本文實例為大家分享了java實現(xiàn)通訊錄管理系統(tǒng)的具體代碼，供大家參考，具體內(nèi)容如下

完成項目的流程：

1.根據(jù)需求，確定大體方向

2.功能模塊分析

3.界面實現(xiàn)

4.功能模塊設(shè)計

5.coding

6.代碼測試

下面是源代碼：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 list = new ArrayList();

static int len = list.size();

//構(gòu)造函數(shù)

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 "編號："+id+" 姓名："+name+" 性別："+sex+" 通訊地址："+address+" 郵箱地址："+e_mail+" 電話："+phoneNumber;

}

/**

* 添加功能

**/

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

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

System.out.println("請輸入添加的數(shù)據(jù)：");

Scanner in = new Scanner(System.in);

System.out.println("輸入編號：");

infro.id = in.next();

System.out.println("輸入姓名：");

infro.name = in.next();

System.out.println("輸入性別：");

infro.sex = in.next();

System.out.println("輸入通訊地址：");

infro.address = in.next();

System.

out.println("輸入郵箱地址：");

infro.e_mail = in.next();

System.out.println("輸入電話：");

infro.phoneNumber = in.next();

list.add(index,infro);

index++;

if(list.isEmpty()){

System.out.println("數(shù)據(jù)添加失敗啦");

}else{

System.out.println("數(shù)據(jù)添加成功啦");

len++;//list集合長度加一

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

}

}

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

// System.out.println("輸入要刪除的聯(lián)系人的編號");

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

// String d1 = in_2.nextLine();

// for(int a= 0; a

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

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

// len --;

// }

// }

// }

/**

* 刪除功能

**/

public static void deleteFunction(){

System.out.println("輸入要刪除的聯(lián)系人的編號");

Scanner in_2 = new Scanner(System.in);

String d1 = in_2.nextLine();

java.util.Iterator it = list.iterator();

while (it.hasNext()){

Infro infro = it.next();

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

it.remove();

--index;//一定要加這個，否則當(dāng)做了刪除操作再做添加操作的時候會出現(xiàn)異常(類似于指針，棧)

System.out.println("刪除完畢"+"此時通訊錄記錄條數(shù)為：" + --len);

}

}

}

/**

* 修改功能

**/

public static void reditFunction(){

System.out.println("輸入要修改的通訊錄的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("輸入修改后的姓名：");

String name_1 = in_r.next();

list.get(a).name = name_1;

System.out.println("輸入修改后的性別：");

String sex_1 = in_r.next();

list.get(a).sex = sex_1;

System.out.println("輸入修改后的通訊地址：");

String address_1 = in_r.next();

list.get(a).address = address_1;

System.out.println("輸入修改后的郵箱地址：");

String e_mail_1 = in_r.next();

list.get(a).e_mail = e_mail_1;

System.out.println("輸入修改后的電話：");

String phoneNumber_1 = in_r.next();

list.get(a).phoneNumber = phoneNumber_1;

System.out.println("數(shù)據(jù)修改完畢");

}

}

}

/**

* 查詢功能

**/

public static void searchFunction() throws Exception{//查詢功能

System.out.println("請輸入要查詢的姓名：");

Scanner in_1 = new Scanner(System.in);

String s1=in_1.nextLine();

for(int a= 0; a

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

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

}

}

}

/**

* 顯示功能

**/

public static void showFunction(){

for(int i = 0 ;i

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

}

}

/**

* 保存功能

**/

public static void writeFunction() throws IOException{

FileWriter writer = new FileWriter("通訊錄管理.txt");

for(int i = 0 ;i

String []strwriter = new String[len];

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

writer.write(strwriter[i]);

writer.write("\r\n");

System.out.println("成功寫入一行數(shù)據(jù)到 通訊錄管理.txt 中");

}

writer.close();//關(guān)閉寫入流，釋放資源

}

/**

* 讀取功能

**/

public static void readFunction() throws IOException{

FileReader reader = new FileReader("通訊錄管理.txt");

BufferedReader br = new BufferedReader(reader);

String str;

while((str = br.readLine()) != null){//每次讀取一行文本，判斷是否到達(dá)文件尾

System.out.println(str);

}

br.close();

}

}

public class Demo extends JFrame {

/**

* 界面設(shè)計

**/

public Demo(){

Container c = getContentPane(); //定義一個頂級容器c

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

JButton button1 = new JButton("新建聯(lián)系人");

JButton button2 = new JButton("刪除聯(lián)系人");

JButton button3 = new JButton("編輯聯(lián)系人");

JButton button4 = new JButton("查找聯(lián)系人");

JButton button5 = new JButton("顯示所有聯(lián)系人");

JButton button6 = new JButton("保存聯(lián)系人到本地");

JButton button7 = new JButton("讀取本地聯(lián)系人");

jp.setLayout(new GridLayout(2,4,5,5));//新建網(wǎng)格布局管理器(行數(shù)，列數(shù)，組件間的水平垂直間距)

jp.add(button1);

jp.add(button2);

jp.add(button3);

jp.add(button4);

jp.add(button5);

jp.add(button6);

jp.add(button7);

c.add(jp);//將JPanel面板jp添加到頂級容器c中

setSize(600,500);

setTitle("*通 訊 錄 管 理 系 統(tǒng)*");

setVisible(true);

setResizable(false);//窗體大小由程序員決定，用戶不能自由改變大小

setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

/**

*按鍵響應(yīng)

*

**/

button1.addActionListener(new ActionListener(){//添加功能實現(xiàn)

public void actionPerformed(ActionEvent arg0){

Infro.addFunction();

}

});

button2.addActionListener(new ActionListener(){//刪除功能實現(xiàn)

public void actionPerformed(ActionEvent arg0){

Infro.deleteFunction();

}

});

button3.addActionListener(new ActionListener(){//修改功能實現(xiàn)

public void actionPerformed(ActionEvent arg0){

Infro.reditFunction();

}

});

button4.addActionListener(new ActionListener(){//查詢功能實現(xiàn)

public void actionPerformed(ActionEvent arg0){

try {

Infro.searchFunction();

} catch (Exception e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

});

button5.addActionListener(new ActionListener(){//顯示功能實現(xiàn)

public void actionPerformed(ActionEvent arg0){

Infro.showFunction();

}

});

button6.addActionListener(new ActionListener(){//保存功能實現(xiàn)

public void actionPerformed(ActionEvent arg0){

try {

Infro.writeFunction();

} catch (IOException e) {

e.printStackTrace();

}

}

});

button7.addActionListener(new ActionListener(){//讀取功能實現(xiàn)

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 Demo();

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

}

}

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