添加socket接口

whyczh

2022-02-16 94c05ea30414abe418fd0c290baf43b213ac5afa

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package com.whyc.webSocket;
 
import com.whyc.dto.paramter.BattScrapPar;
import com.whyc.service.BattScrapService;
import com.whyc.util.ActionUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
 
import javax.websocket.*;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
@Component
@ServerEndpoint(value = "/battScrap",encoders = WebSocketEncoder.class)
public class BattScrapSocket {
    private volatile Thread thread;
 
    private static final int executeTime = 5000;
 
    private static Map<String,Thread> threadMap = new HashMap<>();
 
    private static BattScrapService service;
 
    @Autowired
    public void setService(BattScrapService service){
        BattScrapSocket.service = service;
    }
 
    @OnMessage
    public void onMessage(Session session, String message){
        //停止当前socket的线程
        Thread threadBefore = threadMap.get(session.getId());
        if(threadBefore !=null && threadBefore.isAlive()){
            threadBefore.interrupt();
        }
        BattScrapPar battScrapPar = ActionUtil.getGson().fromJson(message, BattScrapPar.class);
        thread = new Thread("Thread_battScrap") {
            public void run() {
                while (!thread.isInterrupted()) {
                    try {
                        if (session.isOpen()) {
                            session.getBasicRemote().sendObject(service.searchByCondition(battScrapPar.getPageNum(),battScrapPar.getPageSize(),battScrapPar.getBattScrap()));
                        }
                        sleep(executeTime);
                    } catch (IOException | InterruptedException | EncodeException e) {
                        interrupt();
                    }
                }
            }
        };
        thread.start();
    }
 
    @OnClose
    public void onClose(){
        if (thread != null && thread.isAlive()) {
            thread.interrupt();
        }
    }
 
    @OnError
    public void onError(Throwable error) {
        error.printStackTrace();
        if (thread != null && thread.isAlive()) {
            thread.interrupt();
        }
    }
}