目录
一、系统介绍
1.开发环境
2.技术选型
3.系统功能
4.获取资源
二、系统展示
1.登录系统
2.查询商品信息
3.增加商品信息
4.更新商品信息
5.删除商品信息
三、部分代码
BussinessService
LoginService
四、其他
1.其他系统实现
2.获取源码
3.运行项目
4.备注
5.支持博主
开发工具:IDEA2018.2
JDK版本:jdk1.8
Java语言开发,使用ArrayList存储信息。
1.实现系统登录
2.实现商品信息的增删改查
1.CSDN下载
Java实现控制台商品管理系统-Java文档类资源-CSDN下载Java实现控制台商品管理系统,实现登录、增删改查,系统经多次测试,运行无误,请大家放心下载。更多下载资源、学习资料请访问CSDN下载频道.https://download.csdn.net/download/helongqiang/21048438
package service;
import common.Constant;
import common.Response;
import entity.Shop;
import java.util.ArrayList;
import java.util.List;
public class BusinessService {
private static List businessList = new ArrayList<>();
static {
businessList.add(new Shop("1","方便面","10","5","北京"));
businessList.add(new Shop("2","面包","20","5","天津"));
businessList.add(new Shop("3","矿泉水","50","2","武汉"));
}
// 查询
public Response query(String name){
if(name == null || "".equals(name)){
return new Response("error","编号为空。");
}
for(Shop shop : businessList){
if(name.equals(shop.getGoodsId())){
return new Response("success","查询成功。", shop);
}
}
return new Response("error","未查询到此"+ Constant.MAIN_CLASS +",请重新输入:");
}
// 增加
public Response add(Shop shop){
for(Shop s : businessList){
if(s.getGoodsId().equals(shop.getGoodsId())){
return new Response("error","该"+ Constant.MAIN_CLASS+"已存在。");
}
}
businessList.add(shop);
return new Response("success", Constant.MAIN_CLASS+"添加成功。", shop);
}
// 编辑
public Response checkProp(Shop shop, String prop, String value){
if(prop == null || "".equals(prop)){
return new Response("error","属性为空。");
}
String[] props = {"stuId","stuName","stuSex","stuAge","stuWeight"};
switch(prop){
case "goodsId" :
shop.setGoodsId(value);
break;
case "goodsName" :
shop.setGoodsName(value);
break;
case "goodsStock" :
shop.setGoodsStock(value);
break;
case "goodsPrice" :
shop.setGoodsPrice(value);
break;
case "goodsAddress" :
shop.setGoodsAddress(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(Shop shop: businessList){
if(shop.getGoodsId().equals(name)){
businessList.remove(shop);
return new Response("success", Constant.MAIN_CLASS+"删除成功。");
}
}
return new Response("error", Constant.MAIN_CLASS+"不存在。");
}
}
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 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","登陆成功!");
}
}
return new Response("error","用户名或密码输入错误,请检查并重新输入。");
}
}
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点击以下链接获取源码。
Java实现控制台商品管理系统-Java文档类资源-CSDN下载Java实现控制台商品管理系统,实现登录、增删改查,系统经多次测试,运行无误,请大家放心下载。更多下载资源、学习资料请访问CSDN下载频道.https://download.csdn.net/download/helongqiang/21048438
直接导入项目,打开Main运行程序。
如有侵权请联系我删除。
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