item.java

冒险岛私服Java版服务端(Odinms)源代码。学习JAVA开发的朋友

/*
	This file is part of the OdinMS Maple Story Server
    Copyright (C) 2008 Patrick Huy <[e-mail]> 
                       Matthias Butz <[e-mail]>
                       Jan Christian Meyer <[e-mail]>

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License version 3
    as published by the Free Software Foundation. You may not use, modify
    or distribute this program under any other version of the
    GNU Affero General Public License.

    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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

package net.sf.odinms.client;

//import java.util.Calendar;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;


public class Item implements IItem {

	private int id;
	private byte position;
	private short quantity;
	private String owner = "";
	protected List<String> log;
	//private static Logger log = LoggerFactory.getLogger(Item.class);

	public Item(int id, byte position, short quantity) {
		super();
		this.id = id;
		this.position = position;
		this.quantity = quantity;
		this.log = new LinkedList<String>();
	}

	// public static void loadInitialDataFromDB() {
	// try {
	// Connection con = DatabaseConnection.getConnection();
	// PreparedStatement ps = con.prepareStatement("SELECT MAX(inventoryitemid) " + "FROM inventoryitems");
	// ResultSet rs = ps.executeQuery();
	// if (rs.next()) {
	// lastOID = rs.getInt(1);
	// } else {
	// throw new DatabaseException("Could not retrieve current item OID");
	// }
	// } catch (SQLException e) {
	// log.error(e.toString());
	// }
	// }

	public IItem copy() {
		Item ret = new Item(id, position, quantity);
		ret.owner = owner;
		ret.log = new LinkedList<String>(log);
		return ret;
	}

	public void setPosition(byte position) {
		this.position = position;
	}

	public void setQuantity(short quantity) {
		this.quantity = quantity;
	}

	@Override
	public int getItemId() {
		return id;
	}

	@Override
	public byte getPosition() {
		return position;
	}

	@Override
	public short getQuantity() {
		return quantity;
	}

	@Override
	public byte getType() {
		return IItem.ITEM;
	}

	@Override
	public String getOwner() {
		return owner;
	}

	public void setOwner(String owner) {
		this.owner = owner;
	}

	@Override
	public int compareTo(IItem other) {
		if (Math.abs(position) < Math.abs(other.getPosition()))
			return -1;
		else if (Math.abs(position) == Math.abs(other.getPosition()))
			return 0;
		else
			return 1;
	}

	@Override
	public String toString() {
		return "Item: " + id;
	}

	// no op for now as it eats too much ram :( once we have persistent inventoryids we can reenable it in some form.
	public void log(String msg,boolean fromDB) {
		// if (!fromDB) {
		// StringBuilder toLog = new StringBuilder("[");
		// toLog.append(Calendar.getInstance().getTime().toString());
		// toLog.append("] ");
		// toLog.append(msg);
		// log.add(toLog.toString());
		// } else {
		// log.add(msg);
		//		}
	}

	public List<String> getLog() {
		return Collections.unmodifiableList(log);
	}
}