serviceutil.java

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package org.xk.util;

import org.xk.service.imp.*;

import org.xk.service.interfaces.*;


public class ServiceUtil {
	
	static UserService us = null;
	static UpdateSomethingService as = null;
	static SelectSomethingService ss = null;

	public static UserService getUserService(){
		if(us == null){
			us = new UserServiceImp();
		}
		return us;
	}
	
	public static UpdateSomethingService getAddSomethingService(){
		if(as == null){
			as = new UpdateSomethingServiceImp();
		}
		return as;
	}
	
	public static SelectSomethingService getSelectSomethingService(){
		if(ss == null){
			ss = new SelectSomethingServiceImp();
		}
		return ss;
	}
}