package com.whyc.webSocket;
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import com.whyc.config.WebSocketConfig;
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import com.whyc.dto.Response;
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import com.whyc.service.BattalarmDataService;
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import com.whyc.service.DevalarmDataService;
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import com.whyc.service.PwrdevAlarmService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.servlet.http.HttpSession;
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import javax.websocket.*;
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import javax.websocket.server.ServerEndpoint;
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import java.util.HashMap;
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import java.util.Map;
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@Component
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@ServerEndpoint(value = "/sendAlarmData", encoders = WebSocketEncoder.class, configurator = WebSocketConfig.class)
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public class SendAlarmDataSocket {
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private volatile Thread thread;
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private static final int executeTime = 30000;
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private volatile boolean runFlag=true;
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private volatile Map<String,Thread> threadMap = new HashMap<>();
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private volatile Map<Long, Boolean> threadFlagMap = new HashMap<>();
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private static BattalarmDataService battalarmDataService;
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private static DevalarmDataService devalarmDataService;
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private static PwrdevAlarmService pwrdevAlarmService;
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private Session session;
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private HttpSession httpSession;
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@Autowired
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public void setService(BattalarmDataService service) {
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SendAlarmDataSocket.battalarmDataService = service;
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}
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@Autowired
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public void setService(DevalarmDataService service) {
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SendAlarmDataSocket.devalarmDataService = service;
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}
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@Autowired
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public void setService(PwrdevAlarmService service) {
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SendAlarmDataSocket.pwrdevAlarmService = service;
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}
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@OnOpen
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public void onOpen(Session session, EndpointConfig config) {
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this.session = session;
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this.httpSession = (HttpSession) config.getUserProperties().get("httpSession");
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}
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@OnMessage
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public synchronized void onMessage(Session session, String uId) {
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int userId = Integer.parseInt(uId);
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String lang = (String) this.httpSession.getAttribute("lang");
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thread = new Thread("Thread_sendAlarmData") {
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@Override
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public void run() {
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while (runFlag && !isInterrupted()) {
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Thread thread = currentThread();
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threadFlagMap.put(thread.getId(), true);
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try {
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Map<String, Response> res = new HashMap<>();
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//电池告警
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Response battAlarm = battalarmDataService.getSendBattAlarmOfWebSocket(userId, lang);
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res.put("battAlarm", battAlarm);
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//设备告警
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Response devAlarm = devalarmDataService.getSendDevAlarmOfWebSocket(userId);
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res.put("devAlarm", devAlarm);
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//电源告警
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Response pwrAlarm = pwrdevAlarmService.getSendPwrAlarmOfWebSocket(userId);
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res.put("pwrAlarm", pwrAlarm);
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if (session.isOpen()) {
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//推送信息
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synchronized (session) {
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session.getBasicRemote().sendObject(new Response().set(1, res));
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}
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threadFlagMap.put(thread.getId(), false);
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}
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sleep(executeTime);
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//} catch (IOException | InterruptedException | EncodeException e) {
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} catch (Exception e) {
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interrupt();
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}
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}
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}
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};
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thread.start();
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threadFlagMap.put(thread.getId(),true);
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//停止老的socket线程
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Thread threadBefore = threadMap.get(session.getId());
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if(threadBefore !=null && threadBefore.isAlive()){
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while (threadFlagMap.get(threadBefore.getId())){
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}
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threadBefore.interrupt();
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}
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//将线程存储,便于调用定位
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threadMap.put(session.getId(), this.thread);
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}
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@OnClose
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public void onClose(CloseReason closeReason){
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System.err.println("closeReason = " + closeReason);
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runFlag = false;
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if (thread != null && thread.isAlive()) {
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thread.interrupt();
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}
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threadMap.remove(session.getId());
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}
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@OnError
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public void onError(Throwable error) {
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error.printStackTrace();
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if (thread != null && thread.isAlive()) {
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thread.interrupt();
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}
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threadMap.remove(session.getId());
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}
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}
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