userservice.java

来自「J2EE实现mvc模式的事例」· Java 代码 · 共 32 行

package user;

import java.util.ArrayList;
import java.util.List;

public class UserService {
	private  List users=new ArrayList();
	
	public void reg(User user){
		users.add(user);
	}
	
	public boolean login(User user){
		boolean temp=false;
		
		for(int i=0;i<users.size();i++){
			User u=(User)users.get(i);
			if(u.equals(user)){
				temp=true;
				break;
			}
		}
		
		return temp;
	}
	
	public List getAllUsers(){
			return users;
		
	}
}