l2j-server-game/L2_GameServer/java/net/sf/l2j/gameserver/lib/memcache.java

/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.lib;

import java.util.HashMap;
import java.util.logging.Logger;

@Deprecated
public class memcache
{
	private static Logger _log = Logger.getLogger(memcache.class.getName());
	private HashMap<Integer,String> _hms;
	private HashMap<Integer,Integer> _hmi;
	private HashMap<Integer,Long> _lastAccess;

	private static final memcache _instance = new memcache();

	public static memcache getInstance()
	{
		return _instance;
	}

	private memcache()
	{
		_hms = new HashMap<Integer,String>();
		_hmi = new HashMap<Integer,Integer>();
		_lastAccess = new HashMap<Integer,Long>();
	}

	private void checkExpired()
	{
		for(Integer k : _hmi.keySet())
			if(_lastAccess.get(k) + 3600000 < System.currentTimeMillis())
			{
//				_hmi.remove(k);
//				_last_access.remove(k);
		   	}

		for(Integer k : _hms.keySet())
			if(_lastAccess.get(k) + 3600000 < System.currentTimeMillis())
			{
//				_hms.remove(k);
//				_last_access.remove(k);
		   	}
	}

	public void set(String type, String key, int value)
	{
		int hash = (type+"->"+key).hashCode();
//	    _log.fine("Set memcache "+type+"("+key+")["+hash+"] to "+value);
		_hmi.put(hash, value);
		_lastAccess.put(hash, System.currentTimeMillis());
		checkExpired();
	}

	@Deprecated
	public boolean isSet(String type, String key)
	{
		int hash = (type+"->"+key).hashCode();
		boolean exists = _hmi.containsKey(hash) || _hms.containsKey(hash);
		if(exists)
			_lastAccess.put(hash, System.currentTimeMillis());

		checkExpired();
	    _log.fine("Check exists memcache "+type+"("+key+")["+hash+"] is "+exists);
		return exists;
	}

	@Deprecated
	public Integer getInt(String type, String key)
	{
		int hash = (type+"->"+key).hashCode();
		_lastAccess.put(hash, System.currentTimeMillis());
		checkExpired();
	    _log.fine("Get memcache "+type+"("+key+")["+hash+"] = "+_hmi.get(hash));
		return _hmi.get(hash);
	}
}