unitset.java

用java开发的一个实施策略游戏源码 值得学习一下

/*
	Netwar
	Copyright (C) 2002  Daniel Grund, Kyle Kakligian, Jason Komutrattananon, & Brian Hibler.

	This file is part of Netwar.

	Netwar 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 of the License, or
	(at your option) any later version.

	Netwar 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 Netwar; if not, write to the Free Software
	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package netwar.game;

/** Defines what needs to be implemented in a UnitSet. A UnitSet is simply just a collection of Unit types.
 * @author Kyle Kakligian
 */
public abstract class UnitSet implements java.io.Serializable {
    /** Returns a String[] of all the class names in this UnitSet.
     */    
    abstract public String[] getUnitClassNames();  
    /** Returns a String for the name of this UnitSet.
     */    
    abstract public String toString();  
    /** Returns the number of types in this UnitSet
     */    
    public int getNumberOfTypes() {
        return getUnitClassNames().length;
    }
    public String getFriendlyName(int t) {
        return getUnitClassNames()[t].substring(getUnitClassNames()[t].lastIndexOf(".") +1);
    }
}