randommobtable.java

网络游戏天堂1的java源代码。。。。。

/*
 * 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 2, 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * http://www.gnu.org/copyleft/gpl.html
 */
package l1j.eric;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.util.Calendar;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;
import java.util.logging.Level;
import java.util.logging.Logger;

import l1j.server.L1DatabaseFactory;
import l1j.server.server.datatables.MapsTable;
import l1j.server.server.utils.L1SpawnUtil;
import l1j.server.server.utils.SQLUtil;

public final class RandomMobTable {
	private class Data {
		public int id = 0;
		public String note ="";
		public int mobId = 0;
		public int cont = 0;
		public short mapId [] = {};
		public int timeSecondToDelete = -1;
		public boolean isActive = false;
	}

	private static l1j.eric.EricLogger _log =  l1j.eric.EricLogger.getLogger2(RandomMobTable.class.getName());

	private static RandomMobTable _instance;

	private final Map<Integer, Data> _mobs = new HashMap<Integer, Data>();

	private RandomMobTable() {
		loadRandomMobFromDatabase();
	}

	private void loadRandomMobFromDatabase() {
		Connection con = null;
		PreparedStatement pstm = null;
		ResultSet rs = null;
		try {
			con = L1DatabaseFactory.getInstance().getConnection();
			pstm = con.prepareStatement("SELECT * FROM eric_random_mob");
			rs = pstm.executeQuery();
			while ( rs.next()) {
				Data data = new Data();
				int id = rs.getInt("id");
				data.id=id;
				data.note = rs.getString("note");
				String temp[] = rs.getString("mapId").split(",");
				short i[]=new short[temp.length];
				int loop=0;
				for(String s : temp){
					i[loop]=(short)Integer.parseInt(s);
					loop++;
				}
				data.mapId = i;
				data.mobId = rs.getInt("mobId");
				data.cont = rs.getInt("cont");
				data.timeSecondToDelete=rs.getInt("timeSecondToKill");
				data.isActive = rs.getBoolean("isActive");
				_mobs.put(new Integer(id), data);
			}
			_log.config("RandomMob " + _mobs.size());
		} catch (SQLException e) {
			e.printStackTrace();
			_log.log(Level.SEVERE, e.getLocalizedMessage(), e);
		} finally {
			SQLUtil.close(rs);
			SQLUtil.close(pstm);
			SQLUtil.close(con);
		}
	}

	public void startRandomMob(){
		//招換
		for(Data data: _mobs.values()){
			if(data.isActive){//假如有啟動
				L1SpawnUtil.spawn(data.id);
			}
		}
	}

	public static RandomMobTable getInstance() {
		if (_instance == null) {
			_instance = new RandomMobTable();
		}
		return _instance;
	}

	public short getRandomMapId(int RandomMobId) {
		Data data = _mobs.get(RandomMobId);
		if (data == null) {
			return 0;
		}
		int length = _mobs.get(RandomMobId).mapId.length;
		int rand = new Random().nextInt(length);
		return _mobs.get(RandomMobId).mapId[rand];
	}
	
	public int getRandomMapX(int mapId) {
		int startX = MapsTable.getInstance().getStartX(mapId);
		int endX = MapsTable.getInstance().getEndX(mapId);
		int rand = new Random().nextInt(endX - startX);
		
		return startX+rand;
	}
	
	public int getRandomMapY(int mapId) {
		int startY = MapsTable.getInstance().getStartY(mapId);
		int endY = MapsTable.getInstance().getEndY(mapId);
		int rand = new Random().nextInt(endY - startY);
		
		return startY+rand;
	}
	
	public String getName(int RandomMobId) {
		Data data = _mobs.get(RandomMobId);
		if (data == null) {
			return "";
		}
		return _mobs.get(RandomMobId).note;
	}
	
	public int getMobId(int RandomMobId) {
		Data data = _mobs.get(RandomMobId);
		if (data == null) {
			return 0;
		}

		return _mobs.get(RandomMobId).mobId;
	}
	
	public int getCont(int RandomMobId) {
		Data data = _mobs.get(RandomMobId);
		if (data == null) {
			return 0;
		}
		return _mobs.get(RandomMobId).cont;
	}
	
	public int getTimeSecondToDelete(int RandomMobId) {
		Data data = _mobs.get(RandomMobId);
		if (data == null) {
			return 0;
		}

		return _mobs.get(RandomMobId).timeSecondToDelete;
	}
}