Use listeners for abstract conditional hp effect.

L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/AbstractConditionalHpEffect.java

@@ -16,27 +16,85 @@
  */
 package handlers.effecthandlers;
 
+import java.util.concurrent.atomic.AtomicBoolean;
+
 import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.ListenersContainer;
+import com.l2jmobius.gameserver.model.events.impl.character.OnCreatureHpChange;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.model.stats.Stats;
 
 /**
- * @author UnAfraid
+ * @author Mobius
  */
 abstract class AbstractConditionalHpEffect extends AbstractStatEffect
 {
 	private final int _hpPercent;
+	private final AtomicBoolean _actived = new AtomicBoolean();
+	private final AtomicBoolean _updated = new AtomicBoolean();
 	
 	protected AbstractConditionalHpEffect(StatsSet params, Stats stat)
 	{
 		super(params, stat);
-		_hpPercent = params.getInt("hpPercent", -1);
+		_hpPercent = params.getInt("hpPercent", 0);
+	}
+	
+	@Override
+	public void onStart(L2Character effector, L2Character effected, Skill skill)
+	{
+		// Augmentation option
+		if (skill == null)
+		{
+			return;
+		}
+		
+		// Register listeners
+		if ((_hpPercent > 0) && !_actived.get())
+		{
+			_actived.set(true);
+			_updated.set(canPump(effector, effected, skill));
+			final ListenersContainer container = effected;
+			container.addListener(new ConsumerEventListener(container, EventType.ON_CREATURE_HP_CHANGE, (OnCreatureHpChange event) -> onHpChange(event), this));
+		}
+	}
+	
+	@Override
+	public void onExit(L2Character effector, L2Character effected, Skill skill)
+	{
+		// Augmentation option
+		if (skill == null)
+		{
+			return;
+		}
+		
+		effected.removeListenerIf(listener -> listener.getOwner() == this);
+		_actived.set(false);
 	}
 	
 	@Override
 	public boolean canPump(L2Character effector, L2Character effected, Skill skill)
 	{
-		return ((_hpPercent <= 0) || (effected.getCurrentHpPercent() <= _hpPercent));
+		return (_hpPercent <= 0) || (effected.getCurrentHpPercent() <= _hpPercent);
+	}
+	
+	private void onHpChange(OnCreatureHpChange event)
+	{
+		final L2Character activeChar = event.getCreature();
+		if (canPump(null, activeChar, null))
+		{
+			if (_updated.get())
+			{
+				_updated.set(false);
+				activeChar.getStat().recalculateStats(true);
+			}
+		}
+		else if (!_updated.get())
+		{
+			_updated.set(true);
+			activeChar.getStat().recalculateStats(true);
+		}
 	}
 }

L2J_Mobius_2.5_Underground/dist/game/data/stats/skills/00200-00299.xml

@@ -6290,6 +6290,7 @@
 					<value level="14">129.3</value>
 				</amount>
 				<mode>DIFF</mode>
+				<hpPercent>30</hpPercent>
 			</effect>
 		</effects>
 	</skill>