package com.whyc.webSocket;
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import com.whyc.config.WebSocketConfig;
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import com.whyc.dto.Real.AlmDto;
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import com.whyc.dto.Response;
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import com.whyc.pojo.db_user.User;
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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.util.JsonUtil;
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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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/**
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* 实时
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*/
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@Component
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@ServerEndpoint(value = "/devAlmReal",encoders = WebSocketEncoder.class,configurator = WebSocketConfig.class)
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public class DevAlmRealSocket {
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private Session session;
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private Thread thread;
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private static DevalarmDataService service;
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private static HttpSession httpSession;
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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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@Autowired
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public void setDevalarmDataService(DevalarmDataService service) {
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DevAlmRealSocket.service = 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 void onMessage(Session session, String message) {
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AlmDto dto= JsonUtil.getGson().fromJson(message,AlmDto.class);
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if(httpSession!=null){
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User user = (User) httpSession.getAttribute("user");
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dto.setUid(user.getId());
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}else{
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dto.setUid(1005);
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}
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thread = new Thread("Thread_realLockSocket") {
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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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Response res= service.getDevAlmReal(dto);
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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(res);
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}
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threadFlagMap.put(thread.getId(), false);
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}
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sleep(4000);
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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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