简单的学生管理系统之登录页面和主菜单

package com.xll.login;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.ArrayList;
import java.util.List;

import com.xll.manage.Menu;
import com.xll.model.Student;
import com.xll.util.Tools;

public class Login {

	
	static String name="test";
	public static Student stu=new Student("zs","123",123,12,"男","12333","江西赣州");
	public static Student stu1=new Student("zss","1234",123,12,"男","12333","赣州");
	static List
 
  list=new ArrayList
  
   (); /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Menu menu=new Menu(); menu.menu(); } package com.xll.manage; import com.xll.*; import com.xll.model.Friend; import com.xll.model.Message; import com.xll.model.Student; import com.xll.model.Teacher; import com.xll.util.Tools; import java.util.*; import javax.annotation.processing.Messager; import javax.xml.ws.handler.MessageContext; public class Menu { public static String mPathName ="Message.bin"; public static String pathName="Manage.bin"; public static String pathNames="Friend.bin"; public static List
   
    slist=new ArrayList
    
     (); public static List
     
      tlist=new ArrayList
      
       (); public static List
       
        flist=new ArrayList
        
         (); public static List
         
          mlist=new ArrayList
          
           (); static{ tlist.add(new Teacher("admin","123")); } public static void menu(){ // if(Tools.loadData(pathName)!=null) // Menu.slist=(List
           
            ) Tools.loadData(pathName); if(Tools.load(slist,pathName)!=null) Menu.slist=(List
            
             ) Tools.load(slist,pathName); while(true){ switch(Tools.menuFactory("老师登录,学生登录")) { case 2: StudentLogin.Login(); break; case 1: TeacherLogin.Login(); break; case 0: if(Tools.isContinue("是否退出系统
             
              ")){ Tools.pl("欢迎再次使用学生管理系统!"); System.exit(0); break; } default: Tools.pl("输入错误，请输入正确的选择"); break; } } } }