refactor: use correct EventHandler implementation

varo/src/main/java/de/cliffbreak/varo/listeners/BannedItemListener.java

@@ -9,7 +9,7 @@ import org.bukkit.event.inventory.InventoryClickEvent;
 
 public class BannedItemListener implements Listener {
 
-    @EventHandler()
+    @EventHandler
     public void onEntityPickupItem(EntityPickupItemEvent e) {
         if (e.getEntity() instanceof Player) {
             Material mat = e.getItem().getItemStack().getType();
@@ -21,7 +21,7 @@ public class BannedItemListener implements Listener {
         }
     }
 
-    @EventHandler()
+    @EventHandler
     public void onInventoryClick(InventoryClickEvent e) {
         if (e.getCurrentItem() == null)
             return;

varo/src/main/java/de/cliffbreak/varo/listeners/ChatListener.java

@@ -9,7 +9,7 @@ import de.cliffbreak.varo.uitls.MessageUtils;
 
 public class ChatListener implements Listener {
 
-    @EventHandler()
+    @EventHandler
     public void onChat(AsyncPlayerChatEvent e) {
         e.setCancelled(true);
         Bukkit.broadcast(MessageUtils.getRichTextComponent(e.getPlayer().getName(), e.getMessage()));

varo/src/main/java/de/cliffbreak/varo/listeners/CreatureSpawnListener.java

@@ -16,7 +16,7 @@ public class CreatureSpawnListener implements Listener {
         this.plugin = plugin;
     }
 
-    @EventHandler()
+    @EventHandler
     public void onCreatureSpawn(CreatureSpawnEvent e) {
         LivingEntity livingEntity = e.getEntity();
         if (livingEntity.getType().equals(EntityType.WANDERING_TRADER)

varo/src/main/java/de/cliffbreak/varo/listeners/EntityRegainHealthListener.java

@@ -7,7 +7,7 @@ import org.bukkit.event.entity.EntityRegainHealthEvent;
 
 public class EntityRegainHealthListener implements Listener {
 
-    @EventHandler()
+    @EventHandler
     public void onEntityRegainHealth(EntityRegainHealthEvent e) {
         if (e.getEntity() instanceof Player) {
             if (e.isFastRegen()) {

varo/src/main/java/de/cliffbreak/varo/listeners/PlayerClientOptionsChangeListener.java

@@ -16,7 +16,7 @@ public class PlayerClientOptionsChangeListener implements Listener {
         this.plugin = plugin;
     }
 
-    @EventHandler()
+    @EventHandler
     public void onPlayerClientOptionsChange(PlayerClientOptionsChangeEvent e) {
         String uuid = e.getPlayer().getUniqueId().toString().replace("-", "");
         plugin.playerCache.setPlayerCache(uuid, PlayerCacheType.SKINPARTS, e.getSkinParts().getRaw());

varo/src/main/java/de/cliffbreak/varo/listeners/PlayerDeathListener.java

@@ -18,7 +18,7 @@ public class PlayerDeathListener implements Listener {
         this.plugin = plugin;
     }
 
-    @EventHandler()
+    @EventHandler
     public void onPlayerDeath(final PlayerDeathEvent e) {
         Bukkit.getScheduler().scheduleSyncDelayedTask(plugin, new Runnable() {
             @Override

varo/src/main/java/de/cliffbreak/varo/listeners/PlayerPreLoginListener.java

@@ -17,7 +17,7 @@ public class PlayerPreLoginListener implements Listener {
         this.plugin = plugin;
     }
 
-    @EventHandler()
+    @EventHandler
     public void onPlayerPreLogin(final AsyncPlayerPreLoginEvent e) {
         @SuppressWarnings("unchecked")
         final ArrayList<String> bans = (ArrayList<String>) this.plugin.config.get("Varo.Bans");

varo/src/main/java/de/cliffbreak/varo/uitls/PacketReader.java

@@ -0,0 +1,79 @@
+package de.cliffbreak.varo.uitls;
+
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.MessageToMessageDecoder;
+import net.minecraft.server.v1_15_R1.Packet;
+
+import java.lang.reflect.Field;
+import java.util.List;
+
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
+import org.bukkit.entity.Player;
+
+public class PacketReader {
+
+    Player player;
+    Channel channel;
+
+    public PacketReader(final Player player) {
+        this.player = player;
+    }
+
+    public void inject() {
+        final CraftPlayer cPlayer = (CraftPlayer) this.player;
+        channel = cPlayer.getHandle().playerConnection.networkManager.channel;
+        channel.pipeline().addAfter("decoder", "PacketInjector", new MessageToMessageDecoder<Packet<?>>() {
+            @Override
+            protected void decode(final ChannelHandlerContext arg0, final Packet<?> packet, final List<Object> arg2)
+                    throws Exception {
+                arg2.add(packet);
+                readPacket(packet);
+            }
+        });
+    }
+
+    public void uninject() {
+        if (channel.pipeline().get("PacketInjector") != null) {
+            channel.pipeline().remove("PacketInjector");
+        }
+    }
+
+    public void readPacket(final Packet<?> packet) {
+        if (packet.getClass().getSimpleName().equalsIgnoreCase("PacketPlayInUseEntity")) {
+            final int id = (Integer) getValue(packet, "a");
+
+            System.out.println(getValue(packet, "action").toString());
+            System.out.println(getValue(packet, "a").toString());
+
+            // if (Main.npc.getEntityID() == id) {
+            // if (getValue(packet, "action").toString().equalsIgnoreCase("ATTACK")) {
+            // Main.npc.animation(1);
+            // } else if (getValue(packet, "action").toString().equalsIgnoreCase("INTERACT")) {
+
+            // }
+            // }
+        }
+    }
+
+    public void setValue(final Object obj, final String name, final Object value) {
+        try {
+            final Field field = obj.getClass().getDeclaredField(name);
+            field.setAccessible(true);
+            field.set(obj, value);
+        } catch (final Exception e) {
+        }
+    }
+
+    public Object getValue(final Object obj, final String name) {
+        try {
+            final Field field = obj.getClass().getDeclaredField(name);
+            field.setAccessible(true);
+            return field.get(obj);
+        } catch (final Exception e) {
+        }
+        return null;
+    }
+
+}