IDEA+Java控制台实现房屋信息管理系统
【摘要】
目录
一、系统介绍
1.开发环境
2.技术选型
3.系统功能
二、系统展示
1.登录系统
2.查询房屋信息
3.添加房屋信息
4.修改房屋信息
5.删除房屋信息
三、部分代码
BussinessService
LoginService
House
User
四、其他
1.其他系统实现
...
目录
一、系统介绍
1.开发环境
开发工具：IDEA2018.2
JDK版本：jdk1.8
2.技术选型
Java语言开发，使用ArrayList存储实体信息。使用Enum枚举类型存储账号信息，使用乐Switch函数来选择判断。
3.系统功能
1.系统登录登出
2.房屋信息的增删改查
二、系统展示
1.登录系统
2.查询房屋信息
3.添加房屋信息
4.修改房屋信息
5.删除房屋信息
三、部分代码
BussinessService
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package service;
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import common.Constant;
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import common.Response;
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import entity.House;
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import java.util.ArrayList;
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import java.util.List;
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public class BussinessService {
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private static List<House> bussinessList = new ArrayList<>();
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static {
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bussinessList.add(new House("1","湖北省","鄂州市","紫气东来","0101","100万"));
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bussinessList.add(new House("2","甘肃省","定西市","和睦和美","0202","60万"));
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bussinessList.add(new House("3","甘肃省","定西市","德善堂村","0303","888888万"));
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}
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// 查询
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public Response query(String name){
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if(name == null || "".equals(name)){
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return new Response("error","编号为空");
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}
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for(House house : bussinessList){
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if(name.equals(house.getId())){
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return new Response("success","查询成功",house);
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}
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}
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return new Response("error","未查到到此"+ Constant.MAIN_CLASS+",请重新输入：");
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}
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// 增加
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public Response add(House house){
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for(House h : bussinessList){
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if(h.getId().equals(house.getId())){
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return new Response("error","该"+Constant.MAIN_CLASS+"已存在。");
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}
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}
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bussinessList.add(house);
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return new Response("success",Constant.MAIN_CLASS+"添加成功。",house);
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}
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// 编辑
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public Response checkProp(House house,String prop,String value){
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if(prop == null || "".equals(prop)){
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return new Response("error","属性为空。");
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}
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String[] props = {"id","province","city","name","number","price"};
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switch (prop){
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case "id":
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house.setId(value);
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break;
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case "provuince":
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house.setProvince(value);
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break;
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case "city":
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house.setCity(value);
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break;
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case "name":
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house.setName(value);
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break;
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case "number":
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house.setNumber(value);
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break;
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case "price":
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house.setPrice(value);
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break;
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default:
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return new Response("error","该属性不存在。");
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}
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return new Response("success","编辑成功。");
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}
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// 删除
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public Response delete(String name){
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if(name == null || "".equals(name)){
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return new Response("error",Constant.MAIN_CLASS+"编号为空。");
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}
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for(House house:bussinessList){
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if(house.getId().equals(name)){
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bussinessList.remove(house);
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return new Response("success",Constant.MAIN_CLASS+"删除成功。");
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}
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}
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return new Response("error",Constant.MAIN_CLASS+"不存在。");
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}
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}
LoginService
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package service;
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import common.Account;
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import common.Response;
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import entity.User;
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import java.util.ArrayList;
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import java.util.List;
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public class LoginService {
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private static List<User> userList = new ArrayList<>();
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static {
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userList.add(new User(Account.ADMIN.getUsername(),Account.ADMIN.getPassword()));
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userList.add(new User(Account.USER1.getUsername(),Account.USER1.getPassword()));
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userList.add(new User(Account.USER2.getUsername(),Account.USER2.getPassword()));
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userList.add(new User(Account.USER3.getUsername(),Account.USER3.getPassword()));
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}
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public Response login(String username,String password){
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if(username == null || "".equals(username)){
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return new Response("error","用户名为空，请输入用户名。");
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}
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if(password == null || "".equals(password)){
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return new Response("error","密码为空，请输入密码。");
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}
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for(User user : userList){
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if(username.equals(user.getUsername()) && password.equals(user.getPassword())){
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return new Response("success","登录成功！");
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}
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}
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return new Response("error","用户名或密码输入错误，请检查并输入。");
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}
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}
House
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package entity;
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/**
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* 房屋实体类
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*/
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public class House {
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// 房子id
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private String id;
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// 小区省份
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private String province;
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// 小区城市
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private String city;
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// 小区名称
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private String name;
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// 房子楼号
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private String number;
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// 房子价格
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private String price;
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public House(String id,String province,String city,String name,String number,String price){
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this.id = id;
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this.province = province;
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this.city = city;
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this.name = name;
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this.number = number;
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this.price = price;
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}
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public String getId(){
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return id;
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}
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public void setId(String id){
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this.id = id;
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}
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public String getProvince() {
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return province;
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}
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public void setProvince(String province) {
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this.province = province;
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}
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public String getCity() {
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return city;
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}
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public void setCity(String city) {
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this.city = city;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getNumber() {
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return number;
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}
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public void setNumber(String number) {
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this.number = number;
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}
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public String getPrice() {
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return price;
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}
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public void setPrice(String price) {
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this.price = price;
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}
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@Override
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public String toString() {
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return "House{" +
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"id='" + id + '\'' +
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", province='" + province + '\'' +
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", city='" + city + '\'' +
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", name='" + name + '\'' +
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", number='" + number + '\'' +
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", price='" + price + '\'' +
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'}';
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}
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}
User
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package entity;
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/**
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* 用户实体类
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*/
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public class User {
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private String username;
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private String password;
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public User(){
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}
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public User(String username,String password){
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this.username = username;
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this.password = password;
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}
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public String getUsername(){
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return username;
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}
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public void setUsername(){
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this.username = username;
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}
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public String getPassword(){
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return password;
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}
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public void setPassword(String password){
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this.password = password;
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}
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public String toString(){
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return "User{"+
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"username='"+username+'\''+
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",password='"+password+'\''+
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'}';
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}
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}
四、其他
1.其他系统实现
2.获取源码
请您私信我。
3.运行项目
直接导入项目，打开Main运行程序。
4.备注
如有侵权请联系我删除。
5.支持博主
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文章来源: blog.csdn.net，作者：水坚石青，版权归原作者所有，如需转载，请联系作者。
原文链接：blog.csdn.net/helongqiang/article/details/127057622
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