项目：电话薄程序
5个类文件：
App 对应 Application（程序入口方法）：主类，创建Menu类的对象，调用Menu类的方法
Menu 对应 Menu （菜单类）：定义多个方法，显示各种操作对应的菜单，并调用Operate类中的方法实现菜单中的内容
Operate 对应 Operate（业务处理类）：定义每一个具体操作的方法，
Person 对应 Person （实体类）：定义属性和方法
TelNoteRegex 对应 TelNoteRegex（用户输入验证类）用于对用户输入的姓名，年龄等属性进行验证。
流程图
package iponeApp;
public class APP {//程序入口
public static void main(String[] args) {
Menu m=new Menu();
m.mainMenu();
}
}
package iponeApp;
import java.util.Scanner;
public class Menu {//选项类
Scanner in=new Scanner(System.in);
Operate o=new Operate();
public void mainMenu() {
System.out.println(" 欢迎进入电话簿系统 ");
System.out.println("*** 1:添加记录 ******");
System.out.println("*** 2:查找记录 ******");
System.out.println("*** 3:修改记录 ******");
System.out.println("*** 4:删除记录 ******");
System.out.println("*** 5:排序记录 ******");
System.out.println("*** 6:退出系统 ******");
System.out.println();
String selec=in.nextLine();
while(true){
if(selec.equals("1")||selec.equals("2")||selec.equals("3")||selec.equals("4")||selec.equals("5")||selec.equals("6")){
switch (selec) {
case "1":
addmenu();
break;
case "2":
search();
break;
case "3":
modifyLogicLogic();
break;
case "4":
deleteMenu();
break;
case "5":
orderMenu();
break;
case "6":
System.out.println("再见！");
System.exit(0);
break;
default:
break;
}
break;
}
else{
System.out.println("输入非法,请重新输入");
selec=in.nextLine();
}
}//while循环结束
}
//选项1中的二级菜单
public void addmenu() {
System.out.println("******1:添加新记录******");
System.out.println("******2:查看全记录******");
System.out.println("******3:返回上一级******");
System.out.println("输入你的选择");
o.addlogic();
}
//选项2中的二级菜单
public void search() {
System.out.println("*** 1:按姓名查找******");
System.out.println("*** 2:按年龄查找******");
System.out.println("*** 3:按性别查找******");
System.out.println("*** 4:按号码查找******");
System.out.println("*** 5:按住址查找******");
System.out.println("*** 6:查看全记录******");
System.out.println("*** 7:返回上一级******");
o.searchlogic();
}
//选项3中的二级菜单
public void modifyLogicLogic() {
System.out.println("*** 1:查看全部记录 ***");
System.out.println("*** 2:修改指定记录 ***");
System.out.println("*** 3:返回上一级 ***");
subModifyMenu ();
}
//选项3中的二级菜单的子菜单
private void subModifyMenu() {
System.out.println("请输入选择");
int a=in.nextInt();
switch (a) {
case 1:
o.showAll();
break;
case 2:
System.out.println("1：修改姓名 ");
System.out.println("2：修改性别 ");
System.out.println("3：修改年龄 ");
System.out.println("4：修改号码 ");
System.out.println("5：修改住址 ");
System.out.println("6：返回上一级 ");
o.xiugai();
break;
case 3:
mainMenu();
break;
default:
break;
}
}
//选项4中的二级菜单
public void deleteMenu() {
System.out.println("*** 1:查看全部记录 ***");
System.out.println("*** 2:删除指定记录 ***");
System.out.println("*** 3:删除所有记录 ***");
System.out.println("*** 4:返回上一级 ***");
o.deleteLogic();
}
//选项5中的二级菜单
private void orderMenu() {
System.out.println("*** 1:按姓名排序 ***");
System.out.println("*** 2:按年龄排序 ***");
System.out.println("*** 3:按性别排序 ***");
System.out.println("*** 4:查看全记录 ***");
System.out.println("*** 5:返回上一级 ***");
o.subModifyMenu();
}
}
package iponeApp;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Scanner;
public class Operate {
int count=0;
//必须要加静态；
static ArrayList<Person> list=new ArrayList<Person>();
Scanner sc=new Scanner(System.in);
static Menu m=new Menu();
TelNoteRegex tt=new TelNoteRegex();
//添加
public void addlogic() {
int x=sc.nextInt();
switch (x) {
case 1:
addnew();//添加新用户
break;
case 2:
showAll();//显示全部信息
break;
case 3:
m.mainMenu();
break;
default:
break;
}
}
//添加的具体实现+++++++++++++++++++++++++++++++++++++++++++
public void addnew() {
System.out.println("请输入姓名");
String name=sc.next();
name=tt.nameRegex(name);//正则表达式判断
System.out.println("请输入年龄");
String age=sc.next();
age=tt.age(age);
System.out.println("请输入性别 男m 女f");
String sex=sc.next();
sex=tt.sexRegex(sex);
System.out.println("请输入号码");
String telNum=sc.next();
telNum=tt.telRegex(telNum);
System.out.println("请输入住址");
String address=sc.next();
address=tt.addressRegex(address);
count++;
Person p=new Person(count, name, age, sex,telNum, address);
list.add(p);
System.out.println("添加成功");
m.addmenu();
}
//查找的具体实现++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
public void searchlogic() {
int search=sc.nextInt();
switch (search) {
case 1:
searchByName();
break;
case 2:
searchByAge();
break;
case 3:
searchBySex();
break;
case 4:
searchByTelNum();
break;
case 5:
searchByAdd();
break;
case 6:
showAll();
break;
case 7:
m.mainMenu();
break;
default:
break;
}
}
//按地址查找
public void searchByAdd() {
System.out.println("请输入地址");
String sadd=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(sadd.equals(p1.getAddress())) {
System.out.println("id: "+p1.getId()+"\t 姓名： "+p1.getName()+"\t 性别："+p1.getSex()+"\t 年龄："+p1.getAge()+"\t 手机号："+p1.getTelNum());
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.search();//显示菜单
}
//按手机号查找
public void searchByTelNum() {
System.out.println("请输入手机号");
String stel=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(stel.equals(p1.getTelNum())) {
System.out.println("id: "+p1.getId()+"\t 姓名： "+p1.getName()+"\t 性别："+p1.getSex()+"\t 年龄："+p1.getAge()+"\t 手机号："+p1.getTelNum());
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.search();//显示菜单
}
//按性别查找
public void searchBySex() {
System.out.println("请输入性别");
String ssex=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(ssex.equals(p1.getSex())) {
System.out.println("id: "+p1.getId()+"\t 姓名： "+p1.getName()+"\t 性别："+p1.getSex()+"\t 年龄："+p1.getAge()+"\t 手机号："+p1.getTelNum());
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.search();//显示菜单
}
//按年龄查找
public void searchByAge() {
System.out.println("请输入年龄");
String sage=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(sage.equals(p1.getAge())) {
System.out.println("id: "+p1.getId()+"\t 姓名： "+p1.getName()+"\t 性别："+p1.getSex()+"\t 年龄："+p1.getAge()+"\t 手机号："+p1.getTelNum());
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.search();//显示菜单
}
//按姓名查找
public void searchByName() {
System.out.println("请输入查找姓名");
String sname=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(sname.equals(p1.getName())) {
System.out.println("id: "+p1.getId()+"\t 姓名： "+p1.getName()+"\t 性别："+p1.getSex()+"\t 年龄："+p1.getAge()+"\t 手机号："+p1.getTelNum());
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.search();//显示菜单
}
//修改中的具体修改步骤+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
public void xiugai() {
int O_xiugai=sc.nextInt();
switch (O_xiugai) {
case 1:
name_xiugai();
break;
case 2:
sex_xiugai();
break;
case 3:
age_xiugai();
break;
case 4:
tel_xiugai();
break;
case 5:
add_xiugai();
break;
case 6:
m.modifyLogicLogic();
break;
default:
break;
}
}
//修改住址
public void add_xiugai() {
System.out.println("请输入ID");
int xid=sc.nextInt();
System.out.println("输入修改后的住址");
String xsex2=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(xid==Integer.valueOf(p1.getId())) {
p1.setAddress(xsex2);;
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.modifyLogicLogic();//显示菜单
}
//修改手机号
public void tel_xiugai() {
System.out.println("请输入ID");
int xid=sc.nextInt();
System.out.println("输入修改后的手机号");
String xsex2=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(xid==Integer.valueOf(p1.getId())) {
p1.setTelNum(xsex2);;
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.modifyLogicLogic();//显示菜单
}
//按年龄修改
public void age_xiugai() {
System.out.println("请输入ID");
int xid=sc.nextInt();
System.out.println("输入修改后的年龄");
String xsex2=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(xid==Integer.valueOf(p1.getId())) {
p1.setAge(xsex2);
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.modifyLogicLogic();//显示菜单
}
//按性别修改
public void sex_xiugai() {
System.out.println("请输入ID");
int xid=sc.nextInt();
System.out.println("输入修改后的性别");
String xsex2=sc.next();
int flag=1;
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(xid==Integer.valueOf(p1.getId())) {
p1.setSex(xsex2);;
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.modifyLogicLogic();//显示菜单
}
//按姓名修改
public void name_xiugai() {
System.out.println("请输入姓名");
String xname1=sc.next();
System.out.println("继续输入修改后的姓名");
String xname2=sc.next();
int flag=1;
tt.nameRegex(xname2);//对用户名再次判断
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(xname1.equals(p1.getName())) {
p1.setName(xname2);
flag=0;
}
}
if(flag==1) {
System.out.println("你的输入有误，不存在");
}
m.modifyLogicLogic();//显示菜单
}
//删除信息具体实现+++++++++++++++++++++++++++++++++++++++++++++++
public void deleteLogic() {
System.out.println("输入你的选择");
int del=sc.nextInt();
switch (del) {
case 1:
showAll();
break;
case 2:
rm_zhiding();
break;
case 3:
delAll();
break;
case 4:
m.mainMenu();
break;
default:
break;
}
}
public void rm_zhiding() {
System.out.println("输入需要删除的序号");
int idd=sc.nextInt();
Iterator<Person> it=list.iterator();
while (it.hasNext()) {
Person p1 = it.next();
if(idd==p1.getId()) {
it.remove();
System.out.println("删除成功");
}
}
m.deleteMenu();
}
//删除所有信息
public void delAll() {
list.removeAll(list);
System.out.println("已全部清空");
m.deleteMenu();
}
//排序操作++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
public void subModifyMenu() {
System.out.println("输入你的选择");
int paixu =sc.nextInt();
switch (paixu) {
case 1:
orderName();
break;
case 2:
orderAge();
break;
case 3:
orderSex();
break;
case 4:
showAll();
break;
case 5:
m.mainMenu();
break;
default:
break;
}
}
//按姓名排序
public void orderName() {
Collections.sort(list,new NameComparator());
System.out.println("排序完成");
subModifyMenu();
//用到自定义比较器，传入一个比较器
}
//按年龄排序
public void orderAge() {
Collections.sort(list,new AgeComparator());
System.out.println("排序完成");
subModifyMenu();
}
//按性别排序
public void orderSex() {
Collections.sort(list,new SexComparator());
System.out.println("排序完成");
subModifyMenu();
}
//自定义姓名排序类
class NameComparator implements Comparator<Person>{
public int compare(Person o1, Person o2) {
return o1.getName().compareTo(o2.getName());
}
}
//自定义性别排序类
class SexComparator implements Comparator<Person>{
public int compare(Person o1, Person o2) {
return o1.getSex().compareTo(o2.getSex());
}
}
class AgeComparator implements Comparator<Person>{
public int compare(Person o1, Person o2) {
return o1.getAge().compareTo(o2.getAge());
}
}
//显示全部信息具体实现+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
public void showAll() {
Iterator<Person> it=list.iterator();
int id=1;
while (it.hasNext()) {
Person p1 = (Person) it.next();
p1.setId(id);
id++;
System.out.println("id: "+p1.getId()+"\t姓名： "+p1.getName()+"\t性别："+p1.getSex()+"\t年龄："+p1.getAge()+"\t手机号："+p1.getTelNum()+"\t住址"+p1.getAddress());
}
m.addmenu();
}
}
package iponeApp;
public class Person {//实体类，数据
private int id; //用户ID 属性
private String name; //用户姓名属性
private String age; //用户年龄属性
private String sex; //用户性别属性
private String telNum; //用户电话号码属性
private String address; //用户地址属性
Person(){};// 无参数构造方法
//有参构造方法
public Person(int id, String name, String age, String sex, String telNum, String address) {
super();
this.id = id;
this.name = name;
this.age = age;
if(sex.equals("m")) {
this.sex = "男";
}
else if(sex.equals("f")) {
this.sex = "女";
}
else {
this.sex = sex;
}
// this.sex = sex;
this.telNum = telNum;
this.address = address;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getAge() {
return age;
}
public void setAge(String age) {
this.age = age;
}
public String getSex() {
return sex;
}
public void setSex(String sex) {
if(sex.equals("m")) {
this.sex = "男";
}
else if(sex.equals("f")) {
this.sex = "女";
}
else {
this.sex = sex;
}
}
public String getTelNum() {
return telNum;
}
public void setTelNum(String telNum) {
this.telNum = telNum;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public String toString() {
return "id=" + id + ", name=" + name + ", age=" + age + ", sex=" + sex + ", telNum=" + telNum
+ ", address=" + address;
}
}
package iponeApp;
import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class TelNoteRegex {
Scanner sc = new Scanner(System.in);
//对用户名进行判断
public String nameRegex(String Name) {
while(!checkName(Name)) {
System.out.println("用户名不合法，请重新输入：");
Name=sc.next();
}
// 必须是6-10位字母、数字、下划线（这里字母、数字、下划线是指任意组合，没有必须三类均包含）
// 不能以数字开头
return Name;
}
public boolean checkName(String name) {
// String regExp = "^[^0-9][\\w_]{5,9}$";
String regExp = "^(([\u4e00-\u9fa5]{2,8})|([a-zA-Z]{2,16}))$";
// String reg = /^[\u4E00-\u9FA5\uf900-\ufa2d·s]{2,20}$/;
if(name.matches(regExp)) {
return true;
}else {
return false;
}
}
//对用户性别判断
public String sexRegex(String sex) {
while(true){
if(!(sex.equals("m")||sex.equals("f")||sex.equals("男")||sex.equals("女"))){
System.out.println("输入有误，请重新输入");
sex=sc.next();
}
else{
break;
}
}
return sex;
}
public String age(String age) {
while(true){
if(Integer.valueOf(age)<1||Integer.valueOf(age)>138){
System.out.println("输入有误，请重新输入");
age=sc.next();
}
else{
break;
}
}
return age;
}
public String telRegex(String telNum) {
while(true){
if(isMobile(telNum)){
System.out.println(telNum+"是符合的手机号码");
break;
}else {
System.out.println(telNum+"不符合,请重新输入！");
telNum=sc.next();
}
}
return telNum;
}
public static boolean isMobile(String str) {
Pattern p = null;
Matcher m = null;
boolean isMatch = false;
// 制定验证条件，目前有些新卡会出现类似166开头的，需要适当调整
String regex1 = "^[1][3,4,5,7,8][0-9]{9}$";
String regex2 = "^((13[0-9])|(14[579])|(15([0-3,5-9]))|(16[6])|(17[0135678])|(18[0-9]|19[89]))\\d{8}$";
p = Pattern.compile(regex2);
m = p.matcher(str);
isMatch = m.matches();
return isMatch;
}
public String addressRegex(String address) {
while(true){
if(address.length()>3&&address.length()<30){
break;
}
else{
System.out.println("地址有误，请重新输入");
address=sc.next();
}
}
return address;
}
}
