AbstractScript uses NPC templates to register events.

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_8.2_Homunculus/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1512,6 +1512,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_8.2_Homunculus/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_9.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1512,6 +1512,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_9.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_CT_2.4_Epilogue/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1751,8 +1751,14 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
-	 * Send an "event" to all NPC's within given radius
+	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event
 	 * @param radius - radius to send event
 	 * @param reference - WorldObject to pass, if needed
@@ -1761,7 +1767,7 @@ public class Npc extends Creature
 	{
 		World.getInstance().forEachVisibleObjectInRange(this, Npc.class, radius, obj ->
 		{
-			if (obj.isNpc() && obj.hasListener(EventType.ON_NPC_EVENT_RECEIVED))
+			if (obj.hasListener(EventType.ON_NPC_EVENT_RECEIVED))
 			{
 				EventDispatcher.getInstance().notifyEventAsync(new OnNpcEventReceived(eventName, this, obj, reference), obj);
 			}

L2J_Mobius_CT_2.4_Epilogue/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1751,8 +1751,14 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
-	 * Send an "event" to all NPC's within given radius
+	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event
 	 * @param radius - radius to send event
 	 * @param reference - WorldObject to pass, if needed
@@ -1761,7 +1767,7 @@ public class Npc extends Creature
 	{
 		World.getInstance().forEachVisibleObjectInRange(this, Npc.class, radius, obj ->
 		{
-			if (obj.isNpc() && obj.hasListener(EventType.ON_NPC_EVENT_RECEIVED))
+			if (obj.hasListener(EventType.ON_NPC_EVENT_RECEIVED))
 			{
 				EventDispatcher.getInstance().notifyEventAsync(new OnNpcEventReceived(eventName, this, obj, reference), obj);
 			}

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1511,6 +1511,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1523,6 +1523,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1523,6 +1523,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1523,6 +1523,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Classic_Interlude/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1495,6 +1495,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Classic_Interlude/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Essence_4.2_DwellingOfSpirits/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1524,6 +1524,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Essence_4.2_DwellingOfSpirits/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**

L2J_Mobius_Essence_5.2_FrostLord/java/org/l2jmobius/gameserver/model/actor/Npc.java

@@ -1524,6 +1524,12 @@ public class Npc extends Creature
 		return vars != null ? vars : addScript(new NpcVariables());
 	}
 	
+	@Override
+	public boolean hasListener(EventType type)
+	{
+		return getTemplate().hasListener(type);
+	}
+	
 	/**
 	 * Send an "event" to all NPCs within given radius
 	 * @param eventName - name of event

L2J_Mobius_Essence_5.2_FrostLord/java/org/l2jmobius/gameserver/model/events/ListenersContainer.java

@@ -108,8 +108,7 @@ public class ListenersContainer
 	
 	public boolean hasListener(EventType type)
 	{
-		// FIXME: return (_listeners != null) && !getListeners(type).isEmpty();
+		return (_listeners != null) && !getListeners(type).isEmpty();
-		return !getListeners(type).isEmpty();
 	}
 	
 	/**