/*
 * Copyright (c) 2013 L2jMobius
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
 * IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package org.l2jmobius.gameserver.mechanics.variables;

import org.l2jmobius.gameserver.entity.actor.Player;
import org.l2jmobius.gameserver.entity.actor.Summon;
import org.l2jmobius.gameserver.util.StatSet;

/**
 * @author GKR, Mobius
 */
public class NpcVariables extends StatSet
{
	/**
	 * This class does not involve database operations as it's only used for in-memory variables.
	 */
	public NpcVariables()
	{
	}
	
	@Override
	public int getInt(String key)
	{
		return super.getInt(key, 0);
	}
	
	/**
	 * Return true if there exists a record for the variable name.
	 * @param name the name of the variable
	 * @return if the variable exists
	 */
	public boolean hasVariable(String name)
	{
		return getSet().containsKey(name);
	}
	
	/**
	 * Gets the stored player.
	 * @param name the name of the variable
	 * @return the stored player or {@code null}
	 */
	public Player getPlayer(String name)
	{
		return getObject(name, Player.class);
	}
	
	/**
	 * Gets the stored summon.
	 * @param name the name of the variable
	 * @return the stored summon or {@code null}
	 */
	public Summon getSummon(String name)
	{
		return getObject(name, Summon.class);
	}
}
