JAVA电话簿

package homework1;

 

 

import java.awt.Container;

import java.awt.GridLayout;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.BufferedReader;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.io.FileWriter;

import java.io.IOException;

import java.util.ArrayList;

import java.util.Scanner;

import java.util.concurrent.SynchronousQueue;

 

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.WindowConstants;

import javax.swing.text.html.HTMLDocument.Iterator;

 

 

class Infro{

    public String id;

    public String name;

    public String sex;

    public String address;

    public String e_mail;

    public String phoneNumber;

    static int index = 0;

    static ArrayList<Infro> list = new ArrayList();

    static int len = list.size();

    //构造函数

    public Infro(String id,String name,String sex,String address,String e_mail,String phoneNumber){

        this.id = id;

        this.name = name;

        this.sex = sex;

        this.address = address;

        this.e_mail = e_mail;

        this.phoneNumber = phoneNumber;

    }

    public String toString(){

        return "编号："+id+"姓名："+name+"性别："+sex+"通讯地址："+address+"邮箱地址："+e_mail+"电话："+phoneNumber;

    }

 

    /*

                            *添加功能

     * */

    public static void addFunction(){//添加功能

        Infro infro = new Infro("","","","","","");

        System.out.println("请输入添加的数据：");

        Scanner in = new Scanner(System.in);

        System.out.println("输入编号：");

        infro.id = in.next();

        System.out.println("输入姓名：");

        infro.name = in.next();

        System.out.println("输入性别：");

        infro.sex = in.next();

        System.out.println("输入通讯地址：");

        infro.address = in.next();

        System.

        out.println("输入邮箱地址：");

        infro.e_mail = in.next();

        System.out.println("输入电话：");

        infro.phoneNumber = in.next();

        list.add(index,infro);

        index++;

        if(list.isEmpty()){

            System.out.println("数据添加失败啦");

        }else{

            System.out.println("数据添加成功啦");

            len++;//list集合长度加一

//           System.out.println(list.get(0).toString());

        }

 

    }

//  public static void deleteFunction(){//删除功能

//       System.out.println("输入要删除的联系人的编号");

//       Scanner in_2 = new Scanner(System.in);

//       String d1 = in_2.nextLine();

//       for(int a= 0; a<len;a++){

//           if(d1.equals(list.get(a).id)){

//               list.remove(list.get(a));

//               len --;    

//           }

//       }

//  }

    /*

                            *删除功能

     * */

     public static void deleteFunction(){

         System.out.println("输入要删除的联系人的编号");

         Scanner in_2 = new Scanner(System.in);

         String d1 = in_2.nextLine();

         java.util.Iterator<Infro> it = list.iterator();

         while (it.hasNext()){

               Infro infro = it.next();

               if (infro.id.equals(d1)){

                    it.remove();

                    --index;//一定要加这个，否则当做了删除操作再做添加操作的时候会出现异常（类似于指针，栈）

                    System.out.println("删除完毕"+"此时通讯录记录条数为：" + --len);

               }

            }

        }

     /*

      *                    修改功能

      * */

     public static void reditFunction(){

         System.out.println("输入要修改的通讯录的Id");

         Scanner in_r = new Scanner(System.in);

         String r1 = in_r.nextLine();

         for(int a = 0; a < len;a++){

             if(r1.equals(list.get(a).id)){

                 System.out.println("输入修改后的姓名：");

                 String name_1 = in_r.next();

                 list.get(a).name = name_1;

                 System.out.println("输入修改后的性别：");

                 String sex_1 = in_r.next();

                 list.get(a).sex = sex_1;

                 System.out.println("输入修改后的通讯地址：");

                 String address_1 = in_r.next();

                 list.get(a).address = address_1;

                 System.out.println("输入修改后的邮箱地址：");

                 String e_mail_1 = in_r.next();

                 list.get(a).e_mail = e_mail_1;

                 System.out.println("输入修改后的电话：");

                 String phoneNumber_1 = in_r.next();

                 list.get(a).phoneNumber = phoneNumber_1;

                 System.out.println("数据修改完毕");

             }

         }

     }

        /*

                                *查询功能

        * */

    public static void searchFunction() throws Exception{//查询功能

        System.out.println("请输入要查询的姓名：");

        Scanner in_1 = new Scanner(System.in);

        String s1=in_1.nextLine();

        for(int a= 0; a<len;a++){//切记，，这里不能用a<=list.seze(),否则会数组越界异常

            if(s1.equals(list.get(a).name)){

                System.out.println(list.get(a).toString());

            }

        }

    }

 

    /*

                            *显示功能

     * */

    public static void showFunction(){

        for(int i = 0 ;i<len;i++){

            System.out.println(list.get(i).toString());

        }

    }

    /*

     *                     保存功能

     * */

    public static void writeFunction() throws IOException{

        FileWriter writer = new FileWriter("D:\\通讯录管理.txt");

        for(int i = 0 ;i<len;i++){

            String []strwriter = new String[len];

            strwriter[i]=list.get(i).toString();

            writer.write(strwriter[i]);

            writer.write("\r\n");

            System.out.println("成功写入一行数据到通讯录管理.txt中");

        }

        writer.close();//关闭写入流，释放资源

    }

    /*

     *                     读取功能

     * */

    public static void readFunction() throws IOException{

        FileReader reader = new FileReader("通讯录管理.txt");

        BufferedReader br = new BufferedReader(reader);

        String str;

        while((str = br.readLine()) != null){//每次读取一行文本，判断是否到达文件尾

            System.out.println(str);

        }

        br.close();

    }

}

 

 

public class homework extends JFrame {

 

    /*

     *界面设计

     * */

    public homework(){

        Container c = getContentPane(); //定义一个顶级容器c

        JPanel jp = new JPanel();   //新建JPanel面板--jp

        JButton button1 = new JButton("新建联系人");

        JButton button2 = new JButton("删除联系人");

        JButton button3 = new JButton("编辑联系人");

        JButton button4 = new JButton("查找联系人");

        JButton button5 = new JButton("显示所有联系人");

        JButton button6 = new JButton("保存联系人到本地");

        JButton button7 = new JButton("读取本地联系人");

        jp.setLayout(new GridLayout(2,4,5,5));//新建网格布局管理器（行数，列数，组件间的水平垂直间距）

        jp.add(button1);

        jp.add(button2);

        jp.add(button3);

        jp.add(button4);

        jp.add(button5);

        jp.add(button6);

        jp.add(button7);

        c.add(jp);//将JPanel面板jp添加到顶级容器c中

        setSize(600,500);

        setTitle("*通讯录管理系统*");

        setVisible(true);

        setResizable(false);//窗体大小由程序员决定，用户不能自由改变大小

        setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

 

 

        /*

         *按键响应

         *

         * */

        button1.addActionListener(new ActionListener(){//添加功能实现

            public void actionPerformed(ActionEvent arg0){

                Infro.addFunction();

            }

        });

        button2.addActionListener(new ActionListener(){//删除功能实现

            public void actionPerformed(ActionEvent arg0){

                Infro.deleteFunction();

            }

        });

        button3.addActionListener(new ActionListener(){//修改功能实现

            public void actionPerformed(ActionEvent arg0){

                Infro.reditFunction();

            }

        });

        button4.addActionListener(new ActionListener(){//查询功能实现

            public void actionPerformed(ActionEvent arg0){

                try {

                    Infro.searchFunction();

                } catch (Exception e) {

                    // TODO Auto-generated catch block

                    e.printStackTrace();

                }

            }

        });

        button5.addActionListener(new ActionListener(){//显示功能实现

            public void actionPerformed(ActionEvent arg0){

                Infro.showFunction();

            }

        });

        button6.addActionListener(new ActionListener(){//保存功能实现

            public void actionPerformed(ActionEvent arg0){

                try {

                    Infro.writeFunction();

                } catch (IOException e) {

                    e.printStackTrace();

                }

            }

        });

        button7.addActionListener(new ActionListener(){//读取功能实现

            public void actionPerformed(ActionEvent arg0){

                try {

                    Infro.readFunction();

                } catch (IOException e) {

                    // TODO Auto-generated catch block

                    e.printStackTrace();

                }

            }

        });

    }

 

    public static void main(String[] args) {

        // TODO Auto-generated method stub

        new homework();

        Infro a = new Infro("", "", "", "", "", "");

    }

 

}