权限管理

whyclxw

2025-05-15 96510a549bfb313920bf297b28089c4cf57f0146

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package com.whyc.webSocket;
 
import com.whyc.dto.Response;
import com.whyc.service.PlateInfoService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
 
import javax.websocket.*;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
 
@Component
@ServerEndpoint(value = "/plate",encoders = WebSocketEncoder.class)
public class PlateSocket {
    private Session session;
 
    private Thread thread;
 
    private static PlateInfoService plateService;
 
    @Autowired
    public void setPlateInfoService(PlateInfoService plateService) {
        PlateSocket.plateService = plateService;
    }
 
    @OnOpen
    public void onOpen(Session session){
        this.session = session;
 
        Thread thread = new Thread() {
            @Override
            public void run() {
                try{
                    while (!currentThread().isInterrupted()) {
                        Response res = plateService.getPlateInfo();
                        session.getBasicRemote().sendObject(res);
                        sleep(4000);
                    }
                } catch (Exception e) {
                    this.interrupt();
                }
            }
        };
        thread.start();
        this.thread = thread;
    }
 
    @OnClose
    public void onClose(CloseReason closeReason) throws IOException {
        System.err.println("closeReason = " + closeReason);
        if(session.isOpen()){
            session.close();
        }
    }
 
    @OnError
    public void onError(Throwable error) throws IOException {
        error.printStackTrace();
        thread.isInterrupted();
        if(session.isOpen()){
            session.close();
        }
    }
}