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
package service;
import common.Constant;
import common.Response;
import entity.House;
import java.util.ArrayList;
import java.util.List;
public class BussinessService {
private static List<House> bussinessList = new ArrayList<>();
static {
bussinessList.add(new House("1","湖北省","鄂州市","紫气东来","0101","100万"));
bussinessList.add(new House("2","甘肃省","定西市","和睦和美","0202","60万"));
bussinessList.add(new House("3","甘肃省","定西市","德善堂村","0303","888888万"));
}
// 查询
public Response query(String name){
if(name == null || "".equals(name)){
return new Response("error","编号为空");
}
for(House house : bussinessList){
if(name.equals(house.getId())){
return new Response("success","查询成功",house);
}
}
return new Response("error","未查到到此"+ Constant.MAIN_CLASS+",请重新输入：");
}
// 增加
public Response add(House house){
for(House h : bussinessList){
if(h.getId().equals(house.getId())){
return new Response("error","该"+Constant.MAIN_CLASS+"已存在。");
}
}
bussinessList.add(house);
return new Response("success",Constant.MAIN_CLASS+"添加成功。",house);
}
// 编辑
public Response checkProp(House house,String prop,String value){
if(prop == null || "".equals(prop)){
return new Response("error","属性为空。");
}
String[] props = {"id","province","city","name","number","price"};
switch (prop){
case "id":
house.setId(value);
break;
case "provuince":
house.setProvince(value);
break;
case "city":
house.setCity(value);
break;
case "name":
house.setName(value);
break;
case "number":
house.setNumber(value);
break;
case "price":
house.setPrice(value);
break;
default:
return new Response("error","该属性不存在。");
}
return new Response("success","编辑成功。");
}
// 删除
public Response delete(String name){
if(name == null || "".equals(name)){
return new Response("error",Constant.MAIN_CLASS+"编号为空。");
}
for(House house:bussinessList){
if(house.getId().equals(name)){
bussinessList.remove(house);
return new Response("success",Constant.MAIN_CLASS+"删除成功。");
}
}
return new Response("error",Constant.MAIN_CLASS+"不存在。");
}
}
LoginService
package service;
import common.Account;
import common.Response;
import entity.User;
import java.util.ArrayList;
import java.util.List;
public class LoginService {
private static List<User> userList = new ArrayList<>();
static {
userList.add(new User(Account.ADMIN.getUsername(),Account.ADMIN.getPassword()));
userList.add(new User(Account.USER1.getUsername(),Account.USER1.getPassword()));
userList.add(new User(Account.USER2.getUsername(),Account.USER2.getPassword()));
userList.add(new User(Account.USER3.getUsername(),Account.USER3.getPassword()));
}
public Response login(String username,String password){
if(username == null || "".equals(username)){
return new Response("error","用户名为空，请输入用户名。");
}
if(password == null || "".equals(password)){
return new Response("error","密码为空，请输入密码。");
}
for(User user : userList){
if(username.equals(user.getUsername()) && password.equals(user.getPassword())){
return new Response("success","登录成功！");
}
}
return new Response("error","用户名或密码输入错误，请检查并输入。");
}
}
House
package entity;
/**
* 房屋实体类
*/
public class House {
// 房子id
private String id;
// 小区省份
private String province;
// 小区城市
private String city;
// 小区名称
private String name;
// 房子楼号
private String number;
// 房子价格
private String price;
public House(String id,String province,String city,String name,String number,String price){
this.id = id;
this.province = province;
this.city = city;
this.name = name;
this.number = number;
this.price = price;
}
public String getId(){
return id;
}
public void setId(String id){
this.id = id;
}
public String getProvince() {
return province;
}
public void setProvince(String province) {
this.province = province;
}
public String getCity() {
return city;
}
public void setCity(String city) {
this.city = city;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getNumber() {
return number;
}
public void setNumber(String number) {
this.number = number;
}
public String getPrice() {
return price;
}
public void setPrice(String price) {
this.price = price;
}
@Override
public String toString() {
return "House{" +
"id='" + id + '\'' +
", province='" + province + '\'' +
", city='" + city + '\'' +
", name='" + name + '\'' +
", number='" + number + '\'' +
", price='" + price + '\'' +
'}';
}
}
User
package entity;
/**
* 用户实体类
*/
public class User {
private String username;
private String password;
public User(){
}
public User(String username,String password){
this.username = username;
this.password = password;
}
public String getUsername(){
return username;
}
public void setUsername(){
this.username = username;
}
public String getPassword(){
return password;
}
public void setPassword(String password){
this.password = password;
}
public String toString(){
return "User{"+
"username='"+username+'\''+
",password='"+password+'\''+
'}';
}
}
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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