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whyclxw

2025-05-28 e16302f9d475c7cc4dd18c5abf1a23cb5502e362

 src/main/java/com/whyc/webSocket/ProcessSurveySocket.java

@@ -6,54 +6,79 @@

import javax.websocket.*;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

@Component
@ServerEndpoint(value = "/processSurvey",encoders = WebSocketEncoder.class)
public class ProcessSurveySocket {
    private volatile Thread thread;

    private static final int executeTime = 5000;

    private static Map<String,Thread> threadMap = new HashMap<>();
    private volatile boolean runFlag=true;

    private volatile Map<String,Thread> threadMap = new HashMap<>();

    private volatile Map<Long,Boolean> threadFlagMap = new HashMap<>();

    private static ProcessSurveyService service;

    private Session session;

    @Autowired
    public void setService(ProcessSurveyService service){
        ProcessSurveySocket.service = service;
    }

    @OnOpen
    public void onOpen(Session session){
        this.session=session;
    }

    @OnMessage
    public void onMessage(Session session){
        //停止当前socket的线程
        Thread threadBefore = threadMap.get(session.getId());
        if(threadBefore !=null && threadBefore.isAlive()){
            threadBefore.interrupt();
        }
    public synchronized void onMessage(Session session,String message){
        thread = new Thread("Thread_processSurvey") {
            public void run() {
                while (!thread.isInterrupted()) {
                while (runFlag && !isInterrupted()) {
                    Thread thread = currentThread();
                    threadFlagMap.put(thread.getId(), true);
                    try {
                        if (session.isOpen()) {
                            session.getBasicRemote().sendObject(service.getAll());
                            //推送信息
                            synchronized (session) {
                                session.getBasicRemote().sendObject(service.getAll());
                            }
                            threadFlagMap.put(thread.getId(),false);
                        }
                        sleep(executeTime);
                    } catch (IOException | InterruptedException | EncodeException e) {
                        //} catch (IOException | InterruptedException | EncodeException e) {
                    } catch (Exception e) {
                        interrupt();
                    }
                }
            }
        };
        thread.start();
        threadFlagMap.put(thread.getId(),true);
        //停止老的socket线程
        Thread threadBefore = threadMap.get(session.getId());
        if(threadBefore !=null && threadBefore.isAlive()){
            while (threadFlagMap.get(threadBefore.getId())){
            }
            threadBefore.interrupt();
        }
        //将线程存储,便于调用定位
        threadMap.put(session.getId(), this.thread);
    }

    @OnClose
    public void onClose(){
    public void onClose(CloseReason closeReason){
        System.err.println("closeReason = " + closeReason);
        runFlag = false;
        if (thread != null && thread.isAlive()) {
            thread.interrupt();
        }
        threadMap.remove(session.getId());
    }

    @OnError
@@ -62,5 +87,6 @@
        if (thread != null && thread.isAlive()) {
            thread.interrupt();
        }
        threadMap.remove(session.getId());
    }
}