@@ -171,14 +169,13 @@ public final class NBTUtils {
     /**
      * Get child tag of a NBT structure.
      *
-     * @param items
+     * @param items the map to read from
-     * @param key
+     * @param key the key to look for
-     * @param expected
+     * @param expected the expected NBT class type
      * @return child tag
      * @throws InvalidFormatException
      */
-    public static <T extends Tag> T getChildTag(Map<String,Tag> items, String key,
+    public static <T extends Tag> T getChildTag(Map<String, Tag> items, String key, Class<T> expected) throws InvalidFormatException {
-                                                Class<T> expected) throws InvalidFormatException {
         if (!items.containsKey(key)) {
             throw new InvalidFormatException("Missing a \"" + key + "\" tag");
         }

src/main/java/com/sk89q/minecraft/util/commands/Command.java

@@ -26,11 +26,10 @@ import java.lang.annotation.RetentionPolicy;
  * This annotation indicates a command. Methods should be marked with this
  * annotation to tell {@link CommandsManager} that the method is a command.
  * Note that the method name can actually be anything.
- *
- * @author sk89q
  */
 @Retention(RetentionPolicy.RUNTIME)
 public @interface Command {
+
     /**
      * A list of aliases for the command. The first alias is the most
      * important -- it is the main name of the command. (The method name
@@ -42,7 +41,7 @@ public @interface Command {
 
     /**
      * Usage instruction. Example text for usage could be
-     * <code>[-h harps] [name] [message]</code>.
+     * {@code [-h harps] [name] [message]}.
      *
      * @return Usage instructions for a command
      */
@@ -85,9 +84,10 @@ public @interface Command {
     String help() default "";
 
     /**
+     * Get whether any flag can be used.
      *
-     *
+     * @return true if so
-     * @return Whether any flag can be provided to the command, even if it is not in {@link #flags()}
      */
     boolean anyFlags() default false;
+
 }

src/main/java/com/sk89q/minecraft/util/commands/CommandAlias.java

@@ -26,16 +26,15 @@ import java.lang.annotation.RetentionPolicy;
  * Any command with this annotation will run the raw command as shown in the
  * thing, as long as it is registered in the current {@link CommandsManager}.
  * Mostly to move commands around without breaking things.
- *
- * @author zml2008
  */
 
 @Retention(RetentionPolicy.RUNTIME)
 public @interface CommandAlias {
 
     /**
+     * Get the raw {@link CommandsManager}-formatted command arg array to run
      *
-     * @return Raw {@link CommandsManager}-formatted command arg array to run
+     * @return the command
      */
     String[] value();
 }

src/main/java/com/sk89q/minecraft/util/commands/CommandContext.java

@@ -94,7 +94,7 @@ public class CommandContext {
             isHanging = false;
             
             String arg = args[i];
-            if (arg.length() == 0) {
+            if (arg.isEmpty()) {
                 isHanging = true;
                 continue;
             }
@@ -127,7 +127,7 @@ public class CommandContext {
                 }
 
                 // In case there is an empty quoted string
-                if (arg.length() == 0) {
+                if (arg.isEmpty()) {
                     continue;
                 }
                 // else raise exception about hanging quotes?

src/main/java/com/sk89q/minecraft/util/commands/CommandException.java

@@ -28,7 +28,6 @@ import static com.google.common.base.Preconditions.checkNotNull;
 
 public class CommandException extends Exception {
 
-    private static final long serialVersionUID = 870638193072101739L;
     private List<String> commandStack = new ArrayList<String>();
 
     public CommandException() {

src/main/java/com/sk89q/minecraft/util/commands/CommandPermissions.java

@@ -24,14 +24,14 @@ import java.lang.annotation.RetentionPolicy;
 
 /**
  * Indicates a list of permissions that should be checked.
- *
- * @author sk89q
  */
 @Retention(RetentionPolicy.RUNTIME)
 public @interface CommandPermissions {
+
     /**
      * A list of permissions. Only one permission has to be met
      * for the command to be permitted.
      */
     String[] value();
+
 }

src/main/java/com/sk89q/minecraft/util/commands/CommandPermissionsException.java

@@ -21,9 +21,7 @@ package com.sk89q.minecraft.util.commands;
 
 /**
  * Thrown when not enough permissions are satisfied.
- *
- * @author sk89q
  */
 public class CommandPermissionsException extends CommandException {
-    private static final long serialVersionUID = -602374621030168291L;
+
 }

src/main/java/com/sk89q/minecraft/util/commands/CommandUsageException.java

@@ -20,7 +20,6 @@
 package com.sk89q.minecraft.util.commands;
 
 public class CommandUsageException extends CommandException {
-    private static final long serialVersionUID = -6761418114414516542L;
 
     protected String usage;
 

src/main/java/com/sk89q/minecraft/util/commands/CommandsManager.java

@@ -19,6 +19,8 @@
 
 package com.sk89q.minecraft.util.commands;
 
+import com.sk89q.util.StringUtil;
+
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
@@ -31,16 +33,14 @@ import java.util.Set;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
-import com.sk89q.util.StringUtil;
-
 /**
- * <p>Manager for handling commands. This allows you to easily process commands,
+ * Manager for handling commands. This allows you to easily process commands,
- * including nested commands, by correctly annotating methods of a class.</p>
+ * including nested commands, by correctly annotating methods of a class.
  *
  * <p>To use this, it is merely a matter of registering classes containing
  * the commands (as methods with the proper annotations) with the
  * manager. When you want to process a command, use one of the
- * <code>execute</code> methods. If something is wrong, such as incorrect
+ * {@code execute} methods. If something is wrong, such as incorrect
  * usage, insufficient permissions, or a missing command altogether, an
  * exception will be raised for upstream handling.</p>
  *
@@ -57,13 +57,11 @@ import com.sk89q.util.StringUtil;
  * allows for fast command handling. Method invocation still has to be done
  * with reflection, but this is quite fast in that of itself.</p>
  *
- * @author sk89q
  * @param <T> command sender class
  */
+@SuppressWarnings("ProtectedField")
 public abstract class CommandsManager<T> {
-    /**
+
-     * Logger for general errors.
-     */
     protected static final Logger logger =
             Logger.getLogger(CommandsManager.class.getCanonicalName());
 
@@ -105,7 +103,7 @@ public abstract class CommandsManager<T> {
      * instances will be created of the command classes and methods will
      * not be called statically.
      *
-     * @param cls
+     * @param cls the class to register
      */
     public void register(Class<?> cls) {
         registerMethods(cls, null);
@@ -119,7 +117,7 @@ public abstract class CommandsManager<T> {
      * not be called statically. A List of {@link Command} annotations from
      * registered commands is returned.
      *
-     * @param cls
+     * @param cls the class to register
      * @return A List of {@link Command} annotations from registered commands,
      * for use in eg. a dynamic command registration system.
      */
@@ -131,8 +129,8 @@ public abstract class CommandsManager<T> {
      * Register the methods of a class. This will automatically construct
      * instances as necessary.
      *
-     * @param cls
+     * @param cls the class to register
-     * @param parent
+     * @param parent the parent method
      * @return Commands Registered
      */
     public List<Command> registerMethods(Class<?> cls, Method parent) {
@@ -156,10 +154,10 @@ public abstract class CommandsManager<T> {
     /**
      * Register the methods of a class.
      *
-     * @param cls
+     * @param cls the class to register
-     * @param parent
+     * @param parent the parent method
-     * @param obj
+     * @param obj the object whose methods will become commands if they are annotated
-     * @return
+     * @return a list of commands
      */
     private List<Command> registerMethods(Class<?> cls, Method parent, Object obj) {
         Map<String, Method> map;
@@ -205,14 +203,14 @@ public abstract class CommandsManager<T> {
                 final String desc = cmd.desc();
 
                 final String usage = cmd.usage();
-                if (usage.length() == 0) {
+                if (usage.isEmpty()) {
                     descs.put(commandName, desc);
                 } else {
                     descs.put(commandName, usage + " - " + desc);
                 }
 
                 String help = cmd.help();
-                if (help.length() == 0) {
+                if (help.isEmpty()) {
                     help = desc;
                 }
 
@@ -255,8 +253,8 @@ public abstract class CommandsManager<T> {
      * Checks to see whether there is a command named such at the root level.
      * This will check aliases as well.
      *
-     * @param command
+     * @param command the command
-     * @return
+     * @return true if the command exists
      */
     public boolean hasCommand(String command) {
         return commands.get(null).containsKey(command.toLowerCase());
@@ -265,12 +263,17 @@ public abstract class CommandsManager<T> {
     /**
      * Get a list of command descriptions. This is only for root commands.
      *
-     * @return
+     * @return a map of commands
      */
     public Map<String, String> getCommands() {
         return descs;
     }
 
+    /**
+     * Get the mapping of methods under a parent command.
+     *
+     * @return the mapping
+     */
     public Map<Method, Map<String, Method>> getMethods() {
         return commands;
     }
@@ -278,7 +281,7 @@ public abstract class CommandsManager<T> {
     /**
      * Get a map from command name to help message. This is only for root commands.
      *
-     * @return
+     * @return a map of help messages for each command
      */
     public Map<String, String> getHelpMessages() {
         return helpMessages;
@@ -287,10 +290,10 @@ public abstract class CommandsManager<T> {
     /**
      * Get the usage string for a command.
      *
-     * @param args
+     * @param args the arguments
-     * @param level
+     * @param level the depth of the command
-     * @param cmd
+     * @param cmd the command annotation
-     * @return
+     * @return the usage string
      */
     protected String getUsage(String[] args, int level, Command cmd) {
         final StringBuilder command = new StringBuilder();
@@ -304,7 +307,7 @@ public abstract class CommandsManager<T> {
         command.append(getArguments(cmd));
 
         final String help = cmd.help();
-        if (help.length() > 0) {
+        if (!help.isEmpty()) {
             command.append("\n\n");
             command.append(help);
         }
@@ -316,9 +319,9 @@ public abstract class CommandsManager<T> {
         final String flags = cmd.flags();
 
         final StringBuilder command2 = new StringBuilder();
-        if (flags.length() > 0) {
+        if (!flags.isEmpty()) {
             String flagString = flags.replaceAll(".:", "");
-            if (flagString.length() > 0) {
+            if (!flagString.isEmpty()) {
                 command2.append("[-");
                 for (int i = 0; i < flagString.length(); ++i) {
                     command2.append(flagString.charAt(i));
@@ -335,22 +338,20 @@ public abstract class CommandsManager<T> {
     /**
      * Get the usage string for a nested command.
      *
-     * @param args
+     * @param args the arguments
-     * @param level
+     * @param level the depth of the command
-     * @param method
+     * @param method the parent method
-     * @param player
+     * @param player the player
-     * @return
+     * @return the usage string
-     * @throws CommandException
+     * @throws CommandException on some error
      */
-    protected String getNestedUsage(String[] args, int level,
+    protected String getNestedUsage(String[] args, int level, Method method, T player) throws CommandException {
-            Method method, T player) throws CommandException {
-
         StringBuilder command = new StringBuilder();
 
         command.append("/");
 
         for (int i = 0; i <= level; ++i) {
-            command.append(args[i] + " ");
+            command.append(args[i]).append(" ");
         }
 
         Map<String, Method> map = commands.get(method);
@@ -371,7 +372,7 @@ public abstract class CommandsManager<T> {
             }
         }
 
-        if (allowedCommands.size() > 0) {
+        if (!allowedCommands.isEmpty()) {
             command.append(StringUtil.joinString(allowedCommands, "|", 0));
         } else {
             if (!found) {
@@ -412,14 +413,12 @@ public abstract class CommandsManager<T> {
     /**
      * Attempt to execute a command.
      *
-     * @param args
+     * @param args the arguments
-     * @param player
+     * @param player the player
-     * @param methodArgs
+     * @param methodArgs the arguments for the method
-     * @throws CommandException
+     * @throws CommandException thrown on command error
      */
-    public void execute(String[] args, T player,
+    public void execute(String[] args, T player, Object... methodArgs) throws CommandException {
-            Object... methodArgs) throws CommandException {
-
         Object[] newMethodArgs = new Object[methodArgs.length + 1];
         System.arraycopy(methodArgs, 0, newMethodArgs, 1, methodArgs.length);
         executeMethod(null, args, player, newMethodArgs, 0);
@@ -428,16 +427,14 @@ public abstract class CommandsManager<T> {
     /**
      * Attempt to execute a command.
      *
-     * @param parent
+     * @param parent the parent method
-     * @param args
+     * @param args an array of arguments
-     * @param player
+     * @param player the player
-     * @param methodArgs
+     * @param methodArgs the array of method arguments
-     * @param level
+     * @param level the depth of the command
-     * @throws CommandException
+     * @throws CommandException thrown on a command error
      */
-    public void executeMethod(Method parent, String[] args,
+    public void executeMethod(Method parent, String[] args, T player, Object[] methodArgs, int level) throws CommandException {
-            T player, Object[] methodArgs, int level) throws CommandException {
-
         String cmdName = args[level];
 
         Map<String, Method> map = commands.get(parent);
@@ -527,8 +524,7 @@ public abstract class CommandsManager<T> {
         }
     }
 
-    public void invokeMethod(Method parent, String[] args, T player, Method method,
+    public void invokeMethod(Method parent, String[] args, T player, Method method, Object instance, Object[] methodArgs, int level) throws CommandException {
-            Object instance, Object[] methodArgs, int level) throws CommandException {
         try {
             method.invoke(instance, methodArgs);
         } catch (IllegalArgumentException e) {
@@ -547,9 +543,9 @@ public abstract class CommandsManager<T> {
     /**
      * Returns whether a player has access to a command.
      *
-     * @param method
+     * @param method the method
-     * @param player
+     * @param player the player
-     * @return
+     * @return true if permission is granted
      */
     protected boolean hasPermission(Method method, T player) {
         CommandPermissions perms = method.getAnnotation(CommandPermissions.class);
@@ -569,11 +565,11 @@ public abstract class CommandsManager<T> {
     /**
      * Returns whether a player permission..
      *
-     * @param player
+     * @param player the player
-     * @param perm
+     * @param permission the permission
-     * @return
+     * @return true if permission is granted
      */
-    public abstract boolean hasPermission(T player, String perm);
+    public abstract boolean hasPermission(T player, String permission);
 
     /**
      * Get the injector used to create new instances. This can be

src/main/java/com/sk89q/minecraft/util/commands/Console.java

@@ -24,9 +24,8 @@ import java.lang.annotation.RetentionPolicy;
 
 /**
  * This annotation indicates that a command can be used from the console.
- *
- * @author sk89q
  */
 @Retention(RetentionPolicy.RUNTIME)
 public @interface Console {
+
 }

src/main/java/com/sk89q/minecraft/util/commands/Logging.java

@@ -27,11 +27,10 @@ import java.lang.annotation.RetentionPolicy;
 
 /**
  * Indicates how the affected blocks should be hinted at in the log.
- *
- * @author sk89q
  */
 @Retention(RetentionPolicy.RUNTIME)
 public @interface Logging {
+
     public enum LogMode {
         /**
          * Player position
@@ -63,4 +62,5 @@ public @interface Logging {
      * Log mode. Can be either POSITION, REGION, ORIENTATION_REGION, PLACEMENT or ALL.
      */
     LogMode value();
+
 }

src/main/java/com/sk89q/minecraft/util/commands/MissingNestedCommandException.java

@@ -20,7 +20,6 @@
 package com.sk89q.minecraft.util.commands;
 
 public class MissingNestedCommandException extends CommandUsageException {
-    private static final long serialVersionUID = -4382896182979285355L;
 
     public MissingNestedCommandException(String message, String usage) {
         super(message, usage);

src/main/java/com/sk89q/minecraft/util/commands/NestedCommand.java

@@ -29,11 +29,10 @@ import java.lang.annotation.RetentionPolicy;
  * will never called. Additionally, not all fields of {@link Command} apply
  * when it is used in conjunction with this annotation, although both
  * are still required.
- *
- * @author sk89q
  */
 @Retention(RetentionPolicy.RUNTIME)
 public @interface NestedCommand {
+
     /**
      * A list of classes with the child commands.
      */
@@ -43,4 +42,5 @@ public @interface NestedCommand {
      * If set to true it will execute the body of the tagged method.
      */
     boolean executeBody() default false;
+
 }

src/main/java/com/sk89q/minecraft/util/commands/SimpleInjector.java

@@ -21,10 +21,12 @@ package com.sk89q.minecraft.util.commands;
 
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
+import java.util.logging.Level;
 import java.util.logging.Logger;
 
 public class SimpleInjector implements Injector {
-    private static final Logger logger = Logger.getLogger(SimpleInjector.class.getCanonicalName());
+
+    private static final Logger log = Logger.getLogger(SimpleInjector.class.getCanonicalName());
     private Object[] args;
     private Class<?>[] argClasses;
 
@@ -36,26 +38,23 @@ public class SimpleInjector implements Injector {
         }
     }
 
+    @Override
     public Object getInstance(Class<?> clazz) {
         try {
             Constructor<?> ctr = clazz.getConstructor(argClasses);
             ctr.setAccessible(true);
             return ctr.newInstance(args);
         } catch (NoSuchMethodException e) {
-            logger.severe("Error initializing commands class " + clazz + ": ");
+            log.log(Level.SEVERE, "Error initializing commands class " + clazz, e);
-            e.printStackTrace();
             return null;
         } catch (InvocationTargetException e) {
-            logger.severe("Error initializing commands class " + clazz + ": ");
+            log.log(Level.SEVERE, "Error initializing commands class " + clazz, e);
-            e.printStackTrace();
             return null;
         } catch (InstantiationException e) {
-            logger.severe("Error initializing commands class " + clazz + ": ");
+            log.log(Level.SEVERE, "Error initializing commands class " + clazz, e);
-            e.printStackTrace();
             return null;
         } catch (IllegalAccessException e) {
-            logger.severe("Error initializing commands class " + clazz + ": ");
+            log.log(Level.SEVERE, "Error initializing commands class " + clazz, e);
-            e.printStackTrace();
             return null;
         }
     }

src/main/java/com/sk89q/minecraft/util/commands/UnhandledCommandException.java

@@ -20,6 +20,5 @@
 package com.sk89q.minecraft.util.commands;
 
 public class UnhandledCommandException extends CommandException {
-    private static final long serialVersionUID = 3370887306593968091L;
 
 }

src/main/java/com/sk89q/minecraft/util/commands/WrappedCommandException.java

@@ -20,9 +20,9 @@
 package com.sk89q.minecraft.util.commands;
 
 public class WrappedCommandException extends CommandException {
-    private static final long serialVersionUID = -4075721444847778918L;
 
     public WrappedCommandException(Throwable t) {
         super(t);
     }
+
 }

src/main/java/com/sk89q/util/ReflectionUtil.java

@@ -21,9 +21,6 @@ package com.sk89q.util;
 
 import java.lang.reflect.Field;
 
-/**
- * @author zml2008
- */
 public final class ReflectionUtil {
 
     private ReflectionUtil() {
@@ -37,8 +34,8 @@ public final class ReflectionUtil {
                 Field field = checkClass.getDeclaredField(name);
                 field.setAccessible(true);
                 return (T) field.get(from);
-            } catch (NoSuchFieldException e) {
+            } catch (NoSuchFieldException ignored) {
-            } catch (IllegalAccessException e) {
+            } catch (IllegalAccessException ignored) {
             }
         } while (checkClass.getSuperclass() != Object.class && ((checkClass = checkClass.getSuperclass()) != null));
         return null;

src/main/java/com/sk89q/util/StringUtil.java

@@ -24,8 +24,6 @@ import java.util.Map;
 
 /**
  * String utilities.
- * 
- * @author sk89q
  */
 public final class StringUtil {
 
@@ -35,9 +33,9 @@ public final class StringUtil {
     /**
      * Trim a string if it is longer than a certain length.
      *  
-     * @param str
+     * @param str the stirng
-     * @param len
+     * @param len the length to trim to
-     * @return
+     * @return a new string
      */
     public static String trimLength(String str, int len) {
         if (str.length() > len) {
@@ -50,13 +48,12 @@ public final class StringUtil {
     /**
      * Join an array of strings into a string.
      * 
-     * @param str
+     * @param str the string array
-     * @param delimiter
+     * @param delimiter the delimiter
-     * @param initialIndex
+     * @param initialIndex the initial index to start form
-     * @return
+     * @return a new string
      */
-    public static String joinString(String[] str, String delimiter,
+    public static String joinString(String[] str, String delimiter, int initialIndex) {
-            int initialIndex) {
         if (str.length == 0) {
             return "";
         }
@@ -70,11 +67,11 @@ public final class StringUtil {
     /**
      * Join an array of strings into a string.
      * 
-     * @param str
+     * @param str the string array
-     * @param delimiter
+     * @param delimiter the delimiter
-     * @param initialIndex
+     * @param initialIndex the initial index to start form
-     * @param quote 
+     * @param quote the character to put around each entry
-     * @return
+     * @return a new string
      */
     public static String joinQuotedString(String[] str, String delimiter,
             int initialIndex, String quote) {
@@ -94,9 +91,9 @@ public final class StringUtil {
     /**
      * Join an array of strings into a string.
      * 
-     * @param str
+     * @param str the string array
-     * @param delimiter
+     * @param delimiter the delimiter
-     * @return
+     * @return a new string
      */
     public static String joinString(String[] str, String delimiter) {
         return joinString(str, delimiter, 0);
@@ -105,19 +102,18 @@ public final class StringUtil {
     /**
      * Join an array of strings into a string.
      * 
-     * @param str
+     * @param str an array of objects
-     * @param delimiter
+     * @param delimiter the delimiter
-     * @param initialIndex
+     * @param initialIndex the initial index to start form
-     * @return
+     * @return a new string
      */
-    public static String joinString(Object[] str, String delimiter,
+    public static String joinString(Object[] str, String delimiter, int initialIndex) {
-            int initialIndex) {
         if (str.length == 0) {
             return "";
         }
         StringBuilder buffer = new StringBuilder(str[initialIndex].toString());
         for (int i = initialIndex + 1; i < str.length; ++i) {
-            buffer.append(delimiter).append(str[i].toString());
+            buffer.append(delimiter).append(str[i]);
         }
         return buffer.toString();
     }
@@ -125,13 +121,12 @@ public final class StringUtil {
     /**
      * Join an array of strings into a string.
      * 
-     * @param str
+     * @param str a list of integers
-     * @param delimiter
+     * @param delimiter the delimiter
-     * @param initialIndex
+     * @param initialIndex the initial index to start form
-     * @return
+     * @return a new string
      */
-    public static String joinString(int[] str, String delimiter,
+    public static String joinString(int[] str, String delimiter, int initialIndex) {
-            int initialIndex) {
         if (str.length == 0) {
             return "";
         }
@@ -145,14 +140,13 @@ public final class StringUtil {
     /**
      * Join an list of strings into a string.
      *
-     * @param str
+     * @param str a list of strings
-     * @param delimiter
+     * @param delimiter the delimiter
-     * @param initialIndex
+     * @param initialIndex the initial index to start form
-     * @return
+     * @return a new string
      */
-    public static String joinString(Collection<?> str, String delimiter,
+    public static String joinString(Collection<?> str, String delimiter,int initialIndex) {
-            int initialIndex) {
+        if (str.isEmpty()) {
-        if (str.size() == 0) {
             return "";
         }
         StringBuilder buffer = new StringBuilder();
@@ -163,7 +157,7 @@ public final class StringUtil {
                     buffer.append(delimiter);
                 }
 
-                buffer.append(o.toString());
+                buffer.append(o);
             }
             ++i;
         }
@@ -202,7 +196,7 @@ public final class StringUtil {
      * @param s  the first String, must not be null
      * @param t  the second String, must not be null
      * @return result distance
-     * @throws IllegalArgumentException if either String input <code>null</code>
+     * @throws IllegalArgumentException if either String input {@code null}
      */
     public static int getLevenshteinDistance(String s, String t) {
         if (s == null || t == null) {
@@ -238,9 +232,9 @@ public final class StringUtil {
             return n;
         }
 
-        int p[] = new int[n + 1]; // 'previous' cost array, horizontally
+        int[] p = new int[n + 1]; // 'previous' cost array, horizontally
-        int d[] = new int[n + 1]; // cost array, horizontally
+        int[] d = new int[n + 1]; // cost array, horizontally
-        int _d[]; // placeholder to assist in swapping p and d
+        int[] _d; // placeholder to assist in swapping p and d
 
         // indexes into strings s and t
         int i; // iterates through s

src/main/java/com/sk89q/util/yaml/YAMLNode.java

@@ -23,6 +23,7 @@ import com.sk89q.worldedit.BlockVector2D;
 import com.sk89q.worldedit.Vector;
 import com.sk89q.worldedit.Vector2D;
 
+import javax.annotation.Nullable;
 import java.util.ArrayList;
 import java.util.LinkedHashMap;
 import java.util.List;
@@ -30,10 +31,9 @@ import java.util.Map;
 
 /**
  * Represents a configuration node.
- * 
- * @author sk89q
  */
 public class YAMLNode {
+
     protected Map<String, Object> root;
     private boolean writeDefaults;
 
@@ -106,8 +106,8 @@ public class YAMLNode {
      * Prepare a value for serialization, in case it's not a native type
      * (and we don't want to serialize objects as YAML objects).
      * 
-     * @param value
+     * @param value the value to serialize
-     * @return
+     * @return the new object
      */
     private Object prepareSerialization(Object value) {
         if (value instanceof Vector) {
@@ -126,8 +126,8 @@ public class YAMLNode {
      * Set the property at a location. This will override existing
      * configuration data to have it conform to key/value mappings.
      * 
-     * @param path
+     * @param path the path
-     * @param value
+     * @param value the new value
      */
     @SuppressWarnings("unchecked")
     public void setProperty(String path, Object value) {
@@ -163,10 +163,10 @@ public class YAMLNode {
     /**
      * Adds a new node to the given path. The returned object is a reference
      * to the new node. This method will replace an existing node at
-     * the same path. See <code>setProperty</code>.
+     * the same path. See {@code setProperty}.
      * 
-     * @param path
+     * @param path the path
-     * @return
+     * @return a node for the path
      */
     public YAMLNode addNode(String path) {
         Map<String, Object> map = new LinkedHashMap<String, Object>();
@@ -557,9 +557,7 @@ public class YAMLNode {
      * @param def default value or null for an empty list as default
      * @return list of integers
      */
-    public List<Vector> getVectorList(
+    public List<Vector> getVectorList(String path, List<Vector> def) {
-            String path, List<Vector> def) {
-
         List<YAMLNode> raw = getNodeList(path, null);
         List<Vector> list = new ArrayList<Vector>();
 
@@ -589,8 +587,7 @@ public class YAMLNode {
      * @param def default value or null for an empty list as default
      * @return list of integers
      */
-    public List<Vector2D> getVector2dList(
+    public List<Vector2D> getVector2dList(String path, List<Vector2D> def) {
-            String path, List<Vector2D> def) {
 
         List<YAMLNode> raw = getNodeList(path, null);
         List<Vector2D> list = new ArrayList<Vector2D>();
@@ -620,8 +617,7 @@ public class YAMLNode {
      * @param def default value or null for an empty list as default
      * @return list of integers
      */
-    public List<BlockVector2D> getBlockVector2dList(
+    public List<BlockVector2D> getBlockVector2dList(String path, List<BlockVector2D> def) {
-            String path, List<BlockVector2D> def) {
 
         List<YAMLNode> raw = getNodeList(path, null);
         List<BlockVector2D> list = new ArrayList<BlockVector2D>();
@@ -674,9 +670,10 @@ public class YAMLNode {
      * path does not lead to a node, null will be returned. A node has
      * key/value mappings.
      * 
-     * @param path
+     * @param path the path
      * @return node or null
      */
+    @Nullable
     @SuppressWarnings("unchecked")
     public YAMLNode getNode(String path) {
         Object raw = getProperty(path);
@@ -719,9 +716,10 @@ public class YAMLNode {
     /**
      * Casts a value to an integer. May return null.
      * 
-     * @param o
+     * @param o the object
-     * @return
+     * @return an integer or null
      */
+    @Nullable
     private static Integer castInt(Object o) {
         if (o == null) {
             return null;
@@ -735,9 +733,10 @@ public class YAMLNode {
     /**
      * Casts a value to a double. May return null.
      *
-     * @param o
+     * @param o the object
-     * @return
+     * @return a double or null
      */
+    @Nullable
     private static Double castDouble(Object o) {
         if (o == null) {
             return null;
@@ -751,9 +750,10 @@ public class YAMLNode {
     /**
      * Casts a value to a boolean. May return null.
      *
-     * @param o
+     * @param o the object
-     * @return
+     * @return a boolean or null
      */
+    @Nullable
     private static Boolean castBoolean(Object o) {
         if (o == null) {
             return null;
@@ -768,7 +768,7 @@ public class YAMLNode {
      * Remove the property at a location. This will override existing
      * configuration data to have it conform to key/value mappings.
      * 
-     * @param path
+     * @param path a path
      */
     @SuppressWarnings("unchecked")
     public void removeProperty(String path) {
@@ -800,4 +800,5 @@ public class YAMLNode {
     public void setWriteDefaults(boolean writeDefaults) {
         this.writeDefaults = writeDefaults;
     }
+
 }

src/main/java/com/sk89q/util/yaml/YAMLProcessor.java

@@ -32,6 +32,7 @@ import org.yaml.snakeyaml.representer.Representer;
 
 import java.io.*;
 import java.util.*;
+import java.util.Map.Entry;
 
 /**
  * YAML configuration loader. To use this class, construct it with path to
@@ -58,13 +59,11 @@ import java.util.*;
  *         babies: true</pre>
  *
  * <p>Calling code could access sturmeh's baby eating state by using
- * <code>getBoolean("sturmeh.eats.babies", false)</code>. For lists, there are
+ * {@code getBoolean("sturmeh.eats.babies", false)}. For lists, there are
- * methods such as <code>getStringList</code> that will return a type safe list.
+ * methods such as {@code getStringList} that will return a type safe list.
- *
- *
- * @author sk89q
  */
 public class YAMLProcessor extends YAMLNode {
+
     public static final String LINE_BREAK = DumperOptions.LineBreak.getPlatformLineBreak().getString();
     public static final char COMMENT_CHAR = '#';
     protected final Yaml yaml;
@@ -117,7 +116,7 @@ public class YAMLProcessor extends YAMLNode {
                 if (stream != null) {
                     stream.close();
                 }
-            } catch (IOException e) {
+            } catch (IOException ignored) {
             }
         }
     }
@@ -156,7 +155,7 @@ public class YAMLProcessor extends YAMLNode {
     /**
      * Return the set header.
      *
-     * @return
+     * @return the header text
      */
     public String getHeader() {
         return header;
@@ -184,13 +183,11 @@ public class YAMLProcessor extends YAMLNode {
                 writer.append(header);
                 writer.append(LINE_BREAK);
             }
-            if (comments.size() == 0 || format != YAMLFormat.EXTENDED) {
+            if (comments.isEmpty() || format != YAMLFormat.EXTENDED) {
                 yaml.dump(root, writer);
             } else {
                 // Iterate over each root-level property and dump
-                for (Iterator<Map.Entry<String, Object>> i = root.entrySet().iterator(); i.hasNext(); ) {
+                for (Entry<String, Object> entry : root.entrySet()) {
-                    Map.Entry<String, Object> entry = i.next();
-
                     // Output comment, if present
                     String comment = comments.get(entry.getKey());
                     if (comment != null) {
@@ -204,13 +201,13 @@ public class YAMLProcessor extends YAMLNode {
                 }
             }
             return true;
-        } catch (IOException e) {
+        } catch (IOException ignored) {
         } finally {
             try {
                 if (stream != null) {
                     stream.close();
                 }
-            } catch (IOException e) {}
+            } catch (IOException ignored) {}
         }
 
         return false;
@@ -241,7 +238,7 @@ public class YAMLProcessor extends YAMLNode {
      * Returns a root-level comment.
      *
      * @param key the property key
-     * @return the comment or <code>null</code>
+     * @return the comment or {@code null}
      */
     public String getComment(String key) {
         return comments.get(key);
@@ -259,7 +256,7 @@ public class YAMLProcessor extends YAMLNode {
      * Set a root-level comment.
      *
      * @param key the property key
-     * @param comment the comment. May be <code>null</code>, in which case the comment
+     * @param comment the comment. May be {@code null}, in which case the comment
      *   is removed.
      */
     public void setComment(String key, String... comment) {
@@ -300,7 +297,8 @@ public class YAMLProcessor extends YAMLNode {
     /**
      * This method returns an empty ConfigurationNode for using as a
      * default in methods that select a node from a node list.
-     * @return
+     *
+     * @return a node
      */
     public static YAMLNode getEmptyNode(boolean writeDefaults) {
         return new YAMLNode(new LinkedHashMap<String, Object>(), writeDefaults);
@@ -321,12 +319,14 @@ public class YAMLProcessor extends YAMLNode {
     }
 
     private static class FancyRepresenter extends Representer {
-        public FancyRepresenter() {
+        private FancyRepresenter() {
             this.nullRepresenter = new Represent() {
+                @Override
                 public Node representData(Object o) {
                     return representScalar(Tag.NULL, "");
                 }
             };
         }
     }
+
 }

src/main/java/com/sk89q/util/yaml/YAMLProcessorException.java

@@ -21,11 +21,8 @@ package com.sk89q.util.yaml;
 
 /**
  * YAMLProcessor exception.
- * 
- * @author sk89q
  */
 public class YAMLProcessorException extends Exception {
-    private static final long serialVersionUID = -2442886939908724203L;
 
     public YAMLProcessorException() {
         super();
@@ -34,4 +31,5 @@ public class YAMLProcessorException extends Exception {
     public YAMLProcessorException(String msg) {
         super(msg);
     }
+
 }

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

@@ -174,7 +174,7 @@ public class CuboidClipboard {
         final int shiftX = sizeRotated.getX() < 0 ? -sizeRotated.getBlockX() - 1 : 0;
         final int shiftZ = sizeRotated.getZ() < 0 ? -sizeRotated.getBlockZ() - 1 : 0;
 
-        final BaseBlock newData[][][] = new BaseBlock
+        final BaseBlock[][][] newData = new BaseBlock
                 [Math.abs(sizeRotated.getBlockX())]
                 [Math.abs(sizeRotated.getBlockY())]
                 [Math.abs(sizeRotated.getBlockZ())];
@@ -476,8 +476,9 @@ public class CuboidClipboard {
      * @param position the point, relative to the origin of the copy (0, 0, 0) and not to the actual copy origin
      * @return air, if this block was outside the (non-cuboid) selection while copying
      * @throws ArrayIndexOutOfBoundsException if the position is outside the bounds of the CuboidClipboard
-     * @deprecated Use {@link #getBlock(Vector)} instead
+     * @deprecated use {@link #getBlock(Vector)} instead
      */
+    @Deprecated
     public BaseBlock getPoint(Vector position) throws ArrayIndexOutOfBoundsException {
         final BaseBlock block = getBlock(position);
         if (block == null) {

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

@@ -80,6 +80,8 @@ import com.sk89q.worldedit.world.biome.BaseBiome;
 
 import javax.annotation.Nullable;
 import java.util.*;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
@@ -96,6 +98,8 @@ import static com.sk89q.worldedit.regions.Regions.*;
 @SuppressWarnings("FieldCanBeLocal")
 public class EditSession implements Extent {
 
+    private static final Logger log = Logger.getLogger(EditSession.class.getCanonicalName());
+
     /**
      * Used by {@link #setBlock(Vector, BaseBlock, Stage)} to
      * determine which {@link Extent}s should be bypassed.
@@ -317,8 +321,9 @@ public class EditSession implements Extent {
 
     /**
      * Set whether fast mode is enabled.
-     * </p>
+     *
-     * Fast mode may skip lighting checks or adjacent block notification.
+     * <p>Fast mode may skip lighting checks or adjacent block
+     * notification.</p>
      *
      * @param enabled true to enable
      */
@@ -330,13 +335,14 @@ public class EditSession implements Extent {
 
     /**
      * Return fast mode status.
-     * </p>
+     *
-     * Fast mode may skip lighting checks or adjacent block notification.
+     * <p>Fast mode may skip lighting checks or adjacent block
+     * notification.</p>
      *
      * @return true if enabled
      */
     public boolean hasFastMode() {
-        return fastModeExtent != null ? fastModeExtent.isEnabled() : false;
+        return fastModeExtent != null && fastModeExtent.isEnabled();
     }
 
     /**
@@ -369,8 +375,8 @@ public class EditSession implements Extent {
 
     /**
      * Get the number of blocks changed, including repeated block changes.
-     * </p>
+     *
-     * This number may not be accurate.
+     * <p>This number may not be accurate.</p>
      *
      * @return the number of block changes
      */
@@ -1486,15 +1492,14 @@ public class EditSession implements Extent {
     /**
      * Makes a pyramid.
      *
-     * @param pos
+     * @param position a position
-     * @param block
+     * @param block a block
-     * @param size
+     * @param size size of pyramid
-     * @param filled
+     * @param filled true if filled
      * @return number of blocks changed
      * @throws MaxChangedBlocksException
      */
-    public int makePyramid(Vector pos, Pattern block, int size,
+    public int makePyramid(Vector position, Pattern block, int size, boolean filled) throws MaxChangedBlocksException {
-            boolean filled) throws MaxChangedBlocksException {
         int affected = 0;
 
         int height = size;
@@ -1506,16 +1511,16 @@ public class EditSession implements Extent {
 
                     if ((filled && z <= size && x <= size) || z == size || x == size) {
 
-                        if (setBlock(pos.add(x, y, z), block)) {
+                        if (setBlock(position.add(x, y, z), block)) {
                             ++affected;
                         }
-                        if (setBlock(pos.add(-x, y, z), block)) {
+                        if (setBlock(position.add(-x, y, z), block)) {
                             ++affected;
                         }
-                        if (setBlock(pos.add(x, y, -z), block)) {
+                        if (setBlock(position.add(x, y, -z), block)) {
                             ++affected;
                         }
-                        if (setBlock(pos.add(-x, y, -z), block)) {
+                        if (setBlock(position.add(-x, y, -z), block)) {
                             ++affected;
                         }
                     }
@@ -1527,21 +1532,21 @@ public class EditSession implements Extent {
     }
 
     /**
-     * Thaw.
+     * Thaw blocks in a radius.
      *
-     * @param pos
+     * @param position the position
-     * @param radius
+     * @param radius the radius
      * @return number of blocks affected
      * @throws MaxChangedBlocksException
      */
-    public int thaw(Vector pos, double radius)
+    public int thaw(Vector position, double radius)
             throws MaxChangedBlocksException {
         int affected = 0;
         double radiusSq = radius * radius;
 
-        int ox = pos.getBlockX();
+        int ox = position.getBlockX();
-        int oy = pos.getBlockY();
+        int oy = position.getBlockY();
-        int oz = pos.getBlockZ();
+        int oz = position.getBlockZ();
 
         BaseBlock air = new BaseBlock(0);
         BaseBlock water = new BaseBlock(BlockID.STATIONARY_WATER);
@@ -1549,7 +1554,7 @@ public class EditSession implements Extent {
         int ceilRadius = (int) Math.ceil(radius);
         for (int x = ox - ceilRadius; x <= ox + ceilRadius; ++x) {
             for (int z = oz - ceilRadius; z <= oz + ceilRadius; ++z) {
-                if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
+                if ((new Vector(x, oy, z)).distanceSq(position) > radiusSq) {
                     continue;
                 }
 
@@ -1586,21 +1591,20 @@ public class EditSession implements Extent {
     }
 
     /**
-     * Make snow.
+     * Make snow in a radius.
      *
-     * @param pos
+     * @param position a position
-     * @param radius
+     * @param radius a radius
      * @return number of blocks affected
      * @throws MaxChangedBlocksException
      */
-    public int simulateSnow(Vector pos, double radius)
+    public int simulateSnow(Vector position, double radius) throws MaxChangedBlocksException {
-            throws MaxChangedBlocksException {
         int affected = 0;
         double radiusSq = radius * radius;
 
-        int ox = pos.getBlockX();
+        int ox = position.getBlockX();
-        int oy = pos.getBlockY();
+        int oy = position.getBlockY();
-        int oz = pos.getBlockZ();
+        int oz = position.getBlockZ();
 
         BaseBlock ice = new BaseBlock(BlockID.ICE);
         BaseBlock snow = new BaseBlock(BlockID.SNOW);
@@ -1608,7 +1612,7 @@ public class EditSession implements Extent {
         int ceilRadius = (int) Math.ceil(radius);
         for (int x = ox - ceilRadius; x <= ox + ceilRadius; ++x) {
             for (int z = oz - ceilRadius; z <= oz + ceilRadius; ++z) {
-                if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
+                if ((new Vector(x, oy, z)).distanceSq(position) > radiusSq) {
                     continue;
                 }
 
@@ -1651,44 +1655,43 @@ public class EditSession implements Extent {
     }
 
     /**
-     * Green.
+     * Make dirt green.
      *
-     * @param pos
+     * @param position a position
-     * @param radius
+     * @param radius a radius
      * @return number of blocks affected
      * @throws MaxChangedBlocksException
      * @deprecated Use {@link #green(Vector, double, boolean)}.
      */
     @Deprecated
-    public int green(Vector pos, double radius)
+    public int green(Vector position, double radius) throws MaxChangedBlocksException {
-            throws MaxChangedBlocksException {
+        return green(position, radius, true);
-        return green(pos, radius, true);
     }
 
     /**
-     * Green.
+     * Make dirt green.
      *
-     * @param pos
+     * @param position a position
-     * @param radius
+     * @param radius a radius
      * @param onlyNormalDirt only affect normal dirt (data value 0)
      * @return number of blocks affected
      * @throws MaxChangedBlocksException
      */
-    public int green(Vector pos, double radius, boolean onlyNormalDirt)
+    public int green(Vector position, double radius, boolean onlyNormalDirt)
             throws MaxChangedBlocksException {
         int affected = 0;
         final double radiusSq = radius * radius;
 
-        final int ox = pos.getBlockX();
+        final int ox = position.getBlockX();
-        final int oy = pos.getBlockY();
+        final int oy = position.getBlockY();
-        final int oz = pos.getBlockZ();
+        final int oz = position.getBlockZ();
 
         final BaseBlock grass = new BaseBlock(BlockID.GRASS);
 
         final int ceilRadius = (int) Math.ceil(radius);
         for (int x = ox - ceilRadius; x <= ox + ceilRadius; ++x) {
             for (int z = oz - ceilRadius; z <= oz + ceilRadius; ++z) {
-                if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
+                if ((new Vector(x, oy, z)).distanceSq(position) > radiusSq) {
                     continue;
                 }
 
@@ -1758,23 +1761,22 @@ public class EditSession implements Extent {
     /**
      * Makes a forest.
      *
-     * @param basePos
+     * @param basePosition a position
-     * @param size
+     * @param size a size
-     * @param density
+     * @param density between 0 and 1, inclusive
-     * @param treeGenerator
+     * @param treeGenerator the tree genreator
      * @return number of trees created
      * @throws MaxChangedBlocksException
      */
-    public int makeForest(Vector basePos, int size, double density,
+    public int makeForest(Vector basePosition, int size, double density, TreeGenerator treeGenerator) throws MaxChangedBlocksException {
-            TreeGenerator treeGenerator) throws MaxChangedBlocksException {
         int affected = 0;
 
-        for (int x = basePos.getBlockX() - size; x <= basePos.getBlockX()
+        for (int x = basePosition.getBlockX() - size; x <= basePosition.getBlockX()
                 + size; ++x) {
-            for (int z = basePos.getBlockZ() - size; z <= basePos.getBlockZ()
+            for (int z = basePosition.getBlockZ() - size; z <= basePosition.getBlockZ()
                     + size; ++z) {
                 // Don't want to be in the ground
-                if (!getBlock(new Vector(x, basePos.getBlockY(), z)).isAir()) {
+                if (!getBlock(new Vector(x, basePosition.getBlockY(), z)).isAir()) {
                     continue;
                 }
                 // The gods don't want a tree here
@@ -1782,7 +1784,7 @@ public class EditSession implements Extent {
                     continue;
                 } // def 0.05
 
-                for (int y = basePos.getBlockY(); y >= basePos.getBlockY() - 10; --y) {
+                for (int y = basePosition.getBlockY(); y >= basePosition.getBlockY() - 10; --y) {
                     // Check if we hit the ground
                     int t = getBlock(new Vector(x, y, z)).getType();
                     if (t == BlockID.GRASS || t == BlockID.DIRT) {
@@ -1804,8 +1806,8 @@ public class EditSession implements Extent {
     /**
      * Get the block distribution inside a region.
      *
-     * @param region
+     * @param region a region
-     * @return
+     * @return the results
      */
     public List<Countable<Integer>> getBlockDistribution(Region region) {
         List<Countable<Integer>> distribution = new ArrayList<Countable<Integer>>();
@@ -1862,8 +1864,8 @@ public class EditSession implements Extent {
     /**
      * Get the block distribution (with data values) inside a region.
      *
-     * @param region
+     * @param region a region
-     * @return
+     * @return the results
      */
     // TODO reduce code duplication - probably during ops-redux
     public List<Countable<BaseBlock>> getBlockDistributionWithData(Region region) {
@@ -1942,7 +1944,7 @@ public class EditSession implements Extent {
 
                     return new BaseBlock((int) typeVariable.getValue(), (int) dataVariable.getValue());
                 } catch (Exception e) {
-                    e.printStackTrace();
+                    log.log(Level.WARNING, "Failed to create shape", e);
                     return null;
                 }
             }
@@ -2161,12 +2163,12 @@ public class EditSession implements Extent {
             throws MaxChangedBlocksException {
 
         Set<Vector> vset = new HashSet<Vector>();
-        List<Node> nodes = new ArrayList(nodevectors.size());
+        List<Node> nodes = new ArrayList<Node>(nodevectors.size());
 
         Interpolation interpol = new KochanekBartelsInterpolation();
 
-        for (int loop = 0; loop < nodevectors.size(); loop++) {
+        for (Vector nodevector : nodevectors) {
-            Node n = new Node(nodevectors.get(loop));
+            Node n = new Node(nodevector);
             n.setTension(tension);
             n.setBias(bias);
             n.setContinuity(continuity);
@@ -2285,7 +2287,7 @@ public class EditSession implements Extent {
                     // TODO: Allow biome setting via a script variable (needs BiomeType<->int mapping)
                     return defaultBiomeType;
                 } catch (Exception e) {
-                    e.printStackTrace();
+                    log.log(Level.WARNING, "Failed to create shape", e);
                     return null;
                 }
             }
@@ -2303,11 +2305,11 @@ public class EditSession implements Extent {
             PlayerDirection.DOWN.vector(),
     };
 
-    private static final double lengthSq(double x, double y, double z) {
+    private static double lengthSq(double x, double y, double z) {
         return (x * x) + (y * y) + (z * z);
     }
 
-    private static final double lengthSq(double x, double z) {
+    private static double lengthSq(double x, double z) {
         return (x * x) + (z * z);
     }
 

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

@@ -107,7 +107,7 @@ public class Location {
 
     @Override
     public String toString() {
-        return "World: " + world.getName() + ", Coordinates: " + position.toString()
+        return "World: " + world.getName() + ", Coordinates: " + position
                 + ", Yaw: " + yaw + ", Pitch: " + pitch;
     }
 

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

@@ -39,9 +39,9 @@ public enum PlayerDirection {
     UP(new Vector(0, 1, 0), new Vector(0, 0, 1), true),
     DOWN(new Vector(0, -1, 0), new Vector(0, 0, 1), true);
 
-    private Vector dir;
+    private final Vector dir;
-    private Vector leftDir;
+    private final Vector leftDir;
-    private boolean isOrthogonal;
+    private final boolean isOrthogonal;
 
     PlayerDirection(Vector vec, Vector leftDir, boolean isOrthogonal) {
         this.dir = vec;

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

@@ -49,9 +49,9 @@ public enum VectorFace {
     BELOW_EAST(DOWN, EAST),
     SELF(0, 0, 0);
 
-    private int modX;
+    private final int modX;
-    private int modY;
+    private final int modY;
-    private int modZ;
+    private final int modZ;
 
     private VectorFace(final int modX, final int modY, final int modZ) {
         this.modX = modX;

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

@@ -62,6 +62,7 @@ import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
+import java.util.logging.Level;
 import java.util.logging.Logger;
 
 import static com.google.common.base.Preconditions.checkNotNull;
@@ -761,7 +762,7 @@ public class WorldEdit {
         } catch (ScriptException e) {
             player.printError("Failed to execute:");
             player.printRaw(e.getMessage());
-            e.printStackTrace();
+            logger.log(Level.WARNING, "Failed to execute script", e);
         } catch (NumberFormatException e) {
             throw e;
         } catch (WorldEditException e) {
@@ -769,7 +770,7 @@ public class WorldEdit {
         } catch (Throwable e) {
             player.printError("Failed to execute (see console):");
             player.printRaw(e.getClass().getCanonicalName());
-            e.printStackTrace();
+            logger.log(Level.WARNING, "Failed to execute script", e);
         } finally {
             for (EditSession editSession : scriptContext.getEditSessions()) {
                 editSession.flushQueue();

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

@@ -25,20 +25,19 @@ import com.sk89q.worldedit.world.World;
 /**
  * @deprecated Use {@link com.sk89q.worldedit.util.Location} wherever possible
  */
+@SuppressWarnings("deprecation")
 @Deprecated
 public class WorldVector extends Vector {
-    /**
+
-     * Represents the world.
-     */
     private LocalWorld world;
 
     /**
      * Construct the Vector object.
      *
-     * @param world 
+     * @param world a world
-     * @param x
+     * @param x the X coordinate
-     * @param y
+     * @param y the Y coordinate
-     * @param z
+     * @param z the Z coordinate
      */
     public WorldVector(LocalWorld world, double x, double y, double z) {
         super(x, y, z);
@@ -48,10 +47,10 @@ public class WorldVector extends Vector {
     /**
      * Construct the Vector object.
      *
-     * @param world 
+     * @param world a world
-     * @param x
+     * @param x the X coordinate
-     * @param y
+     * @param y the Y coordinate
-     * @param z
+     * @param z the Z coordinate
      */
     public WorldVector(LocalWorld world, int x, int y, int z) {
         super(x, y, z);
@@ -61,10 +60,10 @@ public class WorldVector extends Vector {
     /**
      * Construct the Vector object.
      *
-     * @param world 
+     * @param world a world
-     * @param x
+     * @param x the X coordinate
-     * @param y
+     * @param y the Y coordinate
-     * @param z
+     * @param z the Z coordinate
      */
     public WorldVector(LocalWorld world, float x, float y, float z) {
         super(x, y, z);
@@ -74,18 +73,18 @@ public class WorldVector extends Vector {
     /**
      * Construct the Vector object.
      *
-     * @param world 
+     * @param world a world
-     * @param pt
+     * @param other the position to copy
      */
-    public WorldVector(LocalWorld world, Vector pt) {
+    public WorldVector(LocalWorld world, Vector other) {
-        super(pt);
+        super(other);
         this.world = world;
     }
 
     /**
      * Construct the Vector object.
      *
-     * @param world
+     * @param world a world
      */
     public WorldVector(LocalWorld world) {
         super();
@@ -104,7 +103,7 @@ public class WorldVector extends Vector {
     /**
      * Get the world.
      * 
-     * @return
+     * @return the world
      */
     public LocalWorld getWorld() {
         return world;
@@ -113,10 +112,10 @@ public class WorldVector extends Vector {
     /**
      * Get a block point from a point.
      *
-     * @param world 
+     * @param world a world
-     * @param x
+     * @param x the X coordinate
-     * @param y
+     * @param y the Y coordinate
-     * @param z
+     * @param z the Z coordinate
      * @return point
      */
     public static WorldVector toBlockPoint(LocalWorld world, double x, double y,
@@ -136,7 +135,7 @@ public class WorldVector extends Vector {
     }
 
     /**
-     * Return this object as a new preferred <code>Location</code>
+     * Return this object as a new preferred {@code Location}
      * object.
      *
      * @return a new location object

src/main/java/com/sk89q/worldedit/WorldVector2D.java

@@ -56,12 +56,6 @@ public class WorldVector2D extends Vector2D {
         return world;
     }
 
-    /**
-     * Checks if another object is equivalent.
-     *
-     * @param obj
-     * @return whether the other object is equivalent
-     */
     @Override
     public boolean equals(Object obj) {
         if (!(obj instanceof WorldVector2D)) {

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

@@ -22,71 +22,32 @@ package com.sk89q.worldedit;
 /**
  * @deprecated Use {@link com.sk89q.worldedit.util.Location} wherever possible
  */
+@SuppressWarnings("deprecation")
 @Deprecated
 public class WorldVectorFace extends WorldVector {
 
     private VectorFace face;
 
-    /**
-     * Construct the Vector object.
-     *
-     * @param world
-     * @param x
-     * @param y
-     * @param z
-     * @param face
-     */
     public WorldVectorFace(LocalWorld world, double x, double y, double z, VectorFace face) {
         super(world, x, y, z);
         this.face = face;
     }
 
-    /**
-     * Construct the Vector object.
-     *
-     * @param world
-     * @param x
-     * @param y
-     * @param z
-     * @param face
-     */
     public WorldVectorFace(LocalWorld world, int x, int y, int z, VectorFace face) {
         super(world, x, y, z);
         this.face = face;
     }
 
-    /**
-     * Construct the Vector object.
-     *
-     * @param world
-     * @param x
-     * @param y
-     * @param z
-     * @param face
-     */
     public WorldVectorFace(LocalWorld world, float x, float y, float z, VectorFace face) {
         super(world, x, y, z);
         this.face = face;
     }
 
-    /**
-     * Construct the Vector object.
-     *
-     * @param world
-     * @param pt
-     * @param face
-     */
     public WorldVectorFace(LocalWorld world, Vector pt, VectorFace face) {
         super(world, pt);
         this.face = face;
     }
 
-    /**
-     * Construct the Vector object.
-     * 
-     * @param world
-     * @param face
-     */
     public WorldVectorFace(LocalWorld world, VectorFace face) {
         super(world);
         this.face = face;
@@ -95,7 +56,7 @@ public class WorldVectorFace extends WorldVector {
     /**
      * Get the face.
      *
-     * @return
+     * @return the face
      */
     public VectorFace getFace() {
         return face;
@@ -104,7 +65,7 @@ public class WorldVectorFace extends WorldVector {
     /**
      * Get the WorldVector adjacent to this WorldVectorFace.
      *
-     * @return
+     * @return the face vector
      */
     public WorldVector getFaceVector() {
         return new WorldVector(getWorld(),
@@ -120,7 +81,7 @@ public class WorldVectorFace extends WorldVector {
      * @param world the world in which the resulting vector should lie
      * @param vector the original vector
      * @param face the direction in which the face should lie
-     * @return
+     * @return a face
      */
     public static WorldVectorFace getWorldVectorFace(LocalWorld world, Vector vector, Vector face) {
         if (vector == null || face == null) return null;