userlist.java

随着信息技术的飞速发展和日趋激烈的商业竞争

package oa.sys;
import oa.data.*;
import java.util.*;

public class UserList {
	private Vector container;
	private static UserList instance=new UserList();


	private UserList(){
		container=new Vector();
	}

	public static UserList getInstance(){
		return instance;
	}

	public void addUser (Eminfo user){
		if(user!=null){
			container.addElement(user);
		}
	}

	public Vector getList(){
		return container;
	}

	public int removeUser(int id){
		for(int i=0;i<container.size();i++){
			Eminfo user=(Eminfo)container.elementAt(i);
				if(user.getId()==id){
					container.removeElementAt(i);
				}
		}
		return id;
	}
}