content: package com.rs2.game.content.combat.melee;
  
  import com.rs2.game.players.Client;
  
  /**
   * Handles adding and removing hosts to the players array list.
   */
  public class PlayerKilling {
  
  	/**
  	 * Adds the host of the killed player.
  	 * 
  	 * @param client
  	 *            Player that saves the host.
  	 * @param host
  	 *            Host address of the killed player.
  	 * @return True if the host is added to the players array.
  	 */
  
  	public static boolean addHostToList(Client client, String host) {
  		if (client != null) {
  			return client.lastKilledPlayers.add(host);
  		}
  		return false;
  	}
  
  	/**
  	 * Checks if the host is already on the players array.
  	 * 
  	 * @param client
  	 *            Player that is adding the killed players host.
  	 * @param host
  	 *            Host address of the killed player.
  	 * @return True if the host is on the players array.
  	 */
  
  	public static boolean hostOnList(Client client, String host) {
  		if (client != null) {
  			if (client.lastKilledPlayers.lastIndexOf(host) >= KILL_WAIT_MAX) {
  				removeHostFromList(client, host);
  				return false;
  			}
  			return client.lastKilledPlayers.contains(host);
  		}
  		return false;
  	}
  
  	/**
  	 * Removes the host from the players array.
  	 * 
  	 * @param client
  	 *            Player that is removing the host.
  	 * @param host
  	 *            Host that is being removed.
  	 * @return True if host is successfully removed.
  	 */
  
  	public static boolean removeHostFromList(Client client, String host) {
  		if (client != null) {
  			return client.lastKilledPlayers.remove(host);
  		}
  		return false;
  	}
  
  	/*
  	 * Amount of kills you have to wait before the host is deleted.
  	 */
  
  	public static final int KILL_WAIT_MAX = 3;
  
  }
  