package com.crystal.struts;
import com.crystal.hibernate.UserManager;

public class Service {
	

	public String sayHello(String aaa) 
	{
		UserManager um=new UserManager();
		if(um.getUser(aaa)==1)
		{
			return "您輸入的用戶名已被注冊";
		}
		return "您輸入的用戶名未注冊";
	}
}