Java 实战项目之CRM客户管理系统的实现流程
一、项目简述
功能包括： 用户管理，系统管理，客户管理，客户服务，客户关怀, 销售机会，统计管理等等。
二、项目运行
环境配置： Jdk1.8 + Tomcat8.5 + mysql + Eclispe (IntelliJ IDEA,Eclispe,MyEclispe,Sts 都支持)
项目技术： JSP +Spring + SpringMVC + MyBatis + html+ css + JavaScript + JQuery + Ajax + layui+ maven等等。
员工操作：
/**
* @author 员工操作
*/
@RestController
@RequestMapping("/employee")
@CrossOrigin
@Slf4j
public class EmployeeController {
@Autowired
private EmployeeService employeeService;
@Autowired
private DepartmentService departmentService;
@Autowired
private JobService jobService;
@Autowired
private EduLevelMapper eduLevelMapper;
@Autowired
private EmployeeMapper employeeMapper;
/**
* 搜索接口
*/
@GetMapping("/search")
public Result search(@RequestParam(name = "name", required = false,defaultValue = "") String name,
@RequestParam(name = "current", required = false, defaultValue = "1") Integer current,
@RequestParam(name = "size", required = false, defaultValue = "10") Integer size) {
return employeeService.list(current, size, name);
}
/**
* 分页查询接口
*
* @param current
* @param size
* @return
*/
@GetMapping("/list")
public Result list(@RequestParam(name = "current", required = false, defaultValue = "1") Integer current,
@RequestParam(name = "size", required = false, defaultValue = "10") Integer size) {
return employeeService.list(current, size, null);
}
/**
* 根据id获取员工具体信息
* @param id
* @return
*/
@GetMapping("/getUserById")
public EmployeeDTO getUserAllInfoById(@RequestParam(name = "id") Integer id) {
return employeeService.getUserById(id);
}
/**
* 根据员工获取信息
* @param id
* @return
*/
@GetMapping("/getEmployeeById")
public Employee getUserById(@RequestParam(name = "id") Integer id) {
return employeeMapper.selectById(id);
}
/**
* 增加员工接口
*
* @param employee
* @return
*/
@PostMapping("/add")
public Map<String, Object> addUser(@RequestBody Employee employee) {
log.info(employee.toString());
return employeeService.add(employee);
}
/**
* 更新用户
* @param employee
* @return
*/
@PostMapping("/update")
public Map<String, Object> updateUser(@RequestBody Employee employee) {
log.info(employee.toString());
return employeeService.update(employee);
}
/**
* 删除用户
* @param id
* @return
*/
@GetMapping("/delete")
public Result deleteEmployeeById(@RequestParam(name = "id") Integer id) {
return employeeService.deleteEmployeeById(id);
}
/**
* 辞退员工
*
* @param id
* @return
*/
@GetMapping("/dismiss")
public Map<String, Object> dismissEmployeeById(@RequestParam(name = "id") Integer id) {
return employeeService.dismissEmployeeById(id);
}
/**
* 得到所以工作，部门，学历信息
*
* @return
*/
@GetMapping("/otherInfo")
public Result getAllOtherInfo() {
Map<String, Object> info = new HashMap<>();
info.put("departments", departmentService.selectAll());
info.put("jobs", jobService.selectAll());
info.put("eduLevels", eduLevelMapper.selectList(null));
return Result.success(info);
}
@GetMapping("/map")
public Result getMap() {
return employeeService.getMap();
}
}
人事管理相关接口:
/**
* 人事管理相关接口
*/
@RestController
@CrossOrigin
@RequestMapping("/personnel")
public class PersonnelController {
@Autowired
private PersonnelService personnelService;
/**
* 所以人事记录接口
* @param current
* @param size
* @return
*/
@GetMapping("/list")
public Result list(@RequestParam(name = "current", required = false, defaultValue = "1") Integer current,
@RequestParam(name = "size", required = false, defaultValue = "10") Integer size) {
return personnelService.list(current, size);
}
}
服务端:
/**
* websocket 服务端
* 注意： websocket 不能被代理，还有下面几个注解修饰的方法必须是public的
*/
@Component
@ServerEndpoint("/websocket/login")
@Slf4j
public class WebSocketServer {
// static Log log = LogFactory.get(WebSocketServer.class);
/**
* 记录连接数量
*/
private static int onlineCount = 0;
/**
* juc中的线程安全容器
*/
private static CopyOnWriteArraySet<WebSocketServer> webSocketSet = new CopyOnWriteArraySet<>();
/**
* 存放websocket 中的会话
*/
private Session session;
/**
* 连接建立成功调用的方法
*/
@OnOpen
public void onOpen(Session session) {
this.session = session;
webSocketSet.add(this);
addOnlineCount();
log.info("新增一个websocket连接，现在连接数" + getOnlineCount());
}
/**
* websocket 连接断开调用的方法
*/
@OnClose
public void onClose() {
webSocketSet.remove(this);
subOnlineCount();
log.info("断开websocket一个连接，现在连接数:" + getOnlineCount());
}
/**
* 收到消息调用此方法
*
* @param message
* @param session
*/
@OnMessage
public void onMessage(String message, Session session) {
log.info("websocket 收到消息了: " + message);
try {
sendInfo("hello, too!!!", "text");
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 发生错误调用的方法
*
* @param session
* @param throwable
*/
@OnError
public void onError(Session session, Throwable throwable) {
log.error("发送错误, ");
throwable.printStackTrace();
}
/**
* 实现主动推送消息到客户端
*/
public void sendMessage(String message) throws IOException {
if (session != null) {
this.session.getBasicRemote().sendText(message);
} else {
log.info("session为空");
}
}
public static void sendInfo(Object message, String type) throws IOException {
log.info("推送消息到窗口，推送内容:" + message);
Map<String, Object> resultMap = new HashMap<>();
resultMap.put("type", type);
resultMap.put("message", message);
JSONObject jsonObject = JSONUtil.parseObj(resultMap);
for (WebSocketServer item : webSocketSet) {
try {
//这里可以设定只推送给这个sid的，为null则全部推送
item.sendMessage(jsonObject.toString());
} catch (IOException e) {
continue;
}
}
}
public static synchronized int getOnlineCount() {
return onlineCount;
}
public static synchronized void addOnlineCount() {
WebSocketServer.onlineCount++;
}
public static synchronized void subOnlineCount() {
WebSocketServer.onlineCount--;
}
}
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