Bump version to 2.16.1

Fixes Travis builds and slow builds - Maven pauses while trying to reach the repo and so Travis assumes that the build has failed.

.gitignore

@@ -1,53 +1,18 @@
-.DS_Store
-/BuildAll/nbproject/private/
-/EssentialsProtect/nbproject/private/
-/EssentialsChat/nbproject/private/
-/EssentialsGroupBridge/nbproject/private/
-/EssentialsGeoIP/nbproject/private/
-/EssentialsSpawn/nbproject/private/
-/EssentialsXMPP/nbproject/private/
-/BuildAll/build/
-/EssentialsGroupBridge/dist/
-/EssentialsGroupBridge/build/
-/EssentialsGeoIP/dist/
-/EssentialsGeoIP/build/
-/BuildAll/dist/
-/EssentialsChat/build/
-/EssentialsChat/dist/
-/EssentialsSpawn/build/
-/EssentialsSpawn/dist/
-/EssentialsXMPP/dist/
-/EssentialsXMPP/build/
-/EssentialsProtect/dist/
-/EssentialsProtect/build/
-/EssentialsPermissionsCommands/nbproject/private/
-/EssentialsPermissionsCommands/build/
-/EssentialsPermissionsCommands/dist/
-/Essentials/nbproject/private/
-/Essentials/dist/
-/Essentials/build/
-/YamlAnnotations/
-/EssentialsUpdate/nbproject/private/
-/EssentialsRelease/
-/EssentialsUpdate/dist/
-/EssentialsUpdate/build/
-/WebPush/apikey.php
-/WebPush/nbproject/private
-/EssentialsAntiBuild/nbproject/private/
-/EssentialsAntiBuild/dist/
-/EssentialsAntiBuild/build/
-/jars
-/out
-.idea/
-*.iml
-*.classpath
-*.project
-*.settings/
-target/
-dependency-reduced-pom.xml
-/Essentials/config.yml
-/Essentials/kits.yml
-/Essentials/userdata/testplayer1.yml
-/Essentials/usermap.csv
-/Essentials/userdata
-/EssentialsGroupManager/target/
+# IDE files
+*.classpath
+*.project
+*.settings/
+.idea/
+*.iml
+.DS_Store
+
+# Essentials files
+/Essentials/userdata
+/Essentials/config.yml
+/Essentials/kits.yml
+/Essentials/userdata/testplayer1.yml
+/Essentials/usermap.csv
+
+# Build files
+target/
+jars/

.travis.yml

@@ -1,23 +1,10 @@
 language: java
 
-branches:
-  only:
-  - 2.x
-  - 1.13
-  
 cache:
   directories:
   - .buildtools
   - $HOME/.m2
 
 before_install:
-  - mkdir -p .buildtools
-  - cd .buildtools
-  - wget -O BuildTools.jar https://hub.spigotmc.org/jenkins/job/BuildTools/lastSuccessfulBuild/artifact/target/BuildTools.jar
-  - rm -r work/
-  - java -jar BuildTools.jar --rev 1.8
-  - java -jar BuildTools.jar --rev 1.8.3
-  - java -jar BuildTools.jar --rev 1.9
-  - java -jar BuildTools.jar --rev 1.9.4
-  - java -jar BuildTools.jar --rev 1.13.1
-  - cd ..
+  - chmod +x scripts/buildtools.sh
+  - scripts/buildtools.sh

Essentials/pom.xml

@@ -6,25 +6,18 @@
     <parent>
         <groupId>net.ess3</groupId>
         <artifactId>EssentialsXParent</artifactId>
-        <version>2.16.0</version>
+        <version>2.16.1</version>
     </parent>
 
     <artifactId>EssentialsX</artifactId>
 
-    <licenses>
-        <license>
-            <name>GPLv3</name>
-            <url>http://www.gnu.org/copyleft/gpl.html</url>
-        </license>
-    </licenses>
-
     <build>
         <finalName>EssentialsX-${full.version}</finalName>
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.7.0</version>
+                <version>3.8.0</version>
                 <configuration>
                     <showDeprecation>false</showDeprecation>
                 </configuration>
@@ -32,7 +25,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.1.0</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -41,6 +34,15 @@
                         </goals>
                     </execution>
                 </executions>
+                <configuration>
+                    <createDependencyReducedPom>false</createDependencyReducedPom>
+                    <relocations>
+                        <relocation>
+                            <pattern>io.papermc.lib</pattern>
+                            <shadedPattern>com.earth2me.essentials.paperlib</shadedPattern>
+                        </relocation>
+                    </relocations>
+                </configuration>
             </plugin>
         </plugins>
     </build>
@@ -48,26 +50,32 @@
     <dependencies>
         <dependency>
             <groupId>net.milkbowl.vault</groupId>
-            <artifactId>Vault</artifactId>
-            <version>1.5.6</version>
+            <artifactId>VaultAPI</artifactId>
+            <version>1.7</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>io.papermc</groupId>
+            <artifactId>paperlib</artifactId>
+            <version>1.0.2</version>
+            <scope>compile</scope>
+        </dependency>
         <dependency>
             <groupId>net.ess3</groupId>
             <artifactId>NMSProvider</artifactId>
-            <version>2.16.0</version>
+            <version>2.16.1</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>net.ess3</groupId>
             <artifactId>UpdatedMetaProvider</artifactId>
-            <version>2.16.0</version>
+            <version>2.16.1</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>net.ess3</groupId>
             <artifactId>1_8_R1Provider</artifactId>
-            <version>2.16.0</version>
+            <version>2.16.1</version>
             <scope>compile</scope>
             <exclusions>
                 <exclusion>
@@ -79,7 +87,7 @@
         <dependency>
             <groupId>net.ess3</groupId>
             <artifactId>1_8_R2Provider</artifactId>
-            <version>2.16.0</version>
+            <version>2.16.1</version>
             <scope>compile</scope>
             <exclusions>
                 <exclusion>
@@ -91,32 +99,20 @@
         <dependency>
             <groupId>net.ess3</groupId>
             <artifactId>LegacyProvider</artifactId>
-            <version>2.16.0</version>
+            <version>2.16.1</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>net.ess3</groupId>
             <artifactId>ReflectionProvider</artifactId>
-            <version>2.16.0</version>
+            <version>2.16.1</version>
             <scope>compile</scope>
-            <exclusions>
-                <exclusion>
-                    <groupId>org.bukkit</groupId>
-                    <artifactId>craftbukkit</artifactId>
-                </exclusion>
-            </exclusions>
         </dependency>
         <dependency>
             <groupId>net.ess3</groupId>
             <artifactId>FlattenedProvider</artifactId>
-            <version>2.16.0</version>
+            <version>2.16.1</version>
             <scope>compile</scope>
         </dependency>
     </dependencies>
-    <repositories>
-        <repository>
-            <id>vault-repo</id>
-            <url>http://nexus.hc.to/content/repositories/pub_releases</url>
-        </repository>
-    </repositories>
 </project>

Essentials/src/com/earth2me/essentials/Enchantments.java

@@ -1,7 +1,5 @@
 package com.earth2me.essentials;
 
-import com.earth2me.essentials.utils.NumberUtil;
-
 import org.bukkit.NamespacedKey;
 import org.bukkit.enchantments.Enchantment;
 
@@ -15,6 +13,7 @@ import java.util.Set;
 public class Enchantments {
     private static final Map<String, Enchantment> ENCHANTMENTS = new HashMap<String, Enchantment>();
     private static final Map<String, Enchantment> ALIASENCHANTMENTS = new HashMap<String, Enchantment>();
+    private static boolean isFlat;
 
     static {
         ENCHANTMENTS.put("alldamage", Enchantment.DAMAGE_ALL);
@@ -231,10 +230,23 @@ public class Enchantments {
                 ALIASENCHANTMENTS.put("channel", channelling);
             }
         } catch (IllegalArgumentException ignored) {}
+
+        try {
+            Class<?> namespacedKeyClass = Class.forName("org.bukkit.NamespacedKey");
+            Class<?> enchantmentClass = Class.forName("org.bukkit.enchantments.Enchantment");
+            enchantmentClass.getDeclaredMethod("getByKey", namespacedKeyClass);
+            isFlat = true;
+        } catch (ClassNotFoundException | NoSuchMethodException e) {
+            isFlat = false;
+        }
     }
 
     public static Enchantment getByName(String name) {
-        Enchantment enchantment = Enchantment.getByKey(NamespacedKey.minecraft(name.toLowerCase()));
+        Enchantment enchantment = null;
+        if (isFlat) { // 1.13+ only
+            enchantment = Enchantment.getByKey(NamespacedKey.minecraft(name.toLowerCase()));
+        }
+
         if (enchantment == null) {
             enchantment = Enchantment.getByName(name.toUpperCase());
         }

Essentials/src/com/earth2me/essentials/Essentials.java

@@ -196,27 +196,34 @@ public class Essentials extends JavaPlugin implements net.ess3.api.IEssentials {
                 final EssentialsUpgrade upgrade = new EssentialsUpgrade(this);
                 upgrade.beforeSettings();
                 execTimer.mark("Upgrade");
+
                 confList = new ArrayList<>();
                 settings = new Settings(this);
                 confList.add(settings);
                 execTimer.mark("Settings");
+
                 userMap = new UserMap(this);
                 confList.add(userMap);
                 execTimer.mark("Init(Usermap)");
+
                 kits = new Kits(this);
                 confList.add(kits);
                 upgrade.convertKits();
                 execTimer.mark("Kits");
+
                 upgrade.afterSettings();
                 execTimer.mark("Upgrade2");
+
                 warps = new Warps(getServer(), this.getDataFolder());
                 confList.add(warps);
                 execTimer.mark("Init(Spawn/Warp)");
+
                 worth = new Worth(this.getDataFolder());
                 confList.add(worth);
                 itemDb = getItemDbFromConfig();
                 confList.add(itemDb);
                 execTimer.mark("Init(Worth/ItemDB)");
+
                 jails = new Jails(this);
                 confList.add(jails);
                 execTimer.mark("Init(Jails)");
@@ -241,6 +248,10 @@ public class Essentials extends JavaPlugin implements net.ess3.api.IEssentials {
                         ), "potion meta").getProvider();
                 execTimer.mark("Init(Providers)");
                 reload();
+
+                // The item spawn blacklist is loaded with all other settings, before the item
+                // DB, but it depends on the item DB, so we need to reload it again here:
+                ((Settings) settings)._lateLoadItemSpawnBlacklist();
             } catch (YAMLException exception) {
                 if (pm.getPlugin("EssentialsUpdate") != null) {
                     LOGGER.log(Level.SEVERE, tl("essentialsHelp2"));

Essentials/src/com/earth2me/essentials/EssentialsPlayerListener.java

@@ -7,6 +7,7 @@ import com.earth2me.essentials.textreader.TextPager;
 import com.earth2me.essentials.utils.DateUtil;
 import com.earth2me.essentials.utils.LocationUtil;
 import com.earth2me.essentials.utils.MaterialUtil;
+import io.papermc.lib.PaperLib;
 import net.ess3.api.IEssentials;
 
 import org.bukkit.BanEntry;
@@ -14,6 +15,7 @@ import org.bukkit.BanList;
 import org.bukkit.GameMode;
 import org.bukkit.Location;
 import org.bukkit.Material;
+import org.bukkit.World;
 import org.bukkit.command.PluginCommand;
 import org.bukkit.entity.HumanEntity;
 import org.bukkit.entity.Player;
@@ -601,7 +603,7 @@ public class EssentialsPlayerListener implements Listener {
             case RIGHT_CLICK_BLOCK:
                 if (!event.isCancelled() && MaterialUtil.isBed(event.getClickedBlock().getType()) && ess.getSettings().getUpdateBedAtDaytime()) {
                     User player = ess.getUser(event.getPlayer());
-                    if (player.isAuthorized("essentials.sethome.bed")) {
+                    if (player.isAuthorized("essentials.sethome.bed") && player.getWorld().getEnvironment().equals(World.Environment.NORMAL)) {
                         player.getBase().setBedSpawnLocation(event.getClickedBlock().getLocation());
                         player.sendMessage(tl("bedSet", player.getLocation().getWorld().getName(), player.getLocation().getBlockX(), player.getLocation().getBlockY(), player.getLocation().getBlockZ()));
                     }
@@ -641,7 +643,7 @@ public class EssentialsPlayerListener implements Listener {
                     while (LocationUtil.isBlockDamaging(loc.getWorld(), loc.getBlockX(), loc.getBlockY() - 1, loc.getBlockZ())) {
                         loc.setY(loc.getY() + 1d);
                     }
-                    user.getBase().teleport(loc, TeleportCause.PLUGIN);
+                    PaperLib.teleportAsync(user.getBase(), loc, TeleportCause.PLUGIN);
                 }
             }
             ess.scheduleSyncDelayedTask(new DelayedClickJumpTask());
@@ -727,6 +729,7 @@ public class EssentialsPlayerListener implements Listener {
         } else if (clickedInventory != null && clickedInventory.getType() == InventoryType.PLAYER) {
             if (ess.getSettings().isDirectHatAllowed() && event.getClick() == ClickType.LEFT && event.getSlot() == 39
                 && event.getCursor().getType() != Material.AIR && event.getCursor().getType().getMaxDurability() == 0
+                && !MaterialUtil.isSkull(event.getCursor().getType())
                 && ess.getUser(event.getWhoClicked()).isAuthorized("essentials.hat")) {
                 event.setCancelled(true);
                 final PlayerInventory inv = (PlayerInventory) clickedInventory;

Essentials/src/com/earth2me/essentials/EssentialsServerListener.java

@@ -10,12 +10,17 @@ import org.bukkit.event.server.ServerListPingEvent;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
+import java.util.Arrays;
 import java.util.Iterator;
 import java.util.List;
 import java.util.logging.Level;
 
 
 public class EssentialsServerListener implements Listener {
+    private static List<String> ignoredSLPECallers = Arrays.asList(
+        ".LegacyPingHandler.channelRead(" // CB responding to pings from pre-Netty clients
+    );
+
     private final transient IEssentials ess;
     private boolean unsupportedLogged = false;
     private boolean npeWarned = false;
@@ -31,13 +36,13 @@ public class EssentialsServerListener implements Listener {
             setSampleText = ReflUtil.getMethodCached(ServerListPingEvent.class, "setSampleText", List.class);
             getSampleText = ReflUtil.getMethodCached(ServerListPingEvent.class, "getSampleText");
             if (setSampleText != null && getSampleText != null) {
-                ess.getLogger().info("Using Paper 1.12+ ServerListPingEvent methods");
+                ess.getLogger().info("ServerListPingEvent: Paper 1.12.2 setSampleText API");
                 isPaperSample = true;
                 return;
             }
         }
 
-        ess.getLogger().info("Using Spigot 1.7.10+ ServerListPingEvent iterator");
+        ess.getLogger().info("ServerListPingEvent: Spigot iterator API");
         isPaperSample = false;
     }
 
@@ -46,22 +51,16 @@ public class EssentialsServerListener implements Listener {
         if (isPaperSample) {
             try {
                 List<String> playerNames = (List<String>) getSampleText.invoke(event, null);
-                Iterator<String> iterator = playerNames.iterator();
-                while (iterator.hasNext()) {
-                    String player = iterator.next();
-                    if (ess.getUser(player).isVanished()) {
-                        iterator.remove();
-                    }
-                }
+                playerNames.removeIf(player -> ess.getUser(player).isVanished());
                 setSampleText.invoke(event, playerNames);
             } catch (IllegalAccessException | InvocationTargetException | ClassCastException e) {
-                if (!unsupportedLogged) {
+                if (!unsupportedLogged && shouldWarnSLPECaller(e)) {
                     ess.getLogger().log(Level.WARNING, "Unable to hide players from server list ping "
-                            + "using Paper 1.12+ method!", e);
+                            + "using Paper 1.12 method!", e);
                     unsupportedLogged = true;
                 }
             } catch (NullPointerException e) {
-                if (!npeWarned) {
+                if (!npeWarned && shouldWarnSLPECaller(e)) {
                     npeWarned = true;
                     Exception ex = new Exception("A plugin has fired a ServerListPingEvent "
                             + "without implementing Paper's methods. Point the author to https://git.io/v7Xzl.");
@@ -79,12 +78,38 @@ public class EssentialsServerListener implements Listener {
                     }
                 }
             } catch (UnsupportedOperationException e) {
-                if (!unsupportedLogged) {
-                    ess.getLogger().warning("Current server implementation does not support "
-                            + "hiding players from server list ping. Update or contact the maintainers.");
+                if (!unsupportedLogged && shouldWarnSLPECaller(e)) {
+                    ess.getLogger().log(Level.WARNING, "Could not hide vanished players while handling " + event.getClass().getName(), e);
                     unsupportedLogged = true;
                 }
             }
         }
     }
+
+    /**
+     * Should we warn about this SLPE caller, or should we silently ignore it?
+     * This checks against the ignoredSLPECallers strings, and if it matches one of those, we
+     * return false.
+     *
+     * @param throwable A throwable caught by a catch block
+     * @return Whether or not to send a warning about this particular caller
+     */
+    private boolean shouldWarnSLPECaller(Throwable throwable) {
+        final int maxStackDepth = 20; // Limit the depth when searching through the stack trace
+        int depth = 0;
+        for (StackTraceElement element : throwable.getStackTrace()) {
+            depth++;
+            if (depth > maxStackDepth) {
+                break;
+            }
+
+            for (String ignoredString : ignoredSLPECallers) {
+                if (element.toString().contains(ignoredString)) {
+                    return false; // We know about this error and should ignore it, so don't warn
+                }
+            }
+        }
+
+        return true; // We don't know for certain that we can ignore this, so warn just to be safe
+    }
 }

Essentials/src/com/earth2me/essentials/I18n.java

@@ -93,7 +93,7 @@ public class I18n implements net.ess3.api.II18n {
             }
             messageFormatCache.put(format, messageFormat);
         }
-        return messageFormat.format(objects);
+        return messageFormat.format(objects).replace(' ', ' '); // replace nbsp with a space
     }
 
     public void updateLocale(final String loc) {

Essentials/src/com/earth2me/essentials/MobData.java

@@ -1,6 +1,7 @@
 package com.earth2me.essentials;
 
 import com.earth2me.essentials.craftbukkit.InventoryWorkaround;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.earth2me.essentials.utils.StringUtil;
 import org.bukkit.DyeColor;
 import org.bukkit.Material;
@@ -53,9 +54,9 @@ public enum MobData {
     BAY_HORSE("bay", EntityType.HORSE, Horse.Color.BROWN, true),
     BROWN_HORSE("brown", EntityType.HORSE, Horse.Color.BROWN, false),
     SADDLE_HORSE("saddle", EntityType.HORSE, Data.HORSESADDLE, true),
-    GOLD_ARMOR_HORSE("goldarmor", EntityType.HORSE, Material.GOLDEN_HORSE_ARMOR, true),
-    DIAMOND_ARMOR_HORSE("diamondarmor", EntityType.HORSE, Material.DIAMOND_HORSE_ARMOR, true),
-    ARMOR_HORSE("armor", EntityType.HORSE, Material.IRON_HORSE_ARMOR, true),
+    GOLD_ARMOR_HORSE("goldarmor", EntityType.HORSE, EnumUtil.getMaterial("GOLDEN_HORSE_ARMOR", "GOLD_BARDING"), true),
+    DIAMOND_ARMOR_HORSE("diamondarmor", EntityType.HORSE, EnumUtil.getMaterial("DIAMOND_HORSE_ARMOR", "DIAMOND_BARDING"), true),
+    ARMOR_HORSE("armor", EntityType.HORSE, EnumUtil.getMaterial("IRON_HORSE_ARMOR", "IRON_BARDING"), true),
     SIAMESE_CAT("siamese", EntityType.OCELOT, Ocelot.Type.SIAMESE_CAT, true),
     WHITE_CAT("white", EntityType.OCELOT, Ocelot.Type.SIAMESE_CAT, false),
     RED_CAT("red", EntityType.OCELOT, Ocelot.Type.RED_CAT, true),
@@ -66,12 +67,12 @@ public enum MobData {
     BABY_ZOMBIE("baby", EntityType.ZOMBIE.getEntityClass(), Data.BABYZOMBIE, true),
     ADULT_ZOMBIE("adult", EntityType.ZOMBIE.getEntityClass(), Data.ADULTZOMBIE, true),
     DIAMOND_SWORD_ZOMBIE("diamondsword", EntityType.ZOMBIE.getEntityClass(), Material.DIAMOND_SWORD, true),
-    GOLD_SWORD_ZOMBIE("goldsword", EntityType.ZOMBIE.getEntityClass(), Material.GOLDEN_SWORD, true),
+    GOLD_SWORD_ZOMBIE("goldsword", EntityType.ZOMBIE.getEntityClass(), EnumUtil.getMaterial("GOLDEN_SWORD", "GOLD_SWORD"), true),
     IRON_SWORD_ZOMBIE("ironsword", EntityType.ZOMBIE.getEntityClass(), Material.IRON_SWORD, true),
     STONE_SWORD_ZOMBIE("stonesword", EntityType.ZOMBIE.getEntityClass(), Material.STONE_SWORD, false),
     SWORD_ZOMBIE("sword", EntityType.ZOMBIE.getEntityClass(), Material.STONE_SWORD, true),
     DIAMOND_SWORD_SKELETON("diamondsword", EntityType.SKELETON, Material.DIAMOND_SWORD, true),
-    GOLD_SWORD_SKELETON("goldsword", EntityType.SKELETON, Material.GOLDEN_SWORD, true),
+    GOLD_SWORD_SKELETON("goldsword", EntityType.SKELETON, EnumUtil.getMaterial("GOLDEN_SWORD", "GOLD_SWORD"), true),
     IRON_SWORD_SKELETON("ironsword", EntityType.SKELETON, Material.IRON_SWORD, true),
     STONE_SWORD_SKELETON("stonesword", EntityType.SKELETON, Material.STONE_SWORD, false),
     SWORD_SKELETON("sword", EntityType.SKELETON, Material.STONE_SWORD, true),

Essentials/src/com/earth2me/essentials/OfflinePlayer.java

@@ -787,6 +787,21 @@ public class OfflinePlayer implements Player {
     public void setBedSpawnLocation(Location lctn, boolean force) {
     }
 
+    @Override
+    public boolean sleep(Location location, boolean force) {
+        return false;
+    }
+
+    @Override
+    public void wakeup(boolean setSpawnLocation) {
+
+    }
+
+    @Override
+    public Location getBedLocation() {
+        return null;
+    }
+
     @Override
     public void playEffect(EntityEffect ee) {
     }

Essentials/src/com/earth2me/essentials/Settings.java

@@ -1,10 +1,12 @@
 package com.earth2me.essentials;
 
+import com.earth2me.essentials.api.IItemDb;
 import com.earth2me.essentials.commands.IEssentialsCommand;
 import com.earth2me.essentials.signs.EssentialsSign;
 import com.earth2me.essentials.signs.Signs;
 import com.earth2me.essentials.textreader.IText;
 import com.earth2me.essentials.textreader.SimpleTextInput;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.earth2me.essentials.utils.FormatUtil;
 import com.earth2me.essentials.utils.NumberUtil;
 
@@ -36,7 +38,6 @@ public class Settings implements net.ess3.api.ISettings {
     private final transient EssentialsConf config;
     private static final Logger logger = Logger.getLogger("Essentials");
     private final transient IEssentials ess;
-    private boolean metricsEnabled = true;
 
     public Settings(IEssentials ess) {
         this.ess = ess;
@@ -542,7 +543,11 @@ public class Settings implements net.ess3.api.ISettings {
         allowOldIdSigns = _allowOldIdSigns();
     }
 
-    private List<Material> itemSpawnBl = new ArrayList<Material>();
+    void _lateLoadItemSpawnBlacklist() {
+        itemSpawnBl = _getItemSpawnBlacklist();
+    }
+
+    private List<Material> itemSpawnBl = new ArrayList<>();
 
     @Override
     public List<Material> itemSpawnBlacklist() {
@@ -551,7 +556,8 @@ public class Settings implements net.ess3.api.ISettings {
 
     private List<Material> _getItemSpawnBlacklist() {
         final List<Material> epItemSpwn = new ArrayList<>();
-        if (ess.getItemDb() == null) {
+        final IItemDb itemDb = ess.getItemDb();
+        if (itemDb == null || !itemDb.isReady()) {
             logger.log(Level.FINE, "Skipping item spawn blacklist read; item DB not yet loaded.");
             return epItemSpwn;
         }
@@ -561,7 +567,7 @@ public class Settings implements net.ess3.api.ISettings {
                 continue;
             }
             try {
-                final ItemStack iStack = ess.getItemDb().get(itemName);
+                final ItemStack iStack = itemDb.get(itemName);
                 epItemSpwn.add(iStack.getType());
             } catch (Exception ex) {
                 logger.log(Level.SEVERE, tl("unknownItemInList", itemName, "item-spawn-blacklist"), ex);
@@ -686,12 +692,20 @@ public class Settings implements net.ess3.api.ISettings {
             if (itemName.isEmpty()) {
                 continue;
             }
-            ItemStack itemStack;
-            try {
-                itemStack = ess.getItemDb().get(itemName);
-                list.add(itemStack.getType());
-            } catch (Exception ex) {
+
+            Material mat = EnumUtil.getMaterial(itemName.toUpperCase());
+            
+            if (mat == null) {
+                try {
+                    ItemStack itemStack = ess.getItemDb().get(itemName);
+                    mat = itemStack.getType();
+                } catch (Exception ignored) {}
+            }
+
+            if (mat == null) {
                 logger.log(Level.SEVERE, tl("unknownItemInList", itemName, configName));
+            } else {
+                list.add(mat);
             }
         }
         return list;

Essentials/src/com/earth2me/essentials/SpawnMob.java

@@ -2,6 +2,7 @@ package com.earth2me.essentials;
 
 import com.earth2me.essentials.Mob.MobException;
 import com.earth2me.essentials.craftbukkit.InventoryWorkaround;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.earth2me.essentials.utils.LocationUtil;
 import com.earth2me.essentials.utils.StringUtil;
 import net.ess3.api.IEssentials;
@@ -19,6 +20,13 @@ import static com.earth2me.essentials.I18n.tl;
 
 
 public class SpawnMob {
+
+    private static final Material GOLDEN_HELMET = EnumUtil.getMaterial("GOLDEN_HELMET", "GOLD_HELMET");
+    private static final Material GOLDEN_CHESTPLATE = EnumUtil.getMaterial("GOLDEN_CHESTPLATE", "GOLD_CHESTPLATE");
+    private static final Material GOLDEN_LEGGINGS = EnumUtil.getMaterial("GOLDEN_LEGGINGS", "GOLD_LEGGINGS");
+    private static final Material GOLDEN_BOOTS = EnumUtil.getMaterial("GOLDEN_BOOTS", "GOLD_BOOTS");
+    private static final Material GOLDEN_SWORD = EnumUtil.getMaterial("GOLDEN_SWORD", "GOLD_SWORD");
+
     public static String mobList(final User user) {
         final Set<String> mobList = Mob.getMobList();
         final Set<String> availableList = new HashSet<String>();
@@ -191,10 +199,10 @@ public class SpawnMob {
                     invent.setChestplate(new ItemStack(Material.DIAMOND_CHESTPLATE, 1));
                     invent.setHelmet(new ItemStack(Material.DIAMOND_HELMET, 1));
                 } else if (inputData.contains("gold")) {
-                    invent.setBoots(new ItemStack(Material.GOLDEN_BOOTS, 1));
-                    invent.setLeggings(new ItemStack(Material.GOLDEN_LEGGINGS, 1));
-                    invent.setChestplate(new ItemStack(Material.GOLDEN_CHESTPLATE, 1));
-                    invent.setHelmet(new ItemStack(Material.GOLDEN_HELMET, 1));
+                    invent.setBoots(new ItemStack(GOLDEN_BOOTS, 1));
+                    invent.setLeggings(new ItemStack(GOLDEN_LEGGINGS, 1));
+                    invent.setChestplate(new ItemStack(GOLDEN_CHESTPLATE, 1));
+                    invent.setHelmet(new ItemStack(GOLDEN_HELMET, 1));
                 } else if (inputData.contains("leather")) {
                     invent.setBoots(new ItemStack(Material.LEATHER_BOOTS, 1));
                     invent.setLeggings(new ItemStack(Material.LEATHER_LEGGINGS, 1));
@@ -228,7 +236,7 @@ public class SpawnMob {
             InventoryWorkaround.setItemInMainHand(invent, new ItemStack(Material.BOW, 1));
             InventoryWorkaround.setItemInMainHandDropChance(invent, 0.1f);
 
-            invent.setBoots(new ItemStack(Material.GOLDEN_BOOTS, 1));
+            invent.setBoots(new ItemStack(GOLDEN_BOOTS, 1));
             invent.setBootsDropChance(0.0f);
         }
 
@@ -237,10 +245,10 @@ public class SpawnMob {
             setVillager(zombie, false);
 
             final EntityEquipment invent = zombie.getEquipment();
-            InventoryWorkaround.setItemInMainHand(invent, new ItemStack(Material.GOLDEN_SWORD, 1));
+            InventoryWorkaround.setItemInMainHand(invent, new ItemStack(GOLDEN_SWORD, 1));
             InventoryWorkaround.setItemInMainHandDropChance(invent, 0.1f);
 
-            invent.setBoots(new ItemStack(Material.GOLDEN_BOOTS, 1));
+            invent.setBoots(new ItemStack(GOLDEN_BOOTS, 1));
             invent.setBootsDropChance(0.0f);
         }
 
@@ -249,7 +257,7 @@ public class SpawnMob {
             setVillager(zombie, false);
 
             final EntityEquipment invent = zombie.getEquipment();
-            invent.setBoots(new ItemStack(Material.GOLDEN_BOOTS, 1));
+            invent.setBoots(new ItemStack(GOLDEN_BOOTS, 1));
             invent.setBootsDropChance(0.0f);
         }
 

Essentials/src/com/earth2me/essentials/Teleport.java

@@ -2,7 +2,9 @@ package com.earth2me.essentials;
 
 import com.earth2me.essentials.utils.DateUtil;
 import com.earth2me.essentials.utils.LocationUtil;
+import io.papermc.lib.PaperLib;
 import net.ess3.api.IEssentials;
+import net.ess3.api.ITeleport;
 import net.ess3.api.IUser;
 import net.ess3.api.events.UserWarpEvent;
 import org.bukkit.Bukkit;
@@ -18,7 +20,7 @@ import java.util.GregorianCalendar;
 import static com.earth2me.essentials.I18n.tl;
 
 
-public class Teleport implements net.ess3.api.ITeleport {
+public class Teleport implements ITeleport {
     private final IUser teleportOwner;
     private final IEssentials ess;
     private TimedTeleport timedTeleport;
@@ -49,7 +51,7 @@ public class Teleport implements net.ess3.api.ITeleport {
             final long earliestLong = earliestTime.getTimeInMillis();
 
             // When was the last teleportPlayer used?
-            final Long lastTime = teleportOwner.getLastTeleportTimestamp();
+            final long lastTime = teleportOwner.getLastTeleportTimestamp();
 
             if (lastTime > time.getTimeInMillis()) {
                 // This is to make sure time didn't get messed up on last teleportPlayer use.
@@ -124,21 +126,21 @@ public class Teleport implements net.ess3.api.ITeleport {
         if (LocationUtil.isBlockUnsafeForUser(teleportee, loc.getWorld(), loc.getBlockX(), loc.getBlockY(), loc.getBlockZ())) {
             if (ess.getSettings().isTeleportSafetyEnabled()) {
                 if (ess.getSettings().isForceDisableTeleportSafety()) {
-                    teleportee.getBase().teleport(loc, cause);
+                    PaperLib.teleportAsync(teleportee.getBase(), loc, cause);
                 } else {
-                    teleportee.getBase().teleport(LocationUtil.getSafeDestination(ess, teleportee, loc), cause);
+                    PaperLib.teleportAsync(teleportee.getBase(), LocationUtil.getSafeDestination(ess, teleportee, loc), cause);
                 }
             } else {
                 throw new Exception(tl("unsafeTeleportDestination", loc.getWorld().getName(), loc.getBlockX(), loc.getBlockY(), loc.getBlockZ()));
             }
         } else {
             if (ess.getSettings().isForceDisableTeleportSafety()) {
-                teleportee.getBase().teleport(loc, cause);
+                PaperLib.teleportAsync(teleportee.getBase(), loc, cause);
             } else {
                 if (ess.getSettings().isTeleportToCenterLocation()) {
                     loc = LocationUtil.getRoundedDestination(loc);
                 }
-                teleportee.getBase().teleport(loc, cause);
+                PaperLib.teleportAsync(teleportee.getBase(), loc, cause);
             }
         }
     }
@@ -231,7 +233,7 @@ public class Teleport implements net.ess3.api.ITeleport {
         initTimer((long) (delay * 1000.0), teleportOwner, null, chargeFor, cause, true);
     }
 
-    protected void respawnNow(IUser teleportee, TeleportCause cause) throws Exception {
+    void respawnNow(IUser teleportee, TeleportCause cause) throws Exception {
         final Player player = teleportee.getBase();
         Location bed = player.getBedSpawnLocation();
         if (bed != null) {

Essentials/src/com/earth2me/essentials/TimedTeleport.java

@@ -16,9 +16,9 @@ public class TimedTeleport implements Runnable {
     private final IEssentials ess;
     private final Teleport teleport;
     private final UUID timer_teleportee;
-    private int timer_task = -1;
-    private final long timer_started;    // time this task was initiated
-    private final long timer_delay;        // how long to delay the teleportPlayer
+    private int timer_task;
+    private final long timer_started; // time this task was initiated
+    private final long timer_delay; // how long to delay the teleportPlayer
     private double timer_health;
     // note that I initially stored a clone of the location for reference, but...
     // when comparing locations, I got incorrect mismatches (rounding errors, looked like)
@@ -32,8 +32,7 @@ public class TimedTeleport implements Runnable {
     private final Trade timer_chargeFor;
     private final TeleportCause timer_cause;
 
-    public TimedTeleport(IUser user, IEssentials ess, Teleport teleport, long delay, IUser teleportUser, ITarget target, Trade chargeFor, TeleportCause cause, boolean respawn) {
-
+    TimedTeleport(IUser user, IEssentials ess, Teleport teleport, long delay, IUser teleportUser, ITarget target, Trade chargeFor, TeleportCause cause, boolean respawn) {
         this.teleportOwner = user;
         this.ess = ess;
         this.teleport = teleport;
@@ -111,8 +110,7 @@ public class TimedTeleport implements Runnable {
                             if (timer_chargeFor != null) {
                                 timer_chargeFor.charge(teleportOwner);
                             }
-                        } catch (Exception ex) {
-                        }
+                        } catch (Exception ignored) {}
 
                     } catch (Exception ex) {
                         ess.showError(teleportOwner.getSource(), ex, "\\ teleport");
@@ -124,7 +122,7 @@ public class TimedTeleport implements Runnable {
     }
 
     //If we need to cancelTimer a pending teleportPlayer call this method
-    public void cancelTimer(boolean notifyUser) {
+    void cancelTimer(boolean notifyUser) {
         if (timer_task == -1) {
             return;
         }

Essentials/src/com/earth2me/essentials/User.java

@@ -8,6 +8,7 @@ import com.earth2me.essentials.register.payment.Methods;
 import com.earth2me.essentials.utils.DateUtil;
 import com.earth2me.essentials.utils.FormatUtil;
 import com.earth2me.essentials.utils.NumberUtil;
+import com.earth2me.essentials.utils.VersionUtil;
 import net.ess3.api.IEssentials;
 import net.ess3.api.MaxMoneyException;
 import net.ess3.api.events.AfkStatusChangeEvent;
@@ -27,12 +28,7 @@ import org.bukkit.potion.PotionEffect;
 import org.bukkit.potion.PotionEffectType;
 
 import java.math.BigDecimal;
-import java.util.Calendar;
-import java.util.GregorianCalendar;
-import java.util.List;
-import java.util.Map;
-import java.util.UUID;
-import java.util.WeakHashMap;
+import java.util.*;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
@@ -224,7 +220,18 @@ public class User extends UserData implements Comparable<User>, IMessageRecipien
 
     @Override
     public Boolean canSpawnItem(final Material material) {
-        return !ess.getSettings().itemSpawnBlacklist().contains(material);
+        if (ess.getSettings().permissionBasedItemSpawn()) {
+            final String name = material.toString().toLowerCase(Locale.ENGLISH).replace("_", "");
+
+            if (isAuthorized("essentials.itemspawn.item-all") || isAuthorized("essentials.itemspawn.item-" + name)) return true;
+
+            if (VersionUtil.getServerBukkitVersion().isLowerThan(VersionUtil.v1_13_0_R01)) {
+                final int id = material.getId();
+                if (isAuthorized("essentials.itemspawn.item-" + id)) return true;
+            }
+        }
+
+        return isAuthorized("essentials.itemspawn.exempt") || !ess.getSettings().itemSpawnBlacklist().contains(material);
     }
 
     @Override
@@ -872,7 +879,7 @@ public class User extends UserData implements Comparable<User>, IMessageRecipien
      * Returns the {@link ItemStack} in the main hand or off-hand. If the main hand is empty then the offhand item is returned - also nullable.
      */
     public ItemStack getItemInHand() {
-        if (ReflUtil.getNmsVersionObject().isLowerThan(ReflUtil.V1_9_R1)) {
+        if (VersionUtil.getServerBukkitVersion().isLowerThan(VersionUtil.v1_9_R01)) {
             return getBase().getInventory().getItemInHand();
         } else {
             PlayerInventory inventory = getBase().getInventory();

Essentials/src/com/earth2me/essentials/api/Economy.java

@@ -8,6 +8,7 @@ import com.earth2me.essentials.utils.StringUtil;
 import com.google.common.base.Charsets;
 import net.ess3.api.IEssentials;
 import net.ess3.api.MaxMoneyException;
+import org.bukkit.entity.Player;
 
 import java.io.File;
 import java.math.BigDecimal;
@@ -18,7 +19,7 @@ import java.util.logging.Logger;
 
 
 /**
- * Instead of using this api directly, we recommend to use the register plugin: http://bit.ly/RegisterMethod
+ * You should use Vault instead of directly using this class.
  */
 public class Economy {
     public Economy() {
@@ -64,7 +65,24 @@ public class Economy {
         if (name == null) {
             throw new RuntimeException("Economy username cannot be null");
         }
-        return ess.getUser(name);
+
+        User user = ess.getUser(name);
+        if (user == null) {
+            /*
+                Attempt lookup using UUID - this prevents balance resets when accessing economy
+                via Vault during player join.
+                See: https://github.com/EssentialsX/Essentials/issues/2400
+            */
+            Player player = ess.getServer().getPlayerExact(name);
+            if (player != null) {
+                user = ess.getUser(player.getUniqueId());
+                if (user != null) {
+                    logger.info(String.format("[Economy] Found player %s by UUID %s but not by their actual name - they may have changed their username", name, player.getUniqueId().toString()));
+                }
+            }
+        }
+
+        return user;
     }
 
     /**

Essentials/src/com/earth2me/essentials/api/IItemDb.java

@@ -153,4 +153,11 @@ public interface IItemDb {
     default Material getFromLegacy(final int id, final byte damage) {
         return MaterialUtil.convertFromLegacy(id, damage);
     }
+
+    /**
+     * Check whether the item database is loaded and ready for use.
+     *
+     * @return Whether items have finished loading
+     */
+    boolean isReady();
 }

Essentials/src/com/earth2me/essentials/commands/Commandbook.java

@@ -2,6 +2,7 @@ package com.earth2me.essentials.commands;
 
 import com.earth2me.essentials.User;
 import com.earth2me.essentials.craftbukkit.InventoryWorkaround;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.google.common.collect.Lists;
 import org.bukkit.Material;
 import org.bukkit.Server;
@@ -15,6 +16,9 @@ import static com.earth2me.essentials.I18n.tl;
 
 
 public class Commandbook extends EssentialsCommand {
+
+    private static final Material WRITABLE_BOOK = EnumUtil.getMaterial("WRITABLE_BOOK", "BOOK_AND_QUILL");
+
     public Commandbook() {
         super("book");
     }
@@ -44,7 +48,7 @@ public class Commandbook extends EssentialsCommand {
                 }
             } else {
                 if (isAuthor(bmeta, player) || user.isAuthorized("essentials.book.others")) {
-                    ItemStack newItem = new ItemStack(Material.WRITABLE_BOOK, item.getAmount());
+                    ItemStack newItem = new ItemStack(WRITABLE_BOOK, item.getAmount());
                     newItem.setItemMeta(bmeta);
                     InventoryWorkaround.setItemInMainHand(user.getBase(), newItem);
                     user.sendMessage(tl("editBookContents"));
@@ -52,7 +56,7 @@ public class Commandbook extends EssentialsCommand {
                     throw new Exception(tl("denyBookEdit"));
                 }
             }
-        } else if (item.getType() == Material.WRITABLE_BOOK) {
+        } else if (item.getType() == WRITABLE_BOOK) {
             BookMeta bmeta = (BookMeta) item.getItemMeta();
             if (!user.isAuthorized("essentials.book.author")) {
                 bmeta.setAuthor(player);

Essentials/src/com/earth2me/essentials/commands/Commandessentials.java

@@ -4,7 +4,6 @@ import com.earth2me.essentials.CommandSource;
 import com.earth2me.essentials.EssentialsUpgrade;
 import com.earth2me.essentials.User;
 import com.earth2me.essentials.UserMap;
-import com.earth2me.essentials.metrics.Metrics;
 import com.earth2me.essentials.utils.*;
 import com.google.common.base.Charsets;
 import com.google.common.collect.Lists;
@@ -17,13 +16,15 @@ import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.PluginDescriptionFile;
 import org.bukkit.plugin.PluginManager;
 
-import java.io.IOException;
 import java.util.*;
 
 import static com.earth2me.essentials.I18n.tl;
 
 // This command has 4 undocumented behaviours #EasterEgg
 public class Commandessentials extends EssentialsCommand {
+
+    private final Sound NOTE_HARP = EnumUtil.valueOf(Sound.class, "BLOCK_NOTE_HARP", "NOTE_PIANO");
+
     public Commandessentials() {
         super("essentials");
     }
@@ -154,15 +155,9 @@ public class Commandessentials extends EssentialsCommand {
                 if (note == null || note.isEmpty()) {
                     return;
                 }
-                Sound noteHarp;
-                try {
-                    noteHarp = Sound.valueOf("NOTE_PIANO"); // pre-1.9, referenced internally as note.harp
-                } catch (IllegalArgumentException e) {
-                    noteHarp = Sound.valueOf("BLOCK_NOTE_HARP"); // 1.9
-                }
 
                 for (Player onlinePlayer : ess.getOnlinePlayers()) {
-                    onlinePlayer.playSound(onlinePlayer.getLocation(), noteHarp, 1, noteMap.get(note));
+                    onlinePlayer.playSound(onlinePlayer.getLocation(), NOTE_HARP, 1, noteMap.get(note));
                 }
             }
         }, 20, 2);

Essentials/src/com/earth2me/essentials/commands/Commandfirework.java

@@ -2,6 +2,7 @@ package com.earth2me.essentials.commands;
 
 import com.earth2me.essentials.MetaItemStack;
 import com.earth2me.essentials.User;
+import com.earth2me.essentials.utils.MaterialUtil;
 import com.earth2me.essentials.utils.NumberUtil;
 import com.google.common.collect.Lists;
 import org.bukkit.DyeColor;
@@ -43,8 +44,8 @@ public class Commandfirework extends EssentialsCommand {
 
     @Override
     protected void run(final Server server, final User user, final String commandLabel, final String[] args) throws Exception {
-        final ItemStack stack = user.getBase().getInventory().getItemInMainHand();
-        if (stack.getType() == Material.FIREWORK_ROCKET || stack.getType() == Material.FIREWORK_STAR) {
+        final ItemStack stack = user.getItemInHand();
+        if (MaterialUtil.isFirework(stack.getType())) {
             if (args.length > 0) {
                 if (args[0].equalsIgnoreCase("clear")) {
                     FireworkMeta fmeta = (FireworkMeta) stack.getItemMeta();

Essentials/src/com/earth2me/essentials/commands/Commandgive.java

@@ -31,9 +31,9 @@ public class Commandgive extends EssentialsCommand {
         }
 
         ItemStack stack = ess.getItemDb().get(args[1]);
-
         final String itemname = stack.getType().toString().toLowerCase(Locale.ENGLISH).replace("_", "");
-        if (sender.isPlayer() && (ess.getSettings().permissionBasedItemSpawn() ? (!ess.getUser(sender.getPlayer()).isAuthorized("essentials.itemspawn.item-all") && !ess.getUser(sender.getPlayer()).isAuthorized("essentials.itemspawn.item-" + itemname)) : (!ess.getUser(sender.getPlayer()).isAuthorized("essentials.itemspawn.exempt") && !ess.getUser(sender.getPlayer()).canSpawnItem(stack.getType())))) {
+
+        if (sender.isPlayer() && !ess.getUser(sender.getPlayer()).canSpawnItem(stack.getType())) {
             throw new Exception(tl("cantSpawnItem", itemname));
         }
 

Essentials/src/com/earth2me/essentials/commands/Commandhat.java

@@ -33,8 +33,8 @@ public class Commandhat extends EssentialsCommand {
                 user.sendMessage(tl("hatRemoved"));
             }
         } else {
-            if (user.getBase().getInventory().getItemInMainHand().getType() != Material.AIR) {
-                final ItemStack hand = user.getBase().getInventory().getItemInMainHand();
+            final ItemStack hand = user.getItemInHand();
+            if (hand != null && hand.getType() != Material.AIR) {
                 if (hand.getType().getMaxDurability() == 0) {
                     final PlayerInventory inv = user.getBase().getInventory();
                     final ItemStack head = inv.getHelmet();

Essentials/src/com/earth2me/essentials/commands/Commanditem.java

@@ -29,9 +29,10 @@ public class Commanditem extends EssentialsCommand {
         ItemStack stack = ess.getItemDb().get(args[0]);
 
         final String itemname = stack.getType().toString().toLowerCase(Locale.ENGLISH).replace("_", "");
-        if (ess.getSettings().permissionBasedItemSpawn() ? (!user.isAuthorized("essentials.itemspawn.item-all") && !user.isAuthorized("essentials.itemspawn.item-" + itemname)) : (!user.isAuthorized("essentials.itemspawn.exempt") && !user.canSpawnItem(stack.getType()))) {
+        if (!user.canSpawnItem(stack.getType())) {
             throw new Exception(tl("cantSpawnItem", itemname));
         }
+
         try {
             if (args.length > 1 && Integer.parseInt(args[1]) > 0) {
                 stack.setAmount(Integer.parseInt(args[1]));

Essentials/src/com/earth2me/essentials/commands/Commanditemdb.java

@@ -1,6 +1,7 @@
 package com.earth2me.essentials.commands;
 
 import com.earth2me.essentials.CommandSource;
+import com.earth2me.essentials.utils.VersionUtil;
 import org.bukkit.Material;
 import org.bukkit.Server;
 import org.bukkit.inventory.ItemStack;
@@ -23,7 +24,7 @@ public class Commanditemdb extends EssentialsCommand {
         if (args.length < 1) {
             if (sender.isPlayer() && sender.getPlayer() != null) {
                 itemHeld = true;
-                itemStack = sender.getPlayer().getInventory().getItemInMainHand();
+                itemStack = ess.getUser(sender.getPlayer()).getItemInHand();
             }
             if (itemStack == null) {
                 throw new NotEnoughArgumentsException();
@@ -32,7 +33,18 @@ public class Commanditemdb extends EssentialsCommand {
             itemStack = ess.getItemDb().get(args[0]);
         }
 
-        sender.sendMessage(tl("itemType", itemStack.getType().toString()));
+        String itemId = "none";
+
+        if (VersionUtil.getServerBukkitVersion().isLowerThan(VersionUtil.v1_13_0_R01)) {
+            itemId = itemStack.getType().getId() + ":" + itemStack.getDurability();
+        }
+
+        sender.sendMessage(tl("itemType", itemStack.getType().toString(), itemId));
+
+        // Don't send IDs twice
+        if (!tl("itemType").contains("{1}") && !itemId.equals("none")) {
+            sender.sendMessage(tl("itemId", itemId));
+        }
 
         if (itemHeld && itemStack.getType() != Material.AIR) {
             int maxuses = itemStack.getType().getMaxDurability();

Essentials/src/com/earth2me/essentials/commands/Commandmail.java

@@ -105,11 +105,11 @@ public class Commandmail extends EssentialsCommand {
             if (u == null) {
                 throw new Exception(tl("playerNeverOnServer", args[1]));
             }
-            u.addMail(tl("mailFormat", "Server", getFinalArg(args, 2)));
+            u.addMail(tl("mailFormat", "Server", FormatUtil.replaceFormat(getFinalArg(args, 2))));
             sender.sendMessage(tl("mailSent"));
             return;
         } else if (args.length >= 2 && "sendall".equalsIgnoreCase(args[0])) {
-            ess.runTaskAsynchronously(new SendAll(tl("mailFormat", "Server", getFinalArg(args, 1))));
+            ess.runTaskAsynchronously(new SendAll(tl("mailFormat", "Server", FormatUtil.replaceFormat(getFinalArg(args, 1)))));
             sender.sendMessage(tl("mailSent"));
             return;
         } else if (args.length >= 2) {
@@ -118,7 +118,7 @@ public class Commandmail extends EssentialsCommand {
             if (u == null) {
                 throw new Exception(tl("playerNeverOnServer", args[0]));
             }
-            u.addMail(tl("mailFormat", "Server", getFinalArg(args, 1)));
+            u.addMail(tl("mailFormat", "Server", FormatUtil.replaceFormat(getFinalArg(args, 1))));
             sender.sendMessage(tl("mailSent"));
             return;
         }

Essentials/src/com/earth2me/essentials/commands/Commandmore.java

@@ -16,7 +16,7 @@ public class Commandmore extends EssentialsCommand {
 
     @Override
     public void run(final Server server, final User user, final String commandLabel, final String[] args) throws Exception {
-        final ItemStack stack = user.getBase().getInventory().getItemInMainHand();
+        final ItemStack stack = user.getItemInHand();
         if (stack == null) {
             throw new Exception(tl("cantSpawnItem", "Air"));
         }
@@ -25,7 +25,7 @@ public class Commandmore extends EssentialsCommand {
             throw new Exception(tl("fullStack"));
         }
         final String itemname = stack.getType().toString().toLowerCase(Locale.ENGLISH).replace("_", "");
-        if (ess.getSettings().permissionBasedItemSpawn() ? (!user.isAuthorized("essentials.itemspawn.item-all") && !user.isAuthorized("essentials.itemspawn.item-" + itemname)) : (!user.isAuthorized("essentials.itemspawn.exempt") && !user.canSpawnItem(stack.getType()))) {
+        if (!user.canSpawnItem(stack.getType())) {
             throw new Exception(tl("cantSpawnItem", itemname));
         }
         if (user.isAuthorized("essentials.oversizedstacks")) {

Essentials/src/com/earth2me/essentials/commands/Commandrecipe.java

@@ -2,6 +2,7 @@ package com.earth2me.essentials.commands;
 
 import com.earth2me.essentials.CommandSource;
 import com.earth2me.essentials.User;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.earth2me.essentials.utils.NumberUtil;
 import com.earth2me.essentials.utils.VersionUtil;
 import org.bukkit.Material;
@@ -20,6 +21,11 @@ import net.ess3.nms.refl.ReflUtil;
 
 
 public class Commandrecipe extends EssentialsCommand {
+
+    private static final Material FIREWORK_ROCKET = EnumUtil.getMaterial("FIREWORK_ROCKET", "FIREWORK");
+    private static final Material FIREWORK_STAR = EnumUtil.getMaterial("FIREWORK_STAR", "FIREWORK_CHARGE");
+    private static final Material GUNPOWDER = EnumUtil.getMaterial("GUNPOWDER", "SULPHUR");
+
     public Commandrecipe() {
         super("recipe");
     }
@@ -67,11 +73,11 @@ public class Commandrecipe extends EssentialsCommand {
         } else if (selectedRecipe instanceof ShapedRecipe) {
             shapedRecipe(sender, (ShapedRecipe) selectedRecipe, sender.isPlayer());
         } else if (selectedRecipe instanceof ShapelessRecipe) {
-            if (recipesOfType.size() == 1 && (itemType.getType() == Material.FIREWORK_ROCKET || itemType.getType() == Material.FIREWORK_STAR)) {
+            if (recipesOfType.size() == 1 && (itemType.getType() == FIREWORK_ROCKET)) {
                 ShapelessRecipe shapelessRecipe = new ShapelessRecipe(itemType);
-                shapelessRecipe.addIngredient(Material.LEGACY_SULPHUR);
+                shapelessRecipe.addIngredient(GUNPOWDER);
                 shapelessRecipe.addIngredient(Material.PAPER);
-                shapelessRecipe.addIngredient(Material.FIREWORK_ROCKET);
+                shapelessRecipe.addIngredient(FIREWORK_STAR);
                 shapelessRecipe(sender, shapelessRecipe, sender.isPlayer());
             } else {
                 shapelessRecipe(sender, (ShapelessRecipe) selectedRecipe, sender.isPlayer());

Essentials/src/com/earth2me/essentials/commands/Commandrepair.java

@@ -4,6 +4,7 @@ import com.earth2me.essentials.ChargeException;
 import com.earth2me.essentials.Trade;
 import com.earth2me.essentials.User;
 import com.earth2me.essentials.utils.StringUtil;
+import com.earth2me.essentials.utils.VersionUtil;
 import com.google.common.collect.Lists;
 import net.ess3.api.IUser;
 import org.bukkit.Material;
@@ -38,7 +39,7 @@ public class Commandrepair extends EssentialsCommand {
     }
 
     public void repairHand(User user) throws Exception {
-        final ItemStack item = user.getBase().getInventory().getItemInMainHand();
+        final ItemStack item = user.getItemInHand();
         if (item == null || item.getType().isBlock() || item.getDurability() == 0) {
             throw new Exception(tl("repairInvalidType"));
         }
@@ -48,7 +49,7 @@ public class Commandrepair extends EssentialsCommand {
         }
 
         final String itemName = item.getType().toString().toLowerCase(Locale.ENGLISH);
-        final Trade charge = new Trade("repair-" + itemName.replace('_', '-'), new Trade("repair-item", ess), ess);
+        final Trade charge = getCharge(item.getType());
 
         charge.isAffordableFor(user);
 
@@ -95,7 +96,8 @@ public class Commandrepair extends EssentialsCommand {
             }
 
             final String itemName = item.getType().toString().toLowerCase(Locale.ENGLISH);
-            final Trade charge = new Trade("repair-" + itemName.replace('_', '-'), new Trade("repair-item", ess), ess);
+            final Trade charge = getCharge(item.getType());
+
             try {
                 charge.isAffordableFor(user);
             } catch (ChargeException ex) {
@@ -120,6 +122,16 @@ public class Commandrepair extends EssentialsCommand {
         }
     }
 
+    private Trade getCharge(final Material material) {
+        final String itemName = material.toString().toLowerCase(Locale.ENGLISH);
+        if (VersionUtil.getServerBukkitVersion().isLowerThan(VersionUtil.v1_13_0_R01)) {
+            final int itemId = material.getId();
+            return new Trade("repair-" + itemName.replace('_', '-'), new Trade("repair-" + itemId, new Trade("repair-item", ess), ess), ess);
+        } else {
+            return new Trade("repair-" + itemName.replace('_', '-'), new Trade("repair-item", ess), ess);
+        }
+    }
+
     @Override
     protected List<String> getTabCompleteOptions(Server server, User user, String commandLabel, String[] args) {
         if (args.length == 1) {

Essentials/src/com/earth2me/essentials/commands/Commandskull.java

@@ -2,6 +2,8 @@ package com.earth2me.essentials.commands;
 
 import com.earth2me.essentials.User;
 import com.earth2me.essentials.craftbukkit.InventoryWorkaround;
+import com.earth2me.essentials.utils.EnumUtil;
+import com.earth2me.essentials.utils.MaterialUtil;
 import com.google.common.collect.Lists;
 import org.bukkit.Material;
 import org.bukkit.Server;
@@ -14,6 +16,9 @@ import java.util.List;
 import static com.earth2me.essentials.I18n.tl;
 
 public class Commandskull extends EssentialsCommand {
+
+    private static final Material SKULL_ITEM = EnumUtil.getMaterial("PLAYER_HEAD", "SKULL_ITEM");
+
     public Commandskull() {
         super("skull");
     }
@@ -31,14 +36,14 @@ public class Commandskull extends EssentialsCommand {
             owner = user.getName();
         }
 
-        ItemStack itemSkull = user.getBase().getInventory().getItemInMainHand();
+        ItemStack itemSkull = user.getItemInHand();
         SkullMeta metaSkull = null;
         boolean spawn = false;
 
-        if (itemSkull != null && itemSkull.getType() == Material.LEGACY_SKULL_ITEM && itemSkull.getDurability() == 3) {
+        if (itemSkull != null && MaterialUtil.isPlayerHead(itemSkull.getType(), itemSkull.getDurability())) {
             metaSkull = (SkullMeta) itemSkull.getItemMeta();
         } else if (user.isAuthorized("essentials.skull.spawn")) {
-            itemSkull = new ItemStack(Material.LEGACY_SKULL_ITEM, 1, (byte) 3);
+            itemSkull = new ItemStack(SKULL_ITEM, 1, (byte) 3);
             metaSkull = (SkullMeta) itemSkull.getItemMeta();
             spawn = true;
         } else {

Essentials/src/com/earth2me/essentials/commands/Commandwarp.java

@@ -13,9 +13,9 @@ import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
 import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
+import java.util.stream.Collectors;
 
 import static com.earth2me.essentials.I18n.tl;
 
@@ -64,17 +64,8 @@ public class Commandwarp extends EssentialsCommand {
     //TODO: Use one of the new text classes, like /help ?
     private void warpList(final CommandSource sender, final String[] args, final IUser user) throws Exception {
         final IWarps warps = ess.getWarps();
-        final List<String> warpNameList = new ArrayList<>(warps.getList());
+        final List<String> warpNameList = getAvailableWarpsFor(user);
 
-        if (user != null) {
-            final Iterator<String> iterator = warpNameList.iterator();
-            while (iterator.hasNext()) {
-                final String warpName = iterator.next();
-                if (ess.getSettings().getPerWarpPermission() && !user.isAuthorized("essentials.warps." + warpName)) {
-                    iterator.remove();
-                }
-            }
-        }
         if (warpNameList.isEmpty()) {
             throw new Exception(tl("noWarpsDefined"));
         }
@@ -112,10 +103,20 @@ public class Commandwarp extends EssentialsCommand {
         owner.getTeleport().warp(user, name, charge, TeleportCause.COMMAND);
     }
 
+    private List<String> getAvailableWarpsFor(final IUser user) {
+        if (ess.getSettings().getPerWarpPermission() && user != null) {
+            return ess.getWarps().getList().stream()
+                .filter(warpName -> user.isAuthorized("essentials.warps." + warpName))
+                .collect(Collectors.toList());
+        }
+
+        return new ArrayList<>(ess.getWarps().getList());
+    }
+
     @Override
     protected List<String> getTabCompleteOptions(final Server server, final User user, final String commandLabel, final String[] args) {
         if (args.length == 1 && user.isAuthorized("essentials.warp.list")) {
-            return new ArrayList<>(ess.getWarps().getList());
+            return getAvailableWarpsFor(user);
         } else if (args.length == 2 && (user.isAuthorized("essentials.warp.otherplayers") || user.isAuthorized("essentials.warp.others"))) {
             //TODO: Remove 'otherplayers' permission.
             return getPlayers(server, user);

Essentials/src/com/earth2me/essentials/commands/Commandwhois.java

@@ -17,13 +17,12 @@ import static com.earth2me.essentials.I18n.tl;
 
 
 public class Commandwhois extends EssentialsCommand {
-    private final Statistic playOneTick;
+    // For some reason, in 1.13 PLAY_ONE_MINUTE = ticks played = what used to be PLAY_ONE_TICK
+    // https://hub.spigotmc.org/stash/projects/SPIGOT/repos/bukkit/commits/b848d8ce633871b52115247b089029749c02f579
+    private static final Statistic PLAY_ONE_TICK = EnumUtil.getStatistic("PLAY_ONE_MINUTE", "PLAY_ONE_TICK");
 
     public Commandwhois() {
         super("whois");
-        // For some reason, in 1.13 PLAY_ONE_MINUTE = ticks played
-        // https://hub.spigotmc.org/stash/projects/SPIGOT/repos/bukkit/commits/b848d8ce633871b52115247b089029749c02f579
-        playOneTick = EnumUtil.getStatistic("PLAY_ONE_MINUTE", "PLAY_ONE_TICK");
     }
 
     @Override
@@ -42,7 +41,7 @@ public class Commandwhois extends EssentialsCommand {
         sender.sendMessage(tl("whoisHunger", user.getBase().getFoodLevel(), user.getBase().getSaturation()));
         sender.sendMessage(tl("whoisExp", SetExpFix.getTotalExperience(user.getBase()), user.getBase().getLevel()));
         sender.sendMessage(tl("whoisLocation", user.getLocation().getWorld().getName(), user.getLocation().getBlockX(), user.getLocation().getBlockY(), user.getLocation().getBlockZ()));
-        long playtimeMs = System.currentTimeMillis() - (user.getBase().getStatistic(playOneTick) * 50);
+        long playtimeMs = System.currentTimeMillis() - (user.getBase().getStatistic(PLAY_ONE_TICK) * 50);
         sender.sendMessage(tl("whoisPlaytime", DateUtil.formatDateDiff(playtimeMs)));
         if (!ess.getSettings().isEcoDisabled()) {
             sender.sendMessage(tl("whoisMoney", NumberUtil.displayCurrency(user.getMoney(), ess)));

Essentials/src/com/earth2me/essentials/craftbukkit/FakeWorld.java

@@ -137,6 +137,21 @@ public class FakeWorld implements World {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    @Override
+    public boolean isChunkForceLoaded(int x, int z) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
+    @Override
+    public void setChunkForceLoaded(int x, int z, boolean forced) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
+    @Override
+    public Collection<Chunk> getForceLoadedChunks() {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
     @Override
     public Item dropItem(Location lctn, ItemStack is) {
         throw new UnsupportedOperationException("Not supported yet.");
@@ -164,7 +179,7 @@ public class FakeWorld implements World {
 
     @Override
     public boolean generateTree(Location loc, TreeType type, BlockChangeDelegate delegate) {
-        return false;
+        throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override

Essentials/src/com/earth2me/essentials/items/AbstractItemDb.java

@@ -27,6 +27,8 @@ import static com.earth2me.essentials.I18n.tl;
 
 public abstract class AbstractItemDb implements IConf, net.ess3.api.IItemDb {
 
+    protected boolean ready = false;
+
     @Override
     public List<ItemStack> getMatching(User user, String[] args) throws Exception {
         List<ItemStack> is = new ArrayList<>();
@@ -62,7 +64,7 @@ public abstract class AbstractItemDb implements IConf, net.ess3.api.IItemDb {
 
     @Override
     public String serialize(ItemStack is) {
-        String mat = is.getType().name();
+        String mat = name(is);
         if (VersionUtil.getServerBukkitVersion().isLowerThanOrEqualTo(VersionUtil.v1_12_2_R01) && is.getData().getData() != 0) {
             mat = mat + ":" + is.getData().getData();
         }
@@ -224,4 +226,9 @@ public abstract class AbstractItemDb implements IConf, net.ess3.api.IItemDb {
 
         return sb.toString().trim().replaceAll("§", "&");
     }
+
+    @Override
+    public boolean isReady() {
+        return ready;
+    }
 }

Essentials/src/com/earth2me/essentials/items/FlatItemDb.java

@@ -8,11 +8,11 @@ import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 import net.ess3.api.IEssentials;
 import org.bukkit.Material;
+import org.bukkit.entity.EntityType;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.Damageable;
 import org.bukkit.inventory.meta.ItemMeta;
 import org.bukkit.inventory.meta.PotionMeta;
-import org.bukkit.inventory.meta.Repairable;
 import org.bukkit.potion.PotionData;
 
 import java.util.*;
@@ -24,10 +24,8 @@ import static com.earth2me.essentials.I18n.tl;
 
 public class FlatItemDb extends AbstractItemDb {
     protected static final Logger LOGGER = Logger.getLogger("Essentials");
-    private final transient IEssentials ess;
-
     private static Gson gson = new Gson();
-
+    private final transient IEssentials ess;
     // Maps primary name to ItemData
     private final transient Map<String, ItemData> items = new HashMap<>();
 
@@ -57,13 +55,16 @@ public class FlatItemDb extends AbstractItemDb {
         this.reset();
 
         String json = file.getLines().stream()
-                .filter(line -> !line.startsWith("#"))
-                .collect(Collectors.joining());
-        
+            .filter(line -> !line.startsWith("#"))
+            .collect(Collectors.joining());
+
         this.loadJSON(String.join("\n", json));
+
+        ready = true;
     }
 
     private void reset() {
+        ready = false;
         items.clear();
         itemAliases.clear();
         allAliases.clear();
@@ -108,12 +109,14 @@ public class FlatItemDb extends AbstractItemDb {
             throw new Exception(tl("unknownItemName", id));
         }
 
-        PotionData potionData = data.getPotionData();
         Material material = data.getMaterial();
 
+        if (!material.isItem()) throw new Exception(tl("unableToSpawnItem", id));
+
         ItemStack stack = new ItemStack(material);
         stack.setAmount(material.getMaxStackSize());
 
+        PotionData potionData = data.getPotionData();
         ItemMeta meta = stack.getItemMeta();
 
         if (potionData != null && meta instanceof PotionMeta) {
@@ -130,6 +133,13 @@ public class FlatItemDb extends AbstractItemDb {
 
         stack.setItemMeta(meta);
 
+        // The spawner provider will update the meta again, so we need to call it after
+        // setItemMeta to prevent a race condition
+        EntityType entity = data.getEntity();
+        if (entity != null && material.toString().contains("SPAWNER")) {
+            ess.getSpawnerProvider().setEntityType(stack, entity);
+        }
+
         return stack;
     }
 
@@ -161,14 +171,7 @@ public class FlatItemDb extends AbstractItemDb {
 
     @Override
     public String name(ItemStack item) {
-        Material type = item.getType();
-        PotionData potion = null;
-
-        if (MaterialUtil.isPotion(type) && item.getItemMeta() instanceof PotionMeta) {
-            potion = ((PotionMeta) item.getItemMeta()).getBasePotionData();
-        }
-
-        ItemData data = new ItemData(type, potion);
+        ItemData data = lookup(item);
 
         for (Map.Entry<String, ItemData> entry : items.entrySet()) {
             if (entry.getValue().equals(data)) {
@@ -185,20 +188,44 @@ public class FlatItemDb extends AbstractItemDb {
         throw new UnsupportedOperationException("Legacy IDs aren't supported on this version.");
     }
 
+    public ItemData lookup(ItemStack item) {
+        Material type = item.getType();
+
+        if (MaterialUtil.isPotion(type) && item.getItemMeta() instanceof PotionMeta) {
+            PotionData potion = ((PotionMeta) item.getItemMeta()).getBasePotionData();
+            return new ItemData(type, potion);
+        } else if (type.toString().contains("SPAWNER")) {
+            EntityType entity = ess.getSpawnerProvider().getEntityType(item);
+            return new ItemData(type, entity);
+        } else {
+            return new ItemData(type);
+        }
+    }
+
     @Override
     public Collection<String> listNames() {
         return Collections.unmodifiableSet(allAliases);
     }
 
     public static class ItemData {
-        private Material material;
-        private PotionData potionData;
+        private final Material material;
+        private PotionData potionData = null;
+        private EntityType entity = null;
+
+        public ItemData(Material material) {
+            this.material = material;
+        }
 
         public ItemData(Material material, PotionData potionData) {
             this.material = material;
             this.potionData = potionData;
         }
 
+        public ItemData(Material material, EntityType entity) {
+            this.material = material;
+            this.entity = entity;
+        }
+
         @Override
         public int hashCode() {
             return (31 * material.hashCode()) ^ potionData.hashCode();
@@ -213,7 +240,7 @@ public class FlatItemDb extends AbstractItemDb {
                 return false;
             }
             ItemData that = (ItemData) o;
-            return this.material == that.getMaterial() && potionDataEquals(that);
+            return this.material == that.getMaterial() && potionDataEquals(that) && entityEquals(that);
         }
 
         public Material getMaterial() {
@@ -224,6 +251,10 @@ public class FlatItemDb extends AbstractItemDb {
             return this.potionData;
         }
 
+        public EntityType getEntity() {
+            return this.entity;
+        }
+
         private boolean potionDataEquals(ItemData o) {
             if (this.potionData == null && o.getPotionData() == null) {
                 return true;
@@ -233,5 +264,15 @@ public class FlatItemDb extends AbstractItemDb {
                 return false;
             }
         }
+
+        private boolean entityEquals(ItemData o) {
+            if (this.entity == null && o.getEntity() == null) { // neither have an entity
+                return true;
+            } else if (this.entity != null && o.getEntity() != null) { // both have an entity; check if it's the same one
+                return this.entity.equals(o.getEntity());
+            } else { // one has an entity but the other doesn't, so they can't be equal
+                return false;
+            }
+        }
     }
 }

Essentials/src/com/earth2me/essentials/items/LegacyItemDb.java

@@ -44,6 +44,7 @@ public class LegacyItemDb extends AbstractItemDb {
             return;
         }
 
+        ready = false;
         durabilities.clear();
         items.clear();
         names.clear();
@@ -90,18 +91,13 @@ public class LegacyItemDb extends AbstractItemDb {
                 continue;
             }
 
-            Material material = Material.matchMaterial(itemName);
-            if (material == null) {
-                LOGGER.warning(String.format("Failed to find material for %s", itemName));
-                continue;
-            }
             durabilities.put(itemName, data);
             items.put(itemName, numeric);
             if (nbt != null) {
                 nbtData.put(itemName, nbt);
             }
 
-            ItemData itemData = new ItemData(material, numeric, data);
+            ItemData itemData = new ItemData(numeric, data);
             if (names.containsKey(itemData)) {
                 List<String> nameList = names.get(itemData);
                 nameList.add(itemName);
@@ -120,6 +116,8 @@ public class LegacyItemDb extends AbstractItemDb {
         }
 
         LOGGER.info(String.format("Loaded %s items from items.csv.", listNames().size()));
+
+        ready = true;
     }
 
     @Override
@@ -152,6 +150,13 @@ public class LegacyItemDb extends AbstractItemDb {
             }
         }
 
+        if (itemid < 1) {
+            Material matFromName = EnumUtil.getMaterial(itemname.toUpperCase());
+            if (matFromName != null) {
+                itemid = matFromName.getId();
+            }
+        }
+
         if (itemid < 1) {
             throw new Exception(tl("unknownItemName", itemname));
         }
@@ -161,7 +166,7 @@ public class LegacyItemDb extends AbstractItemDb {
             throw new Exception(tl("unknownItemId", itemid));
         }
 
-        Material mat = data.getMaterial();
+        Material mat = getFromLegacy(itemid, (byte) metaData);
         ItemStack retval = new ItemStack(mat);
         if (nbtData.containsKey(itemname)) {
             String nbt = nbtData.get(itemname);
@@ -198,10 +203,10 @@ public class LegacyItemDb extends AbstractItemDb {
 
     @Override
     public List<String> nameList(ItemStack item) {
-        ItemData itemData = new ItemData(item.getType(), item.getDurability());
+        ItemData itemData = new ItemData(item.getType().getId(), item.getDurability());
         List<String> nameList = names.get(itemData);
         if (nameList == null) {
-            itemData = new ItemData(item.getType(), (short) 0);
+            itemData = new ItemData(item.getType().getId(), (short) 0);
             nameList = names.get(itemData);
             if (nameList == null) {
                 return null;
@@ -213,10 +218,10 @@ public class LegacyItemDb extends AbstractItemDb {
 
     @Override
     public String name(ItemStack item) {
-        ItemData itemData = new ItemData(item.getType(), item.getDurability());
+        ItemData itemData = new ItemData(item.getType().getId(), item.getDurability());
         String name = primaryName.get(itemData);
         if (name == null) {
-            itemData = new ItemData(item.getType(), (short) 0);
+            itemData = new ItemData(item.getType().getId(), (short) 0);
             name = primaryName.get(itemData);
             if (name == null) {
                 return null;
@@ -225,16 +230,6 @@ public class LegacyItemDb extends AbstractItemDb {
         return name;
     }
 
-    @Override
-    public Material getFromLegacy(final int id, final byte damage) {
-        ItemData data = this.legacyIds.get(id);
-        if (data == null) {
-            return null;
-        }
-
-        return data.getMaterial();
-    }
-
     @Override
     public int getLegacyId(Material material) throws Exception {
         for(Map.Entry<String, Integer> entry : items.entrySet()) {
@@ -252,29 +247,16 @@ public class LegacyItemDb extends AbstractItemDb {
     }
 
     static class ItemData {
-        final private Material material;
-        private int legacyId;
+        private int itemNo;
         final private short itemData;
 
-        ItemData(Material material, short itemData) {
-            this.material = material;
+        ItemData(final int itemNo, final short itemData) {
+            this.itemNo = itemNo;
             this.itemData = itemData;
         }
 
-        @Deprecated
-        ItemData(Material material, final int legacyId, final short itemData) {
-            this.material = material;
-            this.legacyId = legacyId;
-            this.itemData = itemData;
-        }
-
-        public Material getMaterial() {
-            return material;
-        }
-
-        @Deprecated
         public int getItemNo() {
-            return legacyId;
+            return itemNo;
         }
 
         public short getItemData() {
@@ -283,7 +265,7 @@ public class LegacyItemDb extends AbstractItemDb {
 
         @Override
         public int hashCode() {
-            return (31 * material.hashCode()) ^ itemData;
+            return (31 * itemNo) ^ itemData;
         }
 
         @Override
@@ -295,7 +277,7 @@ public class LegacyItemDb extends AbstractItemDb {
                 return false;
             }
             ItemData pairo = (ItemData) o;
-            return this.material == pairo.getMaterial() && this.itemData == pairo.getItemData();
+            return this.itemNo == pairo.getItemNo() && this.itemData == pairo.getItemData();
         }
     }
 

Essentials/src/com/earth2me/essentials/messaging/SimpleMessageRecipient.java

@@ -2,7 +2,6 @@ package com.earth2me.essentials.messaging;
 
 import static com.earth2me.essentials.I18n.tl;
 
-import com.earth2me.essentials.Console;
 import com.earth2me.essentials.IEssentials;
 import com.earth2me.essentials.IUser;
 import com.earth2me.essentials.User;

Essentials/src/com/earth2me/essentials/metrics/Metrics.java

@@ -189,7 +189,7 @@ public class Metrics {
     public JSONObject getPluginData() {
         JSONObject data = new JSONObject();
 
-        String pluginName = "EssentialsX";
+        String pluginName = plugin.getDescription().getName().replace("Essentials", "EssentialsX");
         String pluginVersion = plugin.getDescription().getVersion();
 
         data.put("pluginName", pluginName); // Append the name of the plugin

Essentials/src/com/earth2me/essentials/perm/PermissionsHandler.java

@@ -13,7 +13,7 @@ public class PermissionsHandler implements IPermissionsHandler {
     private transient IPermissionsHandler handler = null;
     private transient String defaultGroup = "default";
     private final transient Essentials ess;
-    private transient boolean useSuperperms = false;
+    private transient boolean useSuperperms;
 
     private Class<?> lastHandler = null;
 
@@ -92,10 +92,7 @@ public class PermissionsHandler implements IPermissionsHandler {
     public void checkPermissions() {
         // load and assign a handler
         List<Class<? extends SuperpermsHandler>> providerClazz = Arrays.asList(
-                BPermissions2Handler.class,
                 PermissionsExHandler.class,
-                PrivilegesHandler.class,
-                SimplyPermsHandler.class,
                 GenericVaultHandler.class,
                 SuperpermsHandler.class
         );
@@ -158,7 +155,4 @@ public class PermissionsHandler implements IPermissionsHandler {
         }
     }
 
-    private void checkPermLag(long start) {
-        checkPermLag(start, "not defined");
-    }
 }

Essentials/src/com/earth2me/essentials/perm/impl/AbstractVaultHandler.java

@@ -13,7 +13,7 @@ public abstract class AbstractVaultHandler extends SuperpermsHandler {
     protected static Permission perms = null;
     protected static Chat chat = null;
 
-    public boolean setupProviders() {
+    private boolean setupProviders() {
         try {
             Class.forName("net.milkbowl.vault.permission.Permission");
             Class.forName("net.milkbowl.vault.chat.Chat");
@@ -65,7 +65,7 @@ public abstract class AbstractVaultHandler extends SuperpermsHandler {
         }
     }
 
-    protected boolean canLoad() {
+    boolean canLoad() {
         if (Bukkit.getPluginManager().getPlugin("Vault") == null) return false;
         try {
             return setupProviders();

Essentials/src/com/earth2me/essentials/perm/impl/BPermissions2Handler.java

@@ -1,17 +0,0 @@
-package com.earth2me.essentials.perm.impl;
-
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-
-
-public class BPermissions2Handler extends AbstractVaultHandler {
-    @Override
-    public boolean canBuild(final Player base, final String group) {
-        return hasPermission(base, "bPermissions.build");
-    }
-
-    @Override
-    public boolean tryProvider() {
-        return super.canLoad() && Bukkit.getPluginManager().getPlugin("bPermissions") != null;
-    }
-}

Essentials/src/com/earth2me/essentials/perm/impl/PrivilegesHandler.java

@@ -1,16 +0,0 @@
-package com.earth2me.essentials.perm.impl;
-
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-
-public class PrivilegesHandler extends AbstractVaultHandler {
-    @Override
-    public boolean canBuild(Player base, String group) {
-        return hasPermission(base, "privileges.build");
-    }
-
-    @Override
-    public boolean tryProvider() {
-        return super.canLoad() && Bukkit.getPluginManager().getPlugin("Privileges") != null;
-    }
-}

Essentials/src/com/earth2me/essentials/perm/impl/SimplyPermsHandler.java

@@ -1,16 +0,0 @@
-package com.earth2me.essentials.perm.impl;
-
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-
-public class SimplyPermsHandler extends AbstractVaultHandler {
-    @Override
-    public boolean canBuild(Player base, String group) {
-        return hasPermission(base, "permissions.allow.build");
-    }
-
-    @Override
-    public boolean tryProvider() {
-        return super.canLoad() && Bukkit.getPluginManager().getPlugin("SimplyPerms") != null;
-    }
-}

Essentials/src/com/earth2me/essentials/register/payment/Method.java

@@ -5,10 +5,10 @@ import org.bukkit.plugin.Plugin;
 
 /**
  * Interface to be implemented by a payment method.
+ * Copyright (C) 2011
+ * AOL license <http://aol.nexua.org>
  *
  * @author Nijikokun <nijikokun@shortmail.com> (@nijikokun)
- * @copyright Copyright (C) 2011
- * @license AOL license <http://aol.nexua.org>
  */
 public interface Method {
     /**

Essentials/src/com/earth2me/essentials/register/payment/Methods.java

@@ -22,7 +22,7 @@ import java.util.Set;
  *      preferred: "iConomy"
  * </pre></blockquote>
  *
- * @author: Nijikokun <nijikokun@shortmail.com> (@nijikokun) @copyright: Copyright (C) 2011 @license: AOL license
+ * @author Nijikokun <nijikokun@shortmail.com> (@nijikokun) @copyright: Copyright (C) 2011 @license: AOL license
  * <http://aol.nexua.org>
  */
 public class Methods {
@@ -30,9 +30,9 @@ public class Methods {
     private static boolean self = false;
     private static Method Method = null;
     private static String preferred = "";
-    private static final Set<Method> Methods = new HashSet<Method>();
-    private static final Set<String> Dependencies = new HashSet<String>();
-    private static final Set<Method> Attachables = new HashSet<Method>();
+    private static final Set<Method> Methods = new HashSet<>();
+    private static final Set<String> Dependencies = new HashSet<>();
+    private static final Set<Method> Attachables = new HashSet<>();
 
     static {
         _init();
@@ -79,7 +79,7 @@ public class Methods {
      *
      * @return <code>Set<String></code> - Array of payment methods that are loaded.
      *
-     * @see #setMethod(org.bukkit.plugin.Plugin)
+     * @see #setMethod(PluginManager)
      */
     public static Set<String> getDependencies() {
         return Dependencies;
@@ -114,8 +114,8 @@ public class Methods {
      *
      * @return <code>boolean</code>
      *
-     * @see #setMethod(org.bukkit.plugin.Plugin)
-     * @see #checkDisabled(org.bukkit.plugin.Plugin)
+     * @see #setMethod(PluginManager)
+     * @see #checkDisabled(Plugin)
      */
     public static boolean hasMethod() {
         return (Method != null);
@@ -124,7 +124,7 @@ public class Methods {
     /**
      * Checks Plugin Class against a multitude of checks to verify it's usability as a payment method.
      *
-     * @param <code>PluginManager</code> the plugin manager for the server
+     * @param manager the plugin manager for the server
      *
      * @return <code>boolean</code> True on success, False on failure.
      */
@@ -140,7 +140,7 @@ public class Methods {
 
         int count = 0;
         boolean match = false;
-        Plugin plugin = null;
+        Plugin plugin;
 
         for (String name : getDependencies()) {
             if (hasMethod()) {

Essentials/src/com/earth2me/essentials/register/payment/methods/VaultEco.java

@@ -1,18 +1,17 @@
 package com.earth2me.essentials.register.payment.methods;
 
 import com.earth2me.essentials.register.payment.Method;
-import net.milkbowl.vault.Vault;
 import net.milkbowl.vault.economy.Economy;
 import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.RegisteredServiceProvider;
 
 
 public class VaultEco implements Method {
-    private Vault vault;
+    private Plugin vault;
     private Economy economy;
 
     @Override
-    public Vault getPlugin() {
+    public Plugin getPlugin() {
         return this.vault;
     }
 
@@ -108,17 +107,15 @@ public class VaultEco implements Method {
     public boolean isCompatible(Plugin plugin) {
         try {
             RegisteredServiceProvider<Economy> ecoPlugin = plugin.getServer().getServicesManager().getRegistration(net.milkbowl.vault.economy.Economy.class);
-            return plugin instanceof Vault && ecoPlugin != null && !ecoPlugin.getProvider().getName().equals("Essentials Economy");
-        } catch (LinkageError e) {
-            return false;
-        } catch (Exception e) {
+            return plugin.getName().equals("Vault") && ecoPlugin != null && !ecoPlugin.getProvider().getName().equals("Essentials Economy");
+        } catch (LinkageError | Exception e) {
             return false;
         }
     }
 
     @Override
     public void setPlugin(Plugin plugin) {
-        this.vault = (Vault) plugin;
+        this.vault = plugin;
         RegisteredServiceProvider<Economy> economyProvider = this.vault.getServer().getServicesManager().getRegistration(net.milkbowl.vault.economy.Economy.class);
         if (economyProvider != null) {
             this.economy = economyProvider.getProvider();
@@ -130,7 +127,7 @@ public class VaultEco implements Method {
         private final String name;
         private final Economy economy;
 
-        public VaultAccount(String name, Economy economy) {
+        VaultAccount(String name, Economy economy) {
             this.name = name;
             this.economy = economy;
         }

Essentials/src/com/earth2me/essentials/signs/EssentialsSign.java

@@ -1,6 +1,7 @@
 package com.earth2me.essentials.signs;
 
 import com.earth2me.essentials.*;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.earth2me.essentials.utils.NumberUtil;
 import net.ess3.api.IEssentials;
 import net.ess3.api.MaxMoneyException;
@@ -25,6 +26,7 @@ import static com.earth2me.essentials.I18n.tl;
 
 
 public class EssentialsSign {
+    private static final Material SIGN_POST = EnumUtil.getMaterial("SIGN", "SIGN_POST");
     private static final Set<Material> EMPTY_SET = new HashSet<Material>();
     protected static final BigDecimal MINTRANSACTION = new BigDecimal("0.01");
     protected transient final String signName;
@@ -58,9 +60,7 @@ public class EssentialsSign {
                 sign.setLine(0, getSuccessName(ess));
             }
             return ret;
-        } catch (ChargeException ex) {
-            showError(ess, user.getSource(), ex, signName);
-        } catch (SignException ex) {
+        } catch (ChargeException | SignException ex) {
             showError(ess, user.getSource(), ex, signName);
         }
         // Return true, so the player sees the wrong sign.
@@ -115,9 +115,6 @@ public class EssentialsSign {
             }
 
             return onSignInteract(sign, user, getUsername(user), ess);
-        } catch (ChargeException ex) {
-            showError(ess, user.getSource(), ex, signName);
-            return false;
         } catch (Exception ex) {
             showError(ess, user.getSource(), ex, signName);
             return false;
@@ -161,9 +158,7 @@ public class EssentialsSign {
         User user = ess.getUser(player);
         try {
             return onBlockPlace(block, user, getUsername(user), ess);
-        } catch (ChargeException ex) {
-            showError(ess, user.getSource(), ex, signName);
-        } catch (SignException ex) {
+        } catch (ChargeException | SignException ex) {
             showError(ess, user.getSource(), ex, signName);
         }
         return false;
@@ -173,9 +168,7 @@ public class EssentialsSign {
         User user = ess.getUser(player);
         try {
             return onBlockInteract(block, user, getUsername(user), ess);
-        } catch (ChargeException ex) {
-            showError(ess, user.getSource(), ex, signName);
-        } catch (SignException ex) {
+        } catch (ChargeException | SignException ex) {
             showError(ess, user.getSource(), ex, signName);
         }
         return false;
@@ -213,7 +206,7 @@ public class EssentialsSign {
 
     protected static boolean checkIfBlockBreaksSigns(final Block block) {
         final Block sign = block.getRelative(BlockFace.UP);
-        if (sign.getType() == Material.SIGN && isValidSign(new BlockSign(sign))) {
+        if (sign.getType() == SIGN_POST && isValidSign(new BlockSign(sign))) {
             return true;
         }
         final BlockFace[] directions = new BlockFace[]{BlockFace.NORTH, BlockFace.EAST, BlockFace.SOUTH, BlockFace.WEST};
@@ -304,12 +297,16 @@ public class EssentialsSign {
     }
 
     protected final Trade getTrade(final ISign sign, final int amountIndex, final int itemIndex, final User player, final IEssentials ess) throws SignException {
+        return getTrade(sign, amountIndex, itemIndex, player, false, ess);
+    }
+
+    protected final Trade getTrade(final ISign sign, final int amountIndex, final int itemIndex, final User player, final boolean allowId, final IEssentials ess) throws SignException {
         final String itemType = getSignText(sign, itemIndex);
         if (itemType.equalsIgnoreCase("exp") || itemType.equalsIgnoreCase("xp")) {
             final int amount = getIntegerPositive(getSignText(sign, amountIndex));
             return new Trade(amount, ess);
         }
-        final ItemStack item = getItemStack(itemType, 1, true, ess);
+        final ItemStack item = getItemStack(itemType, 1, allowId, ess);
         final int amount = Math.min(getIntegerPositive(getSignText(sign, amountIndex)), item.getType().getMaxStackSize() * player.getBase().getInventory().getSize());
         if (item.getType() == Material.AIR || amount < 1) {
             throw new SignException(tl("moreThanZero"));
@@ -409,6 +406,10 @@ public class EssentialsSign {
     }
 
     protected final Trade getTrade(final ISign sign, final int index, final int decrement, final IEssentials ess) throws SignException {
+        return getTrade(sign, index, decrement, false, ess);
+    }
+
+    protected final Trade getTrade(final ISign sign, final int index, final int decrement, final boolean allowId, final IEssentials ess) throws SignException {
         final String line = getSignText(sign, index);
         if (line.isEmpty()) {
             return new Trade(signName.toLowerCase(Locale.ENGLISH) + "sign", ess);
@@ -431,7 +432,7 @@ public class EssentialsSign {
                 sign.setLine(index, quantity + " exp");
                 return new Trade(quantity, ess);
             } else {
-                final ItemStack stack = getItemStack(item, quantity, true, ess);
+                final ItemStack stack = getItemStack(item, quantity, allowId, ess);
                 sign.setLine(index, quantity + " " + item);
                 return new Trade(stack, ess);
             }

Essentials/src/com/earth2me/essentials/signs/SignBlockListener.java

@@ -2,6 +2,7 @@ package com.earth2me.essentials.signs;
 
 import com.earth2me.essentials.I18n;
 import com.earth2me.essentials.User;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.earth2me.essentials.utils.FormatUtil;
 import net.ess3.api.IEssentials;
 import net.ess3.api.MaxMoneyException;
@@ -22,7 +23,7 @@ import java.util.logging.Logger;
 public class SignBlockListener implements Listener {
     private static final Logger LOGGER = Logger.getLogger("Essentials");
     private static final Material WALL_SIGN = Material.WALL_SIGN;
-    private static final Material SIGN_POST = Material.SIGN;
+    private static final Material SIGN_POST = EnumUtil.getMaterial("SIGN", "SIGN_POST");
     private final transient IEssentials ess;
 
     public SignBlockListener(IEssentials ess) {

Essentials/src/com/earth2me/essentials/signs/SignEntityListener.java

@@ -1,5 +1,6 @@
 package com.earth2me.essentials.signs;
 
+import com.earth2me.essentials.utils.EnumUtil;
 import net.ess3.api.IEssentials;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
@@ -11,6 +12,8 @@ import org.bukkit.event.entity.EntityExplodeEvent;
 
 
 public class SignEntityListener implements Listener {
+
+    private static final Material SIGN_POST = EnumUtil.getMaterial("SIGN", "SIGN_POST");
     private final transient IEssentials ess;
 
     public SignEntityListener(final IEssentials ess) {
@@ -25,7 +28,7 @@ public class SignEntityListener implements Listener {
         }
 
         for (Block block : event.blockList()) {
-            if (((block.getType() == Material.WALL_SIGN || block.getType() == Material.SIGN) && EssentialsSign.isValidSign(ess, new EssentialsSign.BlockSign(block))) || EssentialsSign.checkIfBlockBreaksSigns(block)) {
+            if (((block.getType() == Material.WALL_SIGN || block.getType() == SIGN_POST) && EssentialsSign.isValidSign(ess, new EssentialsSign.BlockSign(block))) || EssentialsSign.checkIfBlockBreaksSigns(block)) {
                 event.setCancelled(true);
                 return;
             }
@@ -46,7 +49,7 @@ public class SignEntityListener implements Listener {
         }
 
         final Block block = event.getBlock();
-        if (((block.getType() == Material.WALL_SIGN || block.getType() == Material.SIGN) && EssentialsSign.isValidSign(ess, new EssentialsSign.BlockSign(block))) || EssentialsSign.checkIfBlockBreaksSigns(block)) {
+        if (((block.getType() == Material.WALL_SIGN || block.getType() == SIGN_POST) && EssentialsSign.isValidSign(ess, new EssentialsSign.BlockSign(block))) || EssentialsSign.checkIfBlockBreaksSigns(block)) {
             event.setCancelled(true);
             return;
         }

Essentials/src/com/earth2me/essentials/signs/SignGameMode.java

@@ -54,6 +54,8 @@ public class SignGameMode extends EssentialsSign {
             player.setGameMode(GameMode.CREATIVE);
         } else if (mode.contains("advent") || mode.equalsIgnoreCase("2")) {
             player.setGameMode(GameMode.ADVENTURE);
+        } else if (mode.contains("spec") || mode.equalsIgnoreCase("3")) {
+            player.setGameMode(GameMode.SPECTATOR);
         } else {
             throw new SignException(tl("invalidSignLine", 2));
         }

Essentials/src/com/earth2me/essentials/signs/SignPlayerListener.java

@@ -1,5 +1,6 @@
 package com.earth2me.essentials.signs;
 
+import com.earth2me.essentials.utils.MaterialUtil;
 import net.ess3.api.IEssentials;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
@@ -54,7 +55,7 @@ public class SignPlayerListener implements Listener {
         }
 
         final Material mat = block.getType();
-        if (mat == Material.SIGN || mat == Material.WALL_SIGN) {
+        if (MaterialUtil.isSign(mat)) {
             final String csign = ((Sign) block.getState()).getLine(0);
             for (EssentialsSign sign : ess.getSettings().enabledSigns()) {
                 if (csign.equalsIgnoreCase(sign.getSuccessName(ess))) {

Essentials/src/com/earth2me/essentials/signs/SignProtection.java

@@ -4,7 +4,9 @@ import com.earth2me.essentials.ChargeException;
 import com.earth2me.essentials.Trade;
 import com.earth2me.essentials.Trade.OverflowType;
 import com.earth2me.essentials.User;
+import com.earth2me.essentials.utils.EnumUtil;
 import com.earth2me.essentials.utils.FormatUtil;
+import com.earth2me.essentials.utils.MaterialUtil;
 import net.ess3.api.IEssentials;
 import net.ess3.api.MaxMoneyException;
 import org.bukkit.Location;
@@ -21,13 +23,14 @@ import static com.earth2me.essentials.I18n.tl;
 
 @Deprecated // This sign will be removed soon
 public class SignProtection extends EssentialsSign {
-    private final transient Set<Material> protectedBlocks = EnumSet.noneOf(Material.class);
+    private final transient Set<Material> protectedBlocks = EnumUtil.getAllMatching(Material.class,
+        "CHEST",
+        "FURNACE",
+        "BURNING_FURNACE",
+        "DISPENSER");
 
     public SignProtection() {
         super("Protection");
-        protectedBlocks.add(Material.CHEST);
-        protectedBlocks.add(Material.FURNACE);
-        protectedBlocks.add(Material.DISPENSER);
     }
 
     @Override
@@ -102,7 +105,7 @@ public class SignProtection extends EssentialsSign {
     }
 
     private SignProtectionState checkProtectionSign(final Block block, final User user, final String username) {
-        if (block.getType() == Material.SIGN || block.getType() == Material.WALL_SIGN) {
+        if (MaterialUtil.isSign(block.getType())) {
             final BlockSign sign = new BlockSign(block);
             if (sign.getLine(0).equals(this.getSuccessName())) { // TODO call getSuccessName(IEssentials)
                 return checkProtectionSign(sign, user, username);
@@ -159,7 +162,7 @@ public class SignProtection extends EssentialsSign {
     public boolean isBlockProtected(final Block block) {
         final Block[] faces = getAdjacentBlocks(block);
         for (Block b : faces) {
-            if (b.getType() == Material.SIGN || b.getType() == Material.WALL_SIGN) {
+            if (MaterialUtil.isSign(b.getType())) {
                 final Sign sign = (Sign) b.getState();
                 if (sign.getLine(0).equalsIgnoreCase("§1[Protection]")) {
                     return true;
@@ -169,7 +172,7 @@ public class SignProtection extends EssentialsSign {
                 final Block[] faceChest = getAdjacentBlocks(b);
 
                 for (Block a : faceChest) {
-                    if (a.getType() == Material.SIGN || a.getType() == Material.WALL_SIGN) {
+                    if (MaterialUtil.isSign(a.getType())) {
                         final Sign sign = (Sign) a.getState();
                         if (sign.getLine(0).equalsIgnoreCase("§1[Protection]")) {
                             return true;

Essentials/src/com/earth2me/essentials/signs/SignTrade.java

@@ -26,8 +26,8 @@ public class SignTrade extends EssentialsSign {
     protected boolean onSignCreate(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException, ChargeException {
         validateTrade(sign, 1, false, ess);
         validateTrade(sign, 2, true, ess);
-        final Trade trade = getTrade(sign, 2, AmountType.ROUNDED, true, ess);
-        final Trade charge = getTrade(sign, 1, AmountType.ROUNDED, false, ess);
+        final Trade trade = getTrade(sign, 2, AmountType.ROUNDED, true, true, ess);
+        final Trade charge = getTrade(sign, 1, AmountType.ROUNDED, false, true, ess);
         if (trade.getType() == charge.getType() && (trade.getType() != TradeType.ITEM || trade.getItemStack().isSimilar(charge.getItemStack()))) {
             throw new SignException("You cannot trade for the same item type.");
         }
@@ -44,7 +44,7 @@ public class SignTrade extends EssentialsSign {
             final Trade store = rechargeSign(sign, ess, player);
             Trade stored;
             try {
-                stored = getTrade(sign, 1, AmountType.TOTAL, true, ess);
+                stored = getTrade(sign, 1, AmountType.TOTAL, true, true, ess);
                 subtractAmount(sign, 1, stored, ess);
 
                 Map<Integer, ItemStack> withdraw = stored.pay(player, OverflowType.RETURN);
@@ -62,8 +62,8 @@ public class SignTrade extends EssentialsSign {
             }
             Trade.log("Sign", "Trade", "Deposit", username, store, username, null, sign.getBlock().getLocation(), ess);
         } else {
-            final Trade charge = getTrade(sign, 1, AmountType.COST, false, ess);
-            final Trade trade = getTrade(sign, 2, AmountType.COST, true, ess);
+            final Trade charge = getTrade(sign, 1, AmountType.COST, false, true, ess);
+            final Trade trade = getTrade(sign, 2, AmountType.COST, true, true, ess);
             charge.isAffordableFor(player);
             addAmount(sign, 1, charge, ess);
             subtractAmount(sign, 2, trade, ess);
@@ -80,7 +80,7 @@ public class SignTrade extends EssentialsSign {
     }
 
     private Trade rechargeSign(final ISign sign, final IEssentials ess, final User player) throws SignException, ChargeException {
-        final Trade trade = getTrade(sign, 2, AmountType.COST, false, ess);
+        final Trade trade = getTrade(sign, 2, AmountType.COST, false, true, ess);
         if (trade.getItemStack() != null && player.getBase().getItemInHand() != null && trade.getItemStack().getType() == player.getBase().getItemInHand().getType() && trade.getItemStack().getDurability() == player.getBase().getItemInHand().getDurability() && trade.getItemStack().getEnchantments().equals(player.getBase().getItemInHand().getEnchantments())) {
             int amount = player.getBase().getItemInHand().getAmount();
             amount -= amount % trade.getItemStack().getAmount();
@@ -106,8 +106,8 @@ public class SignTrade extends EssentialsSign {
 
         if (canBreak) {
             try {
-                final Trade stored1 = getTrade(sign, 1, AmountType.TOTAL, false, ess);
-                final Trade stored2 = getTrade(sign, 2, AmountType.TOTAL, false, ess);
+                final Trade stored1 = getTrade(sign, 1, AmountType.TOTAL, false, true, ess);
+                final Trade stored2 = getTrade(sign, 2, AmountType.TOTAL, false, true, ess);
 
                 if (!canCollect) {
                     Trade.log("Sign", "Trade", "Destroy", signOwner, stored2, username, stored1, sign.getBlock().getLocation(), ess);
@@ -206,6 +206,10 @@ public class SignTrade extends EssentialsSign {
     }
 
     protected final Trade getTrade(final ISign sign, final int index, final AmountType amountType, final boolean notEmpty, final IEssentials ess) throws SignException {
+        return getTrade(sign, index, amountType, notEmpty, false, ess);
+    }
+
+    protected final Trade getTrade(final ISign sign, final int index, final AmountType amountType, final boolean notEmpty, final boolean allowId, final IEssentials ess) throws SignException {
         final String line = sign.getLine(index).trim();
         if (line.isEmpty()) {
             throw new SignException("Empty line");
@@ -237,7 +241,7 @@ public class SignTrade extends EssentialsSign {
                 return new Trade((amountType == AmountType.COST ? stackamount : amount), ess);
             } else {
                 final int stackamount = getIntegerPositive(split[0]);
-                final ItemStack item = getItemStack(split[1], stackamount, true, ess);
+                final ItemStack item = getItemStack(split[1], stackamount, allowId, ess);
                 int amount = getInteger(split[2]);
                 if (amountType == AmountType.ROUNDED) {
                     amount -= amount % stackamount;

Essentials/src/com/earth2me/essentials/utils/EnumUtil.java

@@ -12,7 +12,7 @@ public class EnumUtil {
 
     /**
      * Returns the field matching the first provided enum name that exists within the given
-     * enum class.
+     * enum class. If no field is found, this method returns null.
      *
      * @param enumClass The class to search through
      * @param names The names of the fields to search for

Essentials/src/com/earth2me/essentials/utils/LocationUtil.java

@@ -17,7 +17,7 @@ import static com.earth2me.essentials.I18n.tl;
 
 public class LocationUtil {
     // The player can stand inside these materials
-    public static final Set<Material> HOLLOW_MATERIALS = new HashSet<>();
+    private static final Set<Material> HOLLOW_MATERIALS = new HashSet<>();
     private static final Set<Material> TRANSPARENT_MATERIALS = new HashSet<>();
 
     static {
@@ -32,8 +32,7 @@ public class LocationUtil {
         TRANSPARENT_MATERIALS.add(Material.WATER);
         try {
             TRANSPARENT_MATERIALS.add(Material.valueOf("FLOWING_WATER"));
-        } catch (Exception ignored) { // 1.13 WATER uses Levelled
-        }
+        } catch (Exception ignored) {} // 1.13 WATER uses Levelled
     }
 
     public static final int RADIUS = 3;
@@ -49,7 +48,7 @@ public class LocationUtil {
         public int y;
         public int z;
 
-        public Vector3D(int x, int y, int z) {
+        Vector3D(int x, int y, int z) {
             this.x = x;
             this.y = y;
             this.z = z;
@@ -57,7 +56,7 @@ public class LocationUtil {
     }
 
     static {
-        List<Vector3D> pos = new ArrayList<Vector3D>();
+        List<Vector3D> pos = new ArrayList<>();
         for (int x = -RADIUS; x <= RADIUS; x++) {
             for (int y = -RADIUS; y <= RADIUS; y++) {
                 for (int z = -RADIUS; z <= RADIUS; z++) {
@@ -65,30 +64,22 @@ public class LocationUtil {
                 }
             }
         }
-        Collections.sort(pos, new Comparator<Vector3D>() {
-            @Override
-            public int compare(Vector3D a, Vector3D b) {
-                return (a.x * a.x + a.y * a.y + a.z * a.z) - (b.x * b.x + b.y * b.y + b.z * b.z);
-            }
-        });
+        pos.sort(Comparator.comparingInt(a -> (a.x * a.x + a.y * a.y + a.z * a.z)));
         VOLUME = pos.toArray(new Vector3D[0]);
     }
 
-    @SuppressWarnings("deprecation")
     public static Location getTarget(final LivingEntity entity) throws Exception {
         Block block = null;
         try {
             block = entity.getTargetBlock(TRANSPARENT_MATERIALS, 300);
-        } catch (NoSuchMethodError e) {
-            // failing now :(
-        }
+        } catch (NoSuchMethodError ignored) {} // failing now :(
         if (block == null) {
             throw new Exception("Not targeting a block");
         }
         return block.getLocation();
     }
 
-    static boolean isBlockAboveAir(final World world, final int x, final int y, final int z) {
+    public static boolean isBlockAboveAir(final World world, final int x, final int y, final int z) {
         return y > world.getMaxHeight() || HOLLOW_MATERIALS.contains(world.getBlockAt(x, y - 1, z).getType());
     }
 
@@ -124,8 +115,7 @@ public class LocationUtil {
             if (below.getType() == Material.valueOf("FLOWING_LAVA")) {
                 return true;
             }
-        } catch (Exception ignored) { // 1.13 LAVA uses Levelled
-        }
+        } catch (Exception ignored) {} // 1.13 LAVA uses Levelled
 
         Material PORTAL = EnumUtil.getMaterial("NETHER_PORTAL", "PORTAL");
 
@@ -159,7 +149,6 @@ public class LocationUtil {
                 user.getBase().setFlying(true);
             }
             // ess can be null if old deprecated method is calling it.
-            System.out.println((ess == null) + " " + ess.getSettings().isTeleportToCenterLocation());
             if (ess == null || ess.getSettings().isTeleportToCenterLocation()) {
                 return getRoundedDestination(loc);
             } else {

Essentials/src/com/earth2me/essentials/utils/MaterialUtil.java

@@ -103,11 +103,16 @@ public class MaterialUtil {
     }
 
     public static Material convertFromLegacy(int id, byte damage) {
-        return EnumSet.allOf(Material.class).stream()
-            .filter(material -> material.getId() == id)
-            .findFirst()
-            .map(material -> Bukkit.getUnsafe().fromLegacy(new MaterialData(material, damage)))
-            .orElse(null);
+        for (Material material : EnumSet.allOf(Material.class)) {
+            if (material.getId() == id) {
+                try {
+                    return Bukkit.getUnsafe().fromLegacy(new MaterialData(material, damage));
+                } catch (NoSuchMethodError error) {
+                    return material;
+                }
+            }
+        }
+        return null;
     }
 
     public static DyeColor getColorOf(Material material) {

Essentials/src/com/earth2me/essentials/utils/VersionUtil.java

@@ -12,6 +12,7 @@ import java.util.regex.Pattern;
 public class VersionUtil {
 
     public static final BukkitVersion v1_8_8_R01 = BukkitVersion.fromString("1.8.8-R0.1-SNAPSHOT");
+    public static final BukkitVersion v1_9_R01 = BukkitVersion.fromString("1.9-R0.1-SNAPSHOT");
     public static final BukkitVersion v1_9_4_R01 = BukkitVersion.fromString("1.9.4-R0.1-SNAPSHOT");
     public static final BukkitVersion v1_10_2_R01 = BukkitVersion.fromString("1.10.2-R0.1-SNAPSHOT");
     public static final BukkitVersion v1_11_2_R01 = BukkitVersion.fromString("1.11.2-R0.1-SNAPSHOT");
@@ -22,8 +23,13 @@ public class VersionUtil {
 
     private static final Set<BukkitVersion> supportedVersions = ImmutableSet.of(v1_8_8_R01, v1_9_4_R01, v1_10_2_R01, v1_11_2_R01, v1_12_2_R01, v1_13_2_R01);
 
+    private static BukkitVersion serverVersion = null;
+
     public static BukkitVersion getServerBukkitVersion() {
-        return BukkitVersion.fromString(Bukkit.getServer().getBukkitVersion());
+        if (serverVersion == null) {
+            serverVersion = BukkitVersion.fromString(Bukkit.getServer().getBukkitVersion());
+        }
+        return serverVersion;
     }
 
     public static boolean isServerSupported() {
@@ -48,7 +54,16 @@ public class VersionUtil {
                 matcher = VERSION_PATTERN.matcher(v1_13_2_R01.toString());
                 Preconditions.checkArgument(matcher.matches(), string + " is not in valid version format. e.g. 1.8.8-R0.1");
             }
-            return new BukkitVersion(Integer.parseInt(matcher.group(1)), Integer.parseInt(matcher.group(2)), Integer.parseInt(matcher.group(3)), Double.parseDouble(matcher.group(4)));
+
+            return from(matcher.group(1), matcher.group(2), matcher.group(3), matcher.group(4));
+        }
+
+        private static BukkitVersion from(String major, String minor, String patch, String revision) {
+            if (patch.isEmpty()) patch = "0";
+            return new BukkitVersion(Integer.parseInt(major),
+                Integer.parseInt(minor),
+                Integer.parseInt(patch),
+                Double.parseDouble(revision));
         }
 
         private BukkitVersion(int major, int minor, int patch, double revision) {

Essentials/src/items.csv

@@ -1901,9 +1901,6 @@ plantren,91,0
 glowpumpkin,91,0
 gpumpkin,91,0
 lpumpkin,91,0
-lockedchest,95,0
-lockchest,95,0
-jokechest,95,0
 whiteglass,95,0
 whitesglass,95,0
 whitestainedglass,95,0

Essentials/src/messages.properties

@@ -211,6 +211,7 @@ is=is
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76is banned.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74That item cannot be sold to the server.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Item must be traded in stacks. A quantity of 2s would be two stacks, etc.
 itemNames=\u00a76Item short names\:\u00a7r {0}
 itemNotEnough1=\u00a74You do not have enough of that item to sell.
@@ -544,7 +545,7 @@ typeTpacancel=\u00a76To cancel this request, type \u00a7c/tpacancel\u00a76.
 typeTpaccept=\u00a76To teleport, type \u00a7c/tpaccept\u00a76.
 typeTpdeny=\u00a76To deny this request, type \u00a7c/tpdeny\u00a76.
 typeWorldName=\u00a76You can also type the name of a specific world.
-unableToSpawnItem=\u00a74Cannot spawn \u00a7c{0}\u00a74, this is not a spawnable item.
+unableToSpawnItem=\u00a74Cannot spawn \u00a7c{0}\u00a74; this is not a spawnable item.
 unableToSpawnMob=\u00a74Unable to spawn mob.
 unignorePlayer=\u00a76You are not ignoring player\u00a7c {0} \u00a76anymore.
 unknownItemId=\u00a74Unknown item id\:\u00a7r {0}\u00a74.

Essentials/src/messages_cs.properties

@@ -211,6 +211,7 @@ is=je
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76je zabanovana.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74Tento predmet nelze prodat serveru.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Predmety musi byt vymeneny ve stacku.
 itemNames=\u00a76Zkracene nazvy predmetu\:\u00a7r {0}
 itemNotEnough1=\u00a74Nemas dostatek, aby jsi jej mohl prodat.

Essentials/src/messages_da.properties

@@ -211,6 +211,7 @@ is=er
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76er banlyst.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74Det element kan ikke s\u00e6lges til serveren.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Elementet skal forhandles i form at stakke. En m\u00e6ngde af 2s vil v\u00e6re 2 stakke, osv.
 itemNames=\u00a76Elementforkortelser\:\u00a7r {0}
 itemNotEnough1=\u00a74Du har ikke nok af det element til at s\u00e6lge det.

Essentials/src/messages_de.properties

@@ -211,6 +211,7 @@ is=ist
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76wurde gesperrt.
 internalError=\u00a7cBeim ausf\u00fchren des Befehls ist ein interner Fehler aufgetreten.
 itemCannotBeSold=\u00a74Dieser Gegenstand kann nicht verkauft werden.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Gegenstand muss als Stapel verkauft werden. Eine Anzahl von 2s verkauft 2 Stapel usw.
 itemNames=\u00a76Kurze Gegenstandsnamen\:\u00a7r {0}
 itemNotEnough1=\u00a74Du hast nicht genug Gegenst\u00e4nde zu verkaufen.
@@ -223,7 +224,7 @@ itemsNotConverted=\u00a74Du hast keine Items, die in Bl\u00f6cke konvertiert wer
 itemSold=\u00a7aVerkauft f\u00fcr \u00a7c{0}\u00a7a ({1} {2} Einheiten je {3})
 itemSoldConsole=\u00a7a{0} $averkauft {1} f\u00fcr \u00a7a{2} \u00a7a({3} Einheiten je {4})
 itemSpawn=\u00a76Du gibst dir\u00a7c {0}\u00a76x\u00a7c {1}
-itemType=\u00a76Gegenstand\:\u00a7c {0} \u00a76-\u00a7c {1}
+itemType=\u00a76Gegenstand\:\u00a7c {0} \u00a76
 jailAlreadyIncarcerated=\u00a74Spieler ist bereits im Gef\u00e4ngnis\:\u00a7c {0}
 jailList=\u00a76Jails\:\u00a7r {0}
 jailMessage=\u00a74Du hast ein Verbrechen begangen, also musst du deine Zeit absitzen.
@@ -574,7 +575,7 @@ versionOutputVaultMissing=\u00a74Vault ist nicht installiert. Der Chat und die P
 versionOutputFine=\u00a76{0} Version: \u00a7a{1}
 versionOutputWarn=\u00a76{0} Version: \u00a7c{1}
 versionOutputUnsupported=\u00a7d{0} \u00a76Version: \u00a7d{1}
-versionOutputUnsupportedPlugins=\u00a76Du verwendest Plugins, die \u00a7nicht unterst\u00fctzt\u00a76 werden.!
+versionOutputUnsupportedPlugins=\u00a76Du verwendest Plugins, die \u00A7dnicht \u00a76unterst\u00fctzt werden!
 versionMismatch=\u00a74Versionen sind nicht gleich\! Bitte aktualisiere {0}.
 versionMismatchAll=\u00a74Versionen sind nicht gleich\! Bitte aktualisiere alle Essentials jar-Dateien auf die gleiche Version.
 voiceSilenced=\u00a76Du bist nun stummgeschaltet\!

Essentials/src/messages_en.properties

@@ -211,6 +211,7 @@ is=is
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76is banned.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74That item cannot be sold to the server.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Item must be traded in stacks. A quantity of 2s would be two stacks, etc.
 itemNames=\u00a76Item short names\:\u00a7r {0}
 itemNotEnough1=\u00a74You do not have enough of that item to sell.
@@ -544,7 +545,7 @@ typeTpacancel=\u00a76To cancel this request, type \u00a7c/tpacancel\u00a76.
 typeTpaccept=\u00a76To teleport, type \u00a7c/tpaccept\u00a76.
 typeTpdeny=\u00a76To deny this request, type \u00a7c/tpdeny\u00a76.
 typeWorldName=\u00a76You can also type the name of a specific world.
-unableToSpawnItem=\u00a74Cannot spawn \u00a7c{0}\u00a74, this is not a spawnable item.
+unableToSpawnItem=\u00a74Cannot spawn \u00a7c{0}\u00a74; this is not a spawnable item.
 unableToSpawnMob=\u00a74Unable to spawn mob.
 unignorePlayer=\u00a76You are not ignoring player\u00a7c {0} \u00a76anymore.
 unknownItemId=\u00a74Unknown item id\:\u00a7r {0}\u00a74.

Essentials/src/messages_es.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00a76Eliminado\u00a7c {0} \u00a76de\u00a7c {1} \u00a76d
 is=es
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76est\u00e1 baneada.
 itemCannotBeSold=\u00a74\u00a1Ese objeto no puede ser vendido al servidor\!
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=El objeto tiene que ser intercambiado en montones. Una cantidad de 2s ser\u00edan dos montones, etc.
 itemNames=\u00a76Nombre corto del \u00edtem\:\u00a7r {0}

Essentials/src/messages_et.properties

@@ -211,6 +211,7 @@ is=on
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76on blokeeritud.
 internalError=\u00a7cSelle k\u00e4skluse t\u00e4itmisel esines sisemine viga.
 itemCannotBeSold=\u00a74Seda eset ei saa serverile m\u00fc\u00fca.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Eset peab vahetama kuhjadena. N\u00e4iteks kogus 2s oleks kaks kuhja jne.
 itemNames=\u00a76Eseme l\u00fchinimed\:\u00a7r {0}
 itemNotEnough1=\u00a74Sul pole sellest esemest m\u00fc\u00fcmiseks piisavat hulka.
@@ -223,7 +224,7 @@ itemsNotConverted=\u00a74Sul pole esemeid, mida saaks plokkideks konverteerida.
 itemSold=\u00a7aM\u00fc\u00fcdud hinnaga \u00a7c{0} \u00a7a({1} {2} hinnaga {3} t\u00fckk).
 itemSoldConsole=\u00a7aM\u00e4ngija {0} \u00a7am\u00fc\u00fcs {1} hinnaga \u00a7a{2} \u00a7a({3} eset hinnaga {4} t\u00fckk).
 itemSpawn=\u00a76Annan m\u00e4ngijale\u00a7c {0} {1}
-itemType=\u00a76Ese\:\u00a7c {0} \u00a76-\u00a7c {1}
+itemType=\u00a76Ese\:\u00a7c {0} \u00a76
 jailAlreadyIncarcerated=\u00a74M\u00e4ngija on juba vanglas\:\u00a7c {0}
 jailList=\u00a76Vanglad\:\u00a7r {0}
 jailMessage=\u00a74Sooritasid kuriteo, istud oma aja \u00e4ra.

Essentials/src/messages_fi.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00a76Removed\u00a7c {0} \u00a76of\u00a7c {1} \u00a76fro
 is=on
 isIpBanned=\u00a76IP \u00a7c {0} \u00a76On karkoitettu.
 itemCannotBeSold=Tuota tavaraa ei voi myyd\u00e4 t\u00e4ll\u00e4 palvelimella.
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=Tavara pit\u00e4\u00e4 vaihtaa pakattuina. M\u00e4\u00e4r\u00e4 2s olisi kaksi pakettia, jne.
 itemNames=\u00a76Item short names\:\u00a7r {0}

Essentials/src/messages_fr.properties

@@ -211,6 +211,7 @@ is=est
 isIpBanned=\u00a76L''IP \u00a7c{0} \u00a76est bannie.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=Cet objet ne peut \u00eatre vendu au serveur.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=Cet objet doit \u00eatre vendu par 64. Une quantit\u00e9 de 2 serait deux fois 64.
 itemNames=Noms d''item courts \: {0}
 itemNotEnough1=\u00a7cVous n''avez pas assez de cet objet pour le vendre.

Essentials/src/messages_hu.properties

@@ -211,6 +211,7 @@ is=van
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76m\u00e1r ki van tiltva.
 internalError=\u00a7cBels\u00f5 hiba t\u00f6rt\u00e9nt a parancs v\u00e9grehajt\u00e1sa k\u00f6zben.
 itemCannotBeSold=\u00a74Ezt nem adhatod el a szerveren.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74A t\u00e1rgyat k\u00f6tegben kell \u00e9rt\u00e9kes\u00edteni. A 2s mennyis\u00e9ge k\u00e9t stack lenne, stb.
 itemNames=\u00a76T\u00e1rgy r\u00f6vid nevei\:\u00a7r {0}
 itemNotEnough1=\u00a74Nincs el\u00e9g eladni val\u00f3 t\u00e1rgyad.

Essentials/src/messages_it.properties

@@ -211,6 +211,7 @@ is=\u00E8
 isIpBanned=\u00a76L''IP \u00a7c{0} \u00a76\u00e8 bannato.
 internalError=\u00a7cSi \u00e8 verificato un errore durante l''esecuzione di questo comando.
 itemCannotBeSold=\u00a74Quell''oggetto non pu\u00F2 essere venduto al server.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74L''oggetto deve essere scambiato in stack. Una quantit\u00E0 di 2 sarebbero due stack, etc.
 itemNames=\u00a76Nomi corti oggetti\:\u00a7r {0}
 itemNotEnough1=\u00a74Non hai abbastanza di quell''oggetto per venderlo.

Essentials/src/messages_ko.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00a76Removed\u00a7c {0} \u00a76of\u00a7c {1} \u00a76fro
 is=\uc740/\ub294
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76\ub294 \ucc28\ub2e8 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.
 itemCannotBeSold=\uadf8 \uc544\uc774\ud15c\uc740 \uc11c\ubc84\uc5d0 \ud314 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=\uc544\uc774\ud15c\uc744 \uac70\ub798\ud558\uae30 \uc704\ud574\uc11c 2\uac1c \uc774\uc0c1\uc758 \uac19\uc740\uc544\uc774\ud15c\uc744 \uac00\uc9c0\uace0\uc788\uc5b4\uc57c\ud569\ub2c8\ub2e4.
 itemNames=\u00a76\uc9e7\uc740 \uc544\uc774\ud15c \uc774\ub984\:\u00a7r {0}

Essentials/src/messages_lt.properties

@@ -211,6 +211,7 @@ is=is
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76yra u\u017eblokuotas.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74\u0160is daiktas negali b\u016bti parduotas serveryje.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Daiktas turi buti parduotas po 1 stack.
 itemNames=\u00a76Daikt\u0173 trumpi pavadinimai\:\u00a7r {0}
 itemNotEnough1=\u00a74Tu neturi pakankamai daiktu pardavimui.

Essentials/src/messages_nl.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00a76\u00a7c {0} \u00a76stuks\u00a7c {1} \u00a76zijn ve
 is=is
 isIpBanned=\u00a76IP \u00a7c {0} \u00a76is verbannen.
 itemCannotBeSold=Dat voorwerp kan niet aan de server worden verkocht.
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=Voorwerp moet geruild worden als stapel. Een hoeveelheid van 2 moet dus geruild worden als twee stapels, etc.
 itemNames=Kortere namen voor het item\: {0}

Essentials/src/messages_pl.properties

@@ -211,6 +211,7 @@ is=jest
 isIpBanned=\u00a77IP \u00a7c{0} \u00a77jest zbanowany.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a7rNie mo\u017Cesz sprzeda\u0107 tego przedmiotu serwerowi.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Przedmiotem handluje si\u0119 w stackach. Wielko\u015B\u0107 2s to dwa stacki itd.
 itemNames=\u00a77Kr\u00F3tka nazwa\:\u00a7r {0}
 itemNotEnough1=\u00a74Masz za ma\u0142o tego przedmiotu, aby go sprzeda\u0107.

Essentials/src/messages_pt.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00A76Removido\u00A7c {0} \u00A76de\u00A7c {1} \u00A76de
 is=\u00E9
 isIpBanned=\u00A76IP \u00A7c{0} \u00A76 est\u00E1 banido.
 itemCannotBeSold=\u00A74Esse item n\u00E3o pode ser vendido ao servidor.
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=\u00A74O item tem de ser trocado em stacks. A quantidade de 2 deveria ser 2 stacks, etc.
 itemNames=\u00A76Nomes pequenos para o itens:\u00A7r {0}

Essentials/src/messages_pt_BR.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00A76Removido\u00A7c {0} \u00A76de\u00A7c {1} \u00A76de
 is=\u00E9
 isIpBanned=\u00A76IP \u00A7c{0} \u00A76 est\u00E1 banido.
 itemCannotBeSold=\u00A74Esse item n\u00E3o pode ser vendido para o servidor.
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=\u00A74O item deve ser trocado em packs. A quantidade de 2 deveria ser 2 packs, etc.
 itemNames=\u00A76Nomes pequenos para o item\:\u00A7r {0}

Essentials/src/messages_ro.properties

@@ -211,6 +211,7 @@ is=este
 isIpBanned=\u00a76IP-ul \u00a7c {0} \u00a76este interzis.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74Acest obiect nu poate fi vandut pe server.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74Obiectul trebuie comercializat in stacuri. O cantitate de 2s ar trebuie sa fie 2 stacuri, s.a.m.d.
 itemNames=\u00a76Numele scurte ale obiectului\:\u00a7r {0}
 itemNotEnough1=\u00a74YNu ai destul din acest obiect pentru a-l putea vinde.

Essentials/src/messages_ru.properties

@@ -211,6 +211,7 @@ is=\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76\u0437\u0430\u0431\u0430\u043d\u0435\u043d.
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74\u042d\u0442\u043e\u0442 \u043f\u0440\u0435\u0434\u043c\u0435\u0442 \u043d\u0435 \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u043f\u0440\u043e\u0434\u0430\u043d.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74\u041f\u0440\u0435\u0434\u043c\u0435\u0442\u044b \u0434\u043e\u043b\u0436\u043d\u044b \u0431\u044b\u0442\u044c \u0432 \u0441\u0442\u0430\u043a\u0435. A quantity of 2s would be two stacks, etc.
 itemNames=\u00a76\u041c\u0430\u043b\u0435\u043d\u044c\u043a\u0438\u0435 \u043d\u0430\u0437\u0432\u0430\u043d\u0438\u044f \u043f\u0440\u0435\u0434\u043c\u0435\u0442\u0430\:\u00a7r {0}
 itemNotEnough1=\u00a74\u0423 \u0412\u0430\u0441 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043f\u0440\u0435\u0434\u043c\u0435\u0442\u043e\u0432 \u0434\u043b\u044f \u043f\u0440\u043e\u0434\u0430\u0436\u0438.

Essentials/src/messages_sv.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00a76Tog bort \u00a7c {0} \u00a76av\u00a7c {1} \u00a76f
 is=\u00e4r
 isIpBanned=\u00a76IP \u00a7c {0} \u00a76\u00e4r bannad.
 itemCannotBeSold=Det objektet kan inte s\u00e4ljas till servern.
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=Objektet m\u00e5ste k\u00f6pas i staplar. En m\u00e4ngd av 2s kommer bli 2 staplar, etc.
 itemNames=F\u00f6rkortning p\u00e5 objekt\: {0}

Essentials/src/messages_tr.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00a76Silindi\u00a7c {0} \u00a76of\u00a7c {1} \u00a76Tar
 is=olan
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76yasaklandi.
 itemCannotBeSold=\u00a74Bu Esyayi Sunucuya Satamazsiniz\!
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=\u00a74Esya Takasi Icin Elindeki Esyanin Bir Stack(Dolu 64) Olmasi Gerekir.
 itemNames=\u00a76Esya Kisaltmalari\:\u00a7r {0}

Essentials/src/messages_vi.properties

@@ -188,6 +188,7 @@ invalidWarpName=\u00a74\u0054\u00ea\u006e \u006b\u0068\u0075 \u0076\u1ef1\u0063
 invalidWorld=\u00a74\u0054\u0068\u1ebf \u0067\u0069\u1edb\u0069 \u006b\u0068\u00f4\u006e\u0067 \u0068\u1ee3\u0070 \u006c\u1ec7.
 is=\u006c\u01b0\u0075 \u0067\u0069\u1eef
 itemCannotBeSold=\u00a74\u0056\u1ead\u0074 \u0070\u0068\u1ea9\u006d \u006e\u00e0\u0079 \u006b\u0068\u00f4\u006e\u0067 \u0074\u0068\u1ec3 \u0062\u00e1\u006e \u0074\u0072\u00ea\u006e \u006d\u00e1\u0079 \u0063\u0068\u1ee7.
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74\u0056\u1ead\u0074 \u0070\u0068\u1ea9\u006d \u0111\u1ed5\u0069 \u0111\u01b0\u1ee3\u0063 \u0070\u0068\u1ea3\u0069 \u0111\u1ea7\u0079\u002e \u004d\u1ed9\u0074 \u0073\u1ed1 \u006c\u01b0\u1ee3\u006e\u0067 \u0111\u1ea7\u0079 \u0068\u01a1\u006e \u006e\u00f3 \u0073\u1ebd \u0074\u0068\u00e0\u006e\u0068 \u0068\u0061\u0069\u002c \u0076\u002e\u0076\u002e\u002e\u002e.
 itemNames=\u00a76\u0054\u00ea\u006e \u0074\u0068\u0075 \u0067\u1ecd\u006e\:\u00a7r {0}
 itemNotEnough1=\u00a74\u0042\u1ea1\u006e \u006b\u0068\u00f4\u006e\u0067 \u0063\u00f3 \u0111\u1ee7 \u0076\u1ead\u0074 \u0070\u0068\u1ea9\u006d \u0111\u1ec3 \u0062\u00e1\u006e.

Essentials/src/messages_zh.properties

@@ -210,6 +210,7 @@ inventoryClearingStack=\u00a76\u79fb\u9664\u00a7c {0} \u00a76\u4e2a\u00a7c {1} \
 is=\u662f
 isIpBanned=\u00a76IP\u5730\u5740 \u00a7c{0} \u00a76\u5df2\u88ab\u5c01\u7981.
 itemCannotBeSold=\u00a74\u8be5\u7269\u54c1\u65e0\u6cd5\u5356\u7ed9\u670d\u52a1\u5668
+itemId=\u00a76ID\:\u00a7c {0}
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemMustBeStacked=\u00a74\u7269\u54c1\u5fc5\u987b\u6210\u7ec4\u7684\u8fdb\u884c\u4ea4\u6613,2s\u4ee3\u8868\u7684\u6570\u91cf\u662f2\u7ec4\u7269\u54c1,\u4ee5\u6b64\u7c7b\u63a8
 itemNames=\u00a76\u7269\u54c1\u7b80\u6613\u540d\u79f0\:\u00a7r {0}

Essentials/src/messages_zh_HK.properties

@@ -211,6 +211,7 @@ is=\u662f
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76\u5df2\u88ab\u5c01\u9396\u3002
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74\u8a72\u7269\u54c1\u7121\u6cd5\u8ce3\u7d66\u670d\u52d9\u5668
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74\u7269\u54c1\u5fc5\u9808\u6210\u7d44\u4ea4\u6613,2s\u7684\u6578\u91cf\u662f2\u7d44,\u4ee5\u6b64\u985e\u63a8
 itemNames=\u00a76\u7269\u54c1\u7c21\u6613\u540d\u7a31\:\u00a7r {0}
 itemNotEnough1=\u00a74\u4f60\u6c92\u6709\u8db3\u5920\u7684\u8a72\u7269\u54c1\u4f86\u8ce3\u51fa

Essentials/src/messages_zh_TW.properties

@@ -211,6 +211,7 @@ is=\u662f
 isIpBanned=\u00a76IP \u00a7c{0} \u00a76\u5df2\u88ab\u5c01\u9396\u3002
 internalError=\u00a7cAn internal error occurred while attempting to perform this command.
 itemCannotBeSold=\u00a74\u8a72\u7269\u54c1\u7121\u6cd5\u8ce3\u7d66\u4f3a\u670d\u5668
+itemId=\u00a76ID\:\u00a7c {0}
 itemMustBeStacked=\u00a74\u7269\u54c1\u5fc5\u9808\u6210\u7d44\u4ea4\u6613,2s\u7684\u6578\u91cf\u662f2\u7d44,\u4ee5\u6b64\u985e\u63a8
 itemNames=\u00a76\u7269\u54c1\u7c21\u6613\u540d\u7a31\:\u00a7r {0}
 itemNotEnough1=\u00a74\u4f60\u6c92\u6709\u8db3\u5920\u7684\u8a72\u7269\u54c1\u4f86\u8ce3\u51fa

Essentials/test/com/earth2me/essentials/EconomyTest.java

@@ -5,34 +5,33 @@ import com.earth2me.essentials.api.UserDoesNotExistException;
 import com.earth2me.essentials.commands.IEssentialsCommand;
 import com.earth2me.essentials.commands.NoChargeException;
 
-import junit.framework.TestCase;
 import net.ess3.api.Economy;
 import org.bukkit.World.Environment;
 import org.bukkit.command.CommandSender;
 import org.bukkit.plugin.InvalidDescriptionException;
+import org.junit.Assert;
 import org.junit.Test;
 
 import java.io.IOException;
 
 
-public class EconomyTest extends TestCase {
+public class EconomyTest {
     private final transient Essentials ess;
     private static final String NPCNAME = "npc1";
     private static final String PLAYERNAME = "testPlayer1";
     private static final String PLAYERNAME2 = "testPlayer2";
     private final FakeServer server;
 
-    public EconomyTest(final String testName) {
-        super(testName);
+    public EconomyTest() {
         this.server = new FakeServer();
         server.createWorld("testWorld", Environment.NORMAL);
         ess = new Essentials(server);
         try {
             ess.setupForTesting(server);
         } catch (InvalidDescriptionException ex) {
-            fail("InvalidDescriptionException");
+            Assert.fail("InvalidDescriptionException");
         } catch (IOException ex) {
-            fail("IOException");
+            Assert.fail("IOException");
         }
         server.addPlayer(new OfflinePlayer(PLAYERNAME, ess.getServer()));
         server.addPlayer(new OfflinePlayer(PLAYERNAME2, ess.getServer()));
@@ -42,66 +41,63 @@ public class EconomyTest extends TestCase {
     @Test
     public void testEconomy() {
         // test NPC
-        assertFalse("NPC does not exists", Economy.playerExists(NPCNAME));
-        assertTrue("Create NPC", Economy.createNPC(NPCNAME));
-        assertTrue("NPC exists", Economy.playerExists(NPCNAME));
-        assertNotNull("NPC can be accessed", ess.getOfflineUser(NPCNAME));
+        Assert.assertFalse("NPC does not exists", Economy.playerExists(NPCNAME));
+        Assert.assertTrue("Create NPC", Economy.createNPC(NPCNAME));
+        Assert.assertTrue("NPC exists", Economy.playerExists(NPCNAME));
+        Assert.assertNotNull("NPC can be accessed", ess.getOfflineUser(NPCNAME));
         try {
             Economy.removeNPC(NPCNAME);
         } catch (UserDoesNotExistException ex) {
-            fail(ex.getMessage());
+            Assert.fail(ex.getMessage());
         }
-        assertFalse("NPC can be removed", Economy.playerExists(NPCNAME));
+        Assert.assertFalse("NPC can be removed", Economy.playerExists(NPCNAME));
 
         //test Math
         try {
 
-            assertTrue("Player exists", Economy.playerExists(PLAYERNAME));
+            Assert.assertTrue("Player exists", Economy.playerExists(PLAYERNAME));
             Economy.resetBalance(PLAYERNAME);
-            assertEquals("Player has no money", 0.0, Economy.getMoney(PLAYERNAME));
+            Assert.assertEquals("Player has no money", 0.0, Economy.getMoney(PLAYERNAME), 0);
             Economy.add(PLAYERNAME, 10.0);
-            assertEquals("Add money", 10.0, Economy.getMoney(PLAYERNAME));
+            Assert.assertEquals("Add money", 10.0, Economy.getMoney(PLAYERNAME),0);
             Economy.subtract(PLAYERNAME, 5.0);
-            assertEquals("Subtract money", 5.0, Economy.getMoney(PLAYERNAME));
+            Assert.assertEquals("Subtract money", 5.0, Economy.getMoney(PLAYERNAME),0);
             Economy.multiply(PLAYERNAME, 2.0);
-            assertEquals("Multiply money", 10.0, Economy.getMoney(PLAYERNAME));
+            Assert.assertEquals("Multiply money", 10.0, Economy.getMoney(PLAYERNAME),0);
             Economy.divide(PLAYERNAME, 2.0);
-            assertEquals("Divide money", 5.0, Economy.getMoney(PLAYERNAME));
+            Assert.assertEquals("Divide money", 5.0, Economy.getMoney(PLAYERNAME),0);
             Economy.setMoney(PLAYERNAME, 10.0);
-            assertEquals("Set money", 10.0, Economy.getMoney(PLAYERNAME));
-        } catch (NoLoanPermittedException ex) {
-            fail(ex.getMessage());
-        } catch (UserDoesNotExistException ex) {
-            fail(ex.getMessage());
+            Assert.assertEquals("Set money", 10.0, Economy.getMoney(PLAYERNAME),0);
+        } catch (NoLoanPermittedException | UserDoesNotExistException ex) {
+            Assert.fail(ex.getMessage());
         }
 
         //test Format
-        assertEquals("Format $1,000", "$1,000", Economy.format(1000.0));
-        assertEquals("Format $10", "$10", Economy.format(10.0));
-        assertEquals("Format $10.10", "$10.10", Economy.format(10.10));
-        assertEquals("Format $10.10", "$10.10", Economy.format(10.1000001));
-        assertEquals("Format $10.10", "$10.10", Economy.format(10.1099999));
+        Assert.assertEquals("Format $1,000", "$1,000", Economy.format(1000.0));
+        Assert.assertEquals("Format $10", "$10", Economy.format(10.0));
+        Assert.assertEquals("Format $10.10", "$10.10", Economy.format(10.10));
+        Assert.assertEquals("Format $10.10", "$10.10", Economy.format(10.1000001));
+        Assert.assertEquals("Format $10.10", "$10.10", Economy.format(10.1099999));
 
 
         //test Exceptions
         try {
-            assertTrue("Player exists", Economy.playerExists(PLAYERNAME));
+            Assert.assertTrue("Player exists", Economy.playerExists(PLAYERNAME));
             Economy.resetBalance(PLAYERNAME);
-            assertEquals("Reset balance", 0.0, Economy.getMoney(PLAYERNAME));
+            Assert.assertEquals("Reset balance", 0.0, Economy.getMoney(PLAYERNAME),0);
             Economy.subtract(PLAYERNAME, 5.0);
-            fail("Did not throw exception");
-        } catch (NoLoanPermittedException ex) {
+            Assert.fail("Did not throw exception");
+        } catch (NoLoanPermittedException ignored) {
         } catch (UserDoesNotExistException ex) {
-            fail(ex.getMessage());
+            Assert.fail(ex.getMessage());
         }
 
         try {
             Economy.resetBalance("UnknownPlayer");
-            fail("Did not throw exception");
+            Assert.fail("Did not throw exception");
         } catch (NoLoanPermittedException ex) {
-            fail(ex.getMessage());
-        } catch (UserDoesNotExistException ex) {
-        }
+            Assert.fail(ex.getMessage());
+        } catch (UserDoesNotExistException ignored) {}
     }
 
     private void runCommand(String command, User user, String args) throws Exception {
@@ -116,8 +112,7 @@ public class EconomyTest extends TestCase {
                 .loadClass("com.earth2me.essentials.commands.Command" + command).newInstance();
             cmd.setEssentials(ess);
             cmd.run(server, user, command, null, args);
-        } catch (NoChargeException ex) {
-        }
+        } catch (NoChargeException ignored) {}
 
     }
 
@@ -135,16 +130,16 @@ public class EconomyTest extends TestCase {
                 .loadClass("com.earth2me.essentials.commands.Command" + command).newInstance();
             cmd.setEssentials(ess);
             cmd.run(server, new CommandSource(sender), command, null, args);
-        } catch (NoChargeException ex) {
-        }
+        } catch (NoChargeException ignored) {}
     }
 
-    public void testNegativePayCommand() throws Exception {
+    @Test
+    public void testNegativePayCommand() {
         User user1 = ess.getUser(PLAYERNAME);
         try {
             runCommand("pay", user1, PLAYERNAME2 + " -123");
         } catch (Exception e) {
-            assertEquals(I18n.tl("payMustBePositive"), e.getMessage());
+            Assert.assertEquals(I18n.tl("payMustBePositive"), e.getMessage());
         }
     }
 }

Essentials/test/com/earth2me/essentials/FakeServer.java

@@ -39,7 +39,6 @@ import org.bukkit.util.CachedServerIcon;
 
 import java.awt.image.BufferedImage;
 import java.io.File;
-import java.io.UnsupportedEncodingException;
 import java.util.*;
 import java.util.concurrent.Callable;
 import java.util.concurrent.Future;
@@ -48,11 +47,11 @@ import java.util.logging.Logger;
 
 
 public class FakeServer implements Server {
-    private List<Player> players = new ArrayList<Player>();
-    private final List<World> worlds = new ArrayList<World>();
-    PluginManager pluginManager = new FakePluginManager();
+    private List<Player> players = new ArrayList<>();
+    private final List<World> worlds = new ArrayList<>();
+    private PluginManager pluginManager = new FakePluginManager();
 
-    public FakeServer() {
+    FakeServer() {
         if (Bukkit.getServer() == null) {
             Bukkit.setServer(this);
         }
@@ -139,7 +138,7 @@ public class FakeServer implements Server {
 
     @Override
     public List<Player> matchPlayer(String string) {
-        List<Player> matches = new ArrayList<Player>();
+        List<Player> matches = new ArrayList<>();
         for (Player player : players) {
             if (player.getName().substring(0, Math.min(player.getName().length(), string.length())).equalsIgnoreCase(string)) {
                 matches.add(player);
@@ -390,12 +389,12 @@ public class FakeServer implements Server {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
-    public void addPlayer(Player base1) {
+    void addPlayer(Player base1) {
         players.add(base1);
         pluginManager.callEvent(new PlayerJoinEvent(base1, null));
     }
 
-    public OfflinePlayer createPlayer(String name) {
+    OfflinePlayer createPlayer(String name) {
         OfflinePlayer player = new OfflinePlayer(name, this);
         player.setLocation(new Location(worlds.get(0), 0, 0, 0, 0, 0));
         return player;
@@ -445,6 +444,10 @@ public class FakeServer implements Server {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    public MapView getMap(int id) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
     @Override
     public int getViewDistance() {
         throw new UnsupportedOperationException("Not supported yet.");
@@ -460,11 +463,6 @@ public class FakeServer implements Server {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
-    @Override
-    public MapView getMap(short s) {
-        throw new UnsupportedOperationException("Not supported yet.");
-    }
-
     @Override
     public MapView createMap(World world) {
         throw new UnsupportedOperationException("Not supported yet.");
@@ -502,7 +500,12 @@ public class FakeServer implements Server {
 
     @Override
     public Player getPlayerExact(String string) {
-        throw new UnsupportedOperationException("Not supported yet.");
+        for (Player player : players) {
+            if (player.getName().equals(string)) {
+                return player;
+            }
+        }
+        return null;
     }
 
     @Override
@@ -589,14 +592,15 @@ public class FakeServer implements Server {
 
             @Override
             public UUID getUniqueId() {
-                if (string == "testPlayer1") {
-                    return UUID.fromString("3c9ebe1a-9098-43fd-bc0c-a369b76817ba");
-                } else if (string == "testPlayer2") {
-                    return UUID.fromString("2c9ebe1a-9098-43fd-bc0c-a369b76817ba");
-                } else if (string == "npc1") {
-                    return null;
+                switch (string) {
+                    case "testPlayer1":
+                        return UUID.fromString("3c9ebe1a-9098-43fd-bc0c-a369b76817ba");
+                    case "testPlayer2":
+                        return UUID.fromString("2c9ebe1a-9098-43fd-bc0c-a369b76817ba");
+                    case "npc1":
+                        return null;
                 }
-                throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+                throw new UnsupportedOperationException("Not supported yet.");
             }
         };
     }
@@ -754,7 +758,7 @@ public class FakeServer implements Server {
     }
 
     @Override
-    public Set getOperators() {
+    public Set<org.bukkit.OfflinePlayer> getOperators() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
@@ -919,12 +923,12 @@ public class FakeServer implements Server {
     }
 
     @Override
-    public CachedServerIcon loadServerIcon(File file) throws Exception {
+    public CachedServerIcon loadServerIcon(File file) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
     @Override
-    public CachedServerIcon loadServerIcon(BufferedImage bufferedImage) throws Exception {
+    public CachedServerIcon loadServerIcon(BufferedImage bufferedImage) {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
@@ -969,6 +973,7 @@ public class FakeServer implements Server {
     }
 
     @Override
+    @SuppressWarnings("deprecation")
     public UnsafeValues getUnsafe() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
@@ -1049,8 +1054,12 @@ public class FakeServer implements Server {
         throw new UnsupportedOperationException("Not supported yet.");
     }
 
+    public <T extends Keyed> Iterable<Tag<T>> getTags(String registry, Class<T> clazz) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
     class FakePluginManager implements PluginManager {
-        ArrayList<RegisteredListener> listeners = new ArrayList<RegisteredListener>();
+        ArrayList<RegisteredListener> listeners = new ArrayList<>();
 
         @Override
         public void registerInterface(Class<? extends PluginLoader> loader) throws IllegalArgumentException {
@@ -1078,7 +1087,7 @@ public class FakeServer implements Server {
         }
 
         @Override
-        public Plugin loadPlugin(File file) throws InvalidPluginException, InvalidDescriptionException, UnknownDependencyException {
+        public Plugin loadPlugin(File file) throws UnknownDependencyException {
             throw new UnsupportedOperationException("Not supported yet.");
         }
 
@@ -1210,9 +1219,14 @@ public class FakeServer implements Server {
         }
     }
 
-	@Override
+    @Override
 	public LootTable getLootTable(NamespacedKey arg0) {
         throw new UnsupportedOperationException("Not supported yet.");
-	}
+    }
+
+    @Override
+    public List<Entity> selectEntities(CommandSender sender, String selector) throws IllegalArgumentException {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
 
 }

Essentials/test/com/earth2me/essentials/MessagingTest.java

@@ -49,8 +49,7 @@ public class MessagingTest {
                 .loadClass("com.earth2me.essentials.commands.Command" + command).newInstance();
             cmd.setEssentials(ess);
             cmd.run(server, user, command, null, args);
-        } catch (NoChargeException ex) {
-        }
+        } catch (NoChargeException ignored) {}
 
     }
 
@@ -68,8 +67,7 @@ public class MessagingTest {
                 .loadClass("com.earth2me.essentials.commands.Command" + command).newInstance();
             cmd.setEssentials(ess);
             cmd.run(server, new CommandSource(sender), command, null, args);
-        } catch (NoChargeException ex) {
-        }
+        } catch (NoChargeException ignored) {}
     }
 
     @Test(expected = Exception.class) // I really don't like this, but see note below about console reply

Essentials/test/com/earth2me/essentials/StorageTest.java

@@ -1,19 +1,19 @@
 package com.earth2me.essentials;
 
-import junit.framework.TestCase;
 import org.bukkit.Location;
 import org.bukkit.World;
 import org.bukkit.World.Environment;
 import org.bukkit.plugin.InvalidDescriptionException;
+import org.junit.Assert;
 import org.junit.Test;
 
 import java.io.IOException;
 
 
-public class StorageTest extends TestCase {
-    Essentials ess;
-    FakeServer server;
-    World world;
+public class StorageTest {
+    private Essentials ess;
+    private FakeServer server;
+    private World world;
 
     public StorageTest() {
         server = new FakeServer();
@@ -22,9 +22,9 @@ public class StorageTest extends TestCase {
         try {
             ess.setupForTesting(server);
         } catch (InvalidDescriptionException ex) {
-            fail("InvalidDescriptionException");
+            Assert.fail("InvalidDescriptionException");
         } catch (IOException ex) {
-            fail("IOException");
+            Assert.fail("IOException");
         }
     }
 

Essentials/test/com/earth2me/essentials/ToggleTest.java

@@ -39,8 +39,7 @@ public class ToggleTest extends TestCase {
             cmd = (IEssentialsCommand) Essentials.class.getClassLoader().loadClass("com.earth2me.essentials.commands.Command" + command).newInstance();
             cmd.setEssentials(ess);
             cmd.run(server, user, command, null, args);
-        } catch (NoChargeException ex) {
-        }
+        } catch (NoChargeException ignored) {}
 
     }
 
@@ -53,8 +52,7 @@ public class ToggleTest extends TestCase {
             cmd = (IEssentialsCommand) Essentials.class.getClassLoader().loadClass("com.earth2me.essentials.commands.Command" + command).newInstance();
             cmd.setEssentials(ess);
             cmd.run(server, new CommandSource(sender), command, null, args);
-        } catch (NoChargeException ex) {
-        }
+        } catch (NoChargeException ignored) {}
 
     }
 

Essentials/test/com/earth2me/essentials/UtilTest.java

@@ -2,6 +2,7 @@ package com.earth2me.essentials;
 
 import com.earth2me.essentials.utils.DateUtil;
 import com.earth2me.essentials.utils.LocationUtil;
+import com.earth2me.essentials.utils.VersionUtil;
 import junit.framework.TestCase;
 import org.bukkit.World.Environment;
 import org.bukkit.plugin.InvalidDescriptionException;
@@ -14,13 +15,11 @@ import java.util.Set;
 
 
 public class UtilTest extends TestCase {
-    private final Essentials ess;
-    private final FakeServer server;
 
     public UtilTest() {
-        server = new FakeServer();
+        FakeServer server = new FakeServer();
         server.createWorld("testWorld", Environment.NORMAL);
-        ess = new Essentials(server);
+        Essentials ess = new Essentials(server);
         try {
             ess.setupForTesting(server);
         } catch (InvalidDescriptionException ex) {
@@ -31,7 +30,7 @@ public class UtilTest extends TestCase {
     }
 
     public void testSafeLocation() {
-        Set<String> testSet = new HashSet<String>();
+        Set<String> testSet = new HashSet<>();
         int count = 0;
         int x, y, z, origX, origY, origZ;
         x = y = z = origX = origY = origZ = 0;
@@ -62,132 +61,146 @@ public class UtilTest extends TestCase {
 
     public void testFDDfuture() {
         Calendar a, b;
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 10, 0, 1);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 1);
         assertEquals("1 second", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 10, 0, 2);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 2);
         assertEquals("2 seconds", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 10, 0, 3);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 3);
         assertEquals("3 seconds", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 10, 1, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 1, 0);
         assertEquals("1 minute", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 10, 2, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 2, 0);
         assertEquals("2 minutes", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 10, 3, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 3, 0);
         assertEquals("3 minutes", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 11, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 11, 0, 0);
         assertEquals("1 hour", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 12, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 12, 0, 0);
         assertEquals("2 hours", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 13, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 13, 0, 0);
         assertEquals("3 hours", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 2, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 2, 10, 0, 0);
         assertEquals("1 day", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 3, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 3, 10, 0, 0);
         assertEquals("2 days", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 4, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 4, 10, 0, 0);
         assertEquals("3 days", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 2, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.MARCH, 1, 10, 0, 0);
         assertEquals("1 month", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 3, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.APRIL, 1, 10, 0, 0);
         assertEquals("2 months", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 4, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.MAY, 1, 10, 0, 0);
         assertEquals("3 months", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2011, 1, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2011, Calendar.FEBRUARY, 1, 10, 0, 0);
         assertEquals("1 year", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2012, 1, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2012, Calendar.FEBRUARY, 1, 10, 0, 0);
         assertEquals("2 years", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2013, 1, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2013, Calendar.FEBRUARY, 1, 10, 0, 0);
         assertEquals("3 years", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2011, 4, 5, 23, 38, 12);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2011, Calendar.MAY, 5, 23, 38, 12);
         assertEquals("1 year 3 months 4 days", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 9, 17, 23, 45, 45);
-        b = new GregorianCalendar(2015, 3, 7, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.OCTOBER, 17, 23, 45, 45);
+        b = new GregorianCalendar(2015, Calendar.APRIL, 7, 10, 0, 0);
         assertEquals("4 years 5 months 20 days", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2011, 4, 31, 10, 0, 0);
-        b = new GregorianCalendar(2011, 4, 31, 10, 5, 0);
+        a = new GregorianCalendar(2011, Calendar.MAY, 31, 10, 0, 0);
+        b = new GregorianCalendar(2011, Calendar.MAY, 31, 10, 5, 0);
         assertEquals("5 minutes", DateUtil.formatDateDiff(a, b));
     }
 
     public void testFDDpast() {
         Calendar a, b;
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 9, 59, 59);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 9, 59, 59);
         assertEquals("1 second", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 9, 59, 58);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 9, 59, 58);
         assertEquals("2 seconds", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 9, 59, 57);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 9, 59, 57);
         assertEquals("3 seconds", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 9, 59, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 9, 59, 0);
         assertEquals("1 minute", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 9, 58, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 9, 58, 0);
         assertEquals("2 minutes", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 9, 57, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 9, 57, 0);
         assertEquals("3 minutes", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 9, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 9, 0, 0);
         assertEquals("1 hour", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 8, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 8, 0, 0);
         assertEquals("2 hours", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 1, 7, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 7, 0, 0);
         assertEquals("3 hours", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 5, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 4, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 5, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 4, 10, 0, 0);
         assertEquals("1 day", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 5, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 3, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 5, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 3, 10, 0, 0);
         assertEquals("2 days", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 5, 10, 0, 0);
-        b = new GregorianCalendar(2010, 1, 2, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 5, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.FEBRUARY, 2, 10, 0, 0);
         assertEquals("3 days", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 5, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 4, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.JUNE, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.MAY, 1, 10, 0, 0);
         assertEquals("1 month", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 5, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 3, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.JUNE, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.APRIL, 1, 10, 0, 0);
         assertEquals("2 months", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 5, 1, 10, 0, 0);
-        b = new GregorianCalendar(2010, 2, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.JUNE, 1, 10, 0, 0);
+        b = new GregorianCalendar(2010, Calendar.MARCH, 1, 10, 0, 0);
         assertEquals("3 months", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2009, 1, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2009, Calendar.FEBRUARY, 1, 10, 0, 0);
         assertEquals("1 year", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2008, 1, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2008, Calendar.FEBRUARY, 1, 10, 0, 0);
         assertEquals("2 years", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2007, 1, 1, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2007, Calendar.FEBRUARY, 1, 10, 0, 0);
         assertEquals("3 years", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 1, 1, 10, 0, 0);
-        b = new GregorianCalendar(2009, 4, 5, 23, 38, 12);
+        a = new GregorianCalendar(2010, Calendar.FEBRUARY, 1, 10, 0, 0);
+        b = new GregorianCalendar(2009, Calendar.MAY, 5, 23, 38, 12);
         assertEquals("8 months 26 days 10 hours", DateUtil.formatDateDiff(a, b));
-        a = new GregorianCalendar(2010, 9, 17, 23, 45, 45);
-        b = new GregorianCalendar(2000, 3, 7, 10, 0, 0);
+        a = new GregorianCalendar(2010, Calendar.OCTOBER, 17, 23, 45, 45);
+        b = new GregorianCalendar(2000, Calendar.APRIL, 7, 10, 0, 0);
         assertEquals("10 years 6 months 10 days", DateUtil.formatDateDiff(a, b));
     }
+
+    public void testVer() {
+        VersionUtil.BukkitVersion v;
+        v = VersionUtil.BukkitVersion.fromString("1.13.2-R0.1");
+        assertEquals(v.getMajor(), 1);
+        assertEquals(v.getMinor(), 13);
+        assertEquals(v.getPatch(), 2);
+        assertEquals(v.getRevision(), 0.1);
+        v = VersionUtil.BukkitVersion.fromString("1.9-R1.4");
+        assertEquals(v.getMajor(), 1);
+        assertEquals(v.getMinor(), 9);
+        assertEquals(v.getPatch(), 0);
+        assertEquals(v.getRevision(), 1.4);
+    }
 }

EssentialsAntiBuild/pom.xml

@@ -6,18 +6,11 @@
     <parent>
         <groupId>net.ess3</groupId>
         <artifactId>EssentialsXParent</artifactId>
-        <version>2.16.0</version>
+        <version>2.16.1</version>
     </parent>
 
     <artifactId>EssentialsXAntiBuild</artifactId>
 
-    <licenses>
-        <license>
-            <name>GPLv3</name>
-            <url>http://www.gnu.org/copyleft/gpl.html</url>
-        </license>
-    </licenses>
-
     <build>
         <finalName>EssentialsXAntiBuild-${full.version}</finalName>
     </build>

EssentialsAntiBuild/src/com/earth2me/essentials/antibuild/EssentialsAntiBuild.java

@@ -1,5 +1,6 @@
 package com.earth2me.essentials.antibuild;
 
+import com.earth2me.essentials.metrics.Metrics;
 import org.bukkit.Material;
 import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.PluginManager;
@@ -14,6 +15,7 @@ public class EssentialsAntiBuild extends JavaPlugin implements IAntiBuild {
     private final transient Map<AntiBuildConfig, Boolean> settingsBoolean = new EnumMap<>(AntiBuildConfig.class);
     private final transient Map<AntiBuildConfig, List<Material>> settingsList = new EnumMap<>(AntiBuildConfig.class);
     private transient EssentialsConnect ess = null;
+    private transient Metrics metrics = null;
 
     @Override
     public void onEnable() {
@@ -26,6 +28,10 @@ public class EssentialsAntiBuild extends JavaPlugin implements IAntiBuild {
 
         final EssentialsAntiBuildListener blockListener = new EssentialsAntiBuildListener(this);
         pm.registerEvents(blockListener, this);
+
+        if (metrics == null) {
+            metrics = new Metrics(this);
+        }
     }
 
     @Override

EssentialsAntiBuild/src/com/earth2me/essentials/antibuild/EssentialsAntiBuildListener.java

@@ -1,6 +1,7 @@
 package com.earth2me.essentials.antibuild;
 
 import com.earth2me.essentials.User;
+import com.earth2me.essentials.utils.VersionUtil;
 import net.ess3.api.IEssentials;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
@@ -21,15 +22,18 @@ import org.bukkit.event.player.PlayerPickupItemEvent;
 import org.bukkit.inventory.ItemStack;
 
 import java.util.logging.Level;
+import java.util.logging.Logger;
+
 
 import static com.earth2me.essentials.I18n.tl;
 
 
 public class EssentialsAntiBuildListener implements Listener {
+    private static final Logger logger = Logger.getLogger("EssentialsAntiBuild");
     final private transient IAntiBuild prot;
     final private transient IEssentials ess;
 
-    public EssentialsAntiBuildListener(final IAntiBuild parent) {
+    EssentialsAntiBuildListener(final IAntiBuild parent) {
         this.prot = parent;
         this.ess = prot.getEssentialsConnect().getEssentials();
 
@@ -52,18 +56,36 @@ public class EssentialsAntiBuildListener implements Listener {
     private boolean metaPermCheck(final User user, final String action, final Block block) {
         if (block == null) {
             if (ess.getSettings().isDebug()) {
-                ess.getLogger().log(Level.INFO, "AntiBuild permission check failed, invalid block.");
+                logger.log(Level.INFO, "AntiBuild permission check failed, invalid block.");
             }
             return false;
         }
-        return metaPermCheck(user, action, block.getType());
+        return metaPermCheck(user, action, block.getType(), block.getData());
     }
 
-    private boolean metaPermCheck(final User user, final String action, final Material material) {
+    public boolean metaPermCheck(final User user, final String action, final Material material) {
         final String blockPerm = "essentials.build." + action + "." + material;
         return user.isAuthorized(blockPerm);
     }
 
+    private boolean metaPermCheck(final User user, final String action, final Material material, final short data) {
+        final String blockPerm = "essentials.build." + action + "." + material;
+        final String dataPerm = blockPerm + ":" + data;
+
+        if (VersionUtil.getServerBukkitVersion().isLowerThan(VersionUtil.v1_13_0_R01)) {
+            if (user.getBase().isPermissionSet(dataPerm)) {
+                return user.isAuthorized(dataPerm);
+            } else {
+                if (ess.getSettings().isDebug()) {
+                    logger.log(Level.INFO, "DataValue perm on " + user.getName() + " is not directly set: " + dataPerm);
+                }
+            }
+        }
+
+
+        return user.isAuthorized(blockPerm);
+    }
+
     @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
     public void onBlockPlace(final BlockPlaceEvent event) {
         final User user = ess.getUser(event.getPlayer());
@@ -181,7 +203,7 @@ public class EssentialsAntiBuildListener implements Listener {
         }
 
         if (prot.getSettingBool(AntiBuildConfig.disable_use) && !user.canBuild() && !user.isAuthorized("essentials.build")) {
-            if (event.hasItem() && !metaPermCheck(user, "interact", item.getType())) {
+            if (event.hasItem() && !metaPermCheck(user, "interact", item.getType(), item.getDurability())) {
                 event.setCancelled(true);
                 if (ess.getSettings().warnOnBuildDisallow()) {
                     user.sendMessage(tl("antiBuildUse", item.getType().toString()));
@@ -206,7 +228,7 @@ public class EssentialsAntiBuildListener implements Listener {
             final ItemStack item = event.getRecipe().getResult();
 
             if (prot.getSettingBool(AntiBuildConfig.disable_use) && !user.canBuild() && !user.isAuthorized("essentials.build")) {
-                if (!metaPermCheck(user, "craft", item.getType())) {
+                if (!metaPermCheck(user, "craft", item.getType(), item.getDurability())) {
                     event.setCancelled(true);
                     if (ess.getSettings().warnOnBuildDisallow()) {
                         user.sendMessage(tl("antiBuildCraft", item.getType().toString()));
@@ -223,7 +245,7 @@ public class EssentialsAntiBuildListener implements Listener {
         final ItemStack item = event.getItemDrop().getItemStack();
 
         if (prot.getSettingBool(AntiBuildConfig.disable_use) && !user.canBuild() && !user.isAuthorized("essentials.build")) {
-            if (!metaPermCheck(user, "drop", item.getType())) {
+            if (!metaPermCheck(user, "drop", item.getType(), item.getDurability())) {
                 event.setCancelled(true);
                 user.getBase().updateInventory();
                 if (ess.getSettings().warnOnBuildDisallow()) {
@@ -250,7 +272,7 @@ public class EssentialsAntiBuildListener implements Listener {
             final ItemStack item = event.getItem().getItemStack();
 
             if (prot.getSettingBool(AntiBuildConfig.disable_use) && !user.canBuild() && !user.isAuthorized("essentials.build")) {
-                if (!metaPermCheck(user, "pickup", item.getType())) {
+                if (!metaPermCheck(user, "pickup", item.getType(), item.getDurability())) {
                     event.setCancelled(true);
                     event.getItem().setPickupDelay(50);
                 }
@@ -266,7 +288,7 @@ public class EssentialsAntiBuildListener implements Listener {
             final ItemStack item = event.getItem().getItemStack();
 
             if (prot.getSettingBool(AntiBuildConfig.disable_use) && !user.canBuild() && !user.isAuthorized("essentials.build")) {
-                if (!metaPermCheck(user, "pickup", item.getType())) {
+                if (!metaPermCheck(user, "pickup", item.getType(), item.getDurability())) {
                     event.setCancelled(true);
                     event.getItem().setPickupDelay(50);
                 }

EssentialsAntiBuild/src/com/earth2me/essentials/antibuild/EssentialsConnect.java

@@ -13,14 +13,14 @@ import java.util.logging.Logger;
 import static com.earth2me.essentials.I18n.tl;
 
 
-public class EssentialsConnect {
-    private static final Logger LOGGER = Logger.getLogger("Minecraft");
+class EssentialsConnect {
+    private static final Logger logger = Logger.getLogger("EssentialsAntiBuild");
     private final transient IEssentials ess;
     private final transient IAntiBuild protect;
 
-    public EssentialsConnect(Plugin essPlugin, Plugin essProtect) {
+    EssentialsConnect(Plugin essPlugin, Plugin essProtect) {
         if (!essProtect.getDescription().getVersion().equals(essPlugin.getDescription().getVersion())) {
-            LOGGER.log(Level.WARNING, tl("versionMismatchAll"));
+            logger.log(Level.WARNING, tl("versionMismatchAll"));
         }
         ess = (IEssentials) essPlugin;
         protect = (IAntiBuild) essProtect;
@@ -29,17 +29,14 @@ public class EssentialsConnect {
         ess.addReloadListener(pr);
     }
 
-    public void onDisable() {
-    }
-
-    public IEssentials getEssentials() {
+    IEssentials getEssentials() {
         return ess;
     }
 
-    public void alert(final User user, final String item, final String type) {
+    void alert(final User user, final String item, final String type) {
         final Location loc = user.getLocation();
         final String warnMessage = tl("alertFormat", user.getName(), type, item, loc.getWorld().getName() + "," + loc.getBlockX() + "," + loc.getBlockY() + "," + loc.getBlockZ());
-        LOGGER.log(Level.WARNING, warnMessage);
+        logger.log(Level.WARNING, warnMessage);
         for (Player p : ess.getServer().getOnlinePlayers()) {
             final User alertUser = ess.getUser(p);
             if (alertUser.isAuthorized("essentials.protect.alerts")) {
@@ -48,7 +45,6 @@ public class EssentialsConnect {
         }
     }
 
-
     private class AntiBuildReloader implements IConf {
         @Override
         public void reloadConfig() {

EssentialsAntiBuild/src/plugin.yml

@@ -6,5 +6,5 @@ version: ${full.version}
 website: http://tiny.cc/EssentialsCommands
 description: Provides build protection.
 authors: [Zenexer, ementalo, Aelux, Brettflan, KimKandor, snowleo, ceulemans, Xeology, KHobbits, Iaccidentally]
-api-version: 1.13
 depend: [Essentials]
+api-version: 1.13

EssentialsChat/pom.xml

@@ -6,18 +6,11 @@
     <parent>
         <groupId>net.ess3</groupId>
         <artifactId>EssentialsXParent</artifactId>
-        <version>2.16.0</version>
+        <version>2.16.1</version>
     </parent>
 
     <artifactId>EssentialsXChat</artifactId>
 
-    <licenses>
-        <license>
-            <name>GPLv3</name>
-            <url>http://www.gnu.org/copyleft/gpl.html</url>
-        </license>
-    </licenses>
-
     <build>
         <finalName>EssentialsXChat-${full.version}</finalName>
     </build>

EssentialsChat/src/com/earth2me/essentials/chat/ChatStore.java

@@ -5,7 +5,7 @@ import com.earth2me.essentials.User;
 import net.ess3.api.IEssentials;
 
 
-public class ChatStore {
+class ChatStore {
     private final User user;
     private final String type;
     private final Trade charge;
@@ -17,27 +17,27 @@ public class ChatStore {
         this.charge = new Trade(getLongType(), ess);
     }
 
-    public User getUser() {
+    User getUser() {
         return user;
     }
 
-    public Trade getCharge() {
+    Trade getCharge() {
         return charge;
     }
 
-    public String getType() {
+    String getType() {
         return type;
     }
 
-    public final String getLongType() {
+    final String getLongType() {
         return type.length() == 0 ? "chat" : "chat-" + type;
     }
 
-    public long getRadius() {
+    long getRadius() {
         return radius;
     }
 
-    public void setRadius(long radius) {
+    void setRadius(long radius) {
         this.radius = radius;
     }
 }

EssentialsChat/src/com/earth2me/essentials/chat/EssentialsChat.java

@@ -1,5 +1,6 @@
 package com.earth2me.essentials.chat;
 
+import com.earth2me.essentials.metrics.Metrics;
 import net.ess3.api.IEssentials;
 import org.bukkit.event.player.AsyncPlayerChatEvent;
 import org.bukkit.plugin.PluginManager;
@@ -9,27 +10,27 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.logging.Level;
-import java.util.logging.Logger;
 
 import static com.earth2me.essentials.I18n.tl;
 
 
 public class EssentialsChat extends JavaPlugin {
-    private static final Logger LOGGER = Logger.getLogger("Minecraft");
+
+    private transient Metrics metrics = null;
 
     @Override
     public void onEnable() {
         final PluginManager pluginManager = getServer().getPluginManager();
         final IEssentials ess = (IEssentials) pluginManager.getPlugin("Essentials");
         if (!this.getDescription().getVersion().equals(ess.getDescription().getVersion())) {
-            LOGGER.log(Level.WARNING, tl("versionMismatchAll"));
+            getLogger().log(Level.WARNING, tl("versionMismatchAll"));
         }
         if (!ess.isEnabled()) {
             this.setEnabled(false);
             return;
         }
 
-        final Map<AsyncPlayerChatEvent, ChatStore> chatStore = Collections.synchronizedMap(new HashMap<AsyncPlayerChatEvent, ChatStore>());
+        final Map<AsyncPlayerChatEvent, ChatStore> chatStore = Collections.synchronizedMap(new HashMap<>());
 
         final EssentialsChatPlayerListenerLowest playerListenerLowest = new EssentialsChatPlayerListenerLowest(getServer(), ess, chatStore);
         final EssentialsChatPlayerListenerNormal playerListenerNormal = new EssentialsChatPlayerListenerNormal(getServer(), ess, chatStore);
@@ -38,5 +39,9 @@ public class EssentialsChat extends JavaPlugin {
         pluginManager.registerEvents(playerListenerNormal, this);
         pluginManager.registerEvents(playerListenerHighest, this);
 
+        if (metrics == null) {
+            metrics = new Metrics(this);
+        }
     }
+
 }

EssentialsChat/src/com/earth2me/essentials/chat/EssentialsChatPlayer.java

@@ -13,12 +13,12 @@ import java.util.logging.Logger;
 
 
 public abstract class EssentialsChatPlayer implements Listener {
-    protected static final Logger logger = Logger.getLogger("Minecraft");
-    protected transient IEssentials ess;
-    protected final transient Server server;
-    protected final transient Map<AsyncPlayerChatEvent, ChatStore> chatStorage;
+    static final Logger logger = Logger.getLogger("EssentialsChat");
+    transient IEssentials ess;
+    final transient Server server;
+    private final transient Map<AsyncPlayerChatEvent, ChatStore> chatStorage;
 
-    public EssentialsChatPlayer(final Server server, final IEssentials ess, final Map<AsyncPlayerChatEvent, ChatStore> chatStorage) {
+    EssentialsChatPlayer(final Server server, final IEssentials ess, final Map<AsyncPlayerChatEvent, ChatStore> chatStorage) {
         this.ess = ess;
         this.server = server;
         this.chatStorage = chatStorage;
@@ -26,11 +26,11 @@ public abstract class EssentialsChatPlayer implements Listener {
 
     public abstract void onPlayerChat(final AsyncPlayerChatEvent event);
 
-    public boolean isAborted(final AsyncPlayerChatEvent event) {
+    boolean isAborted(final AsyncPlayerChatEvent event) {
         return event.isCancelled();
     }
 
-    public String getChatType(final String message) {
+    String getChatType(final String message) {
         if (message.length() == 0) {
             //Ignore empty chat events generated by plugins
             return "";
@@ -46,23 +46,23 @@ public abstract class EssentialsChatPlayer implements Listener {
         }
     }
 
-    public ChatStore getChatStore(final AsyncPlayerChatEvent event) {
+    ChatStore getChatStore(final AsyncPlayerChatEvent event) {
         return chatStorage.get(event);
     }
 
-    public void setChatStore(final AsyncPlayerChatEvent event, final ChatStore chatStore) {
+    void setChatStore(final AsyncPlayerChatEvent event, final ChatStore chatStore) {
         chatStorage.put(event, chatStore);
     }
 
-    public ChatStore delChatStore(final AsyncPlayerChatEvent event) {
+    ChatStore delChatStore(final AsyncPlayerChatEvent event) {
         return chatStorage.remove(event);
     }
 
-    protected void charge(final User user, final Trade charge) throws ChargeException {
+    private void charge(final User user, final Trade charge) throws ChargeException {
         charge.charge(user);
     }
 
-    protected boolean charge(final AsyncPlayerChatEvent event, final ChatStore chatStore) {
+    boolean charge(final AsyncPlayerChatEvent event, final ChatStore chatStore) {
         try {
             charge(chatStore.getUser(), chatStore.getCharge());
         } catch (ChargeException e) {

EssentialsChat/src/com/earth2me/essentials/chat/EssentialsChatPlayerListenerHighest.java

@@ -10,7 +10,7 @@ import java.util.Map;
 
 
 public class EssentialsChatPlayerListenerHighest extends EssentialsChatPlayer {
-    public EssentialsChatPlayerListenerHighest(final Server server, final IEssentials ess, final Map<AsyncPlayerChatEvent, ChatStore> chatStorage) {
+    EssentialsChatPlayerListenerHighest(final Server server, final IEssentials ess, final Map<AsyncPlayerChatEvent, ChatStore> chatStorage) {
         super(server, ess, chatStorage);
     }
 
@@ -22,9 +22,7 @@ public class EssentialsChatPlayerListenerHighest extends EssentialsChatPlayer {
             return;
         }
 
-        /**
-         * This file should handle charging the user for the action before returning control back
-         */
+        // This file should handle charging the user for the action before returning control back
         charge(event, chatStore);
     }
 }