优化：海康大华sdk断线重连机制

liusuyi

2024-08-10 5b017324148ea92d96f9f16ade215463d6c712e5

 ard-work/src/main/java/com/ruoyi/utils/websocket/service/ChatServerEndpoint.java

@@ -3,6 +3,7 @@
import com.alibaba.fastjson2.JSONObject;
import com.ruoyi.app.position.service.impl.AppPositionPushService;
import com.ruoyi.call.dto.CallMessage;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.utils.websocket.util.WebSocketUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
@@ -11,7 +12,10 @@
import javax.websocket.server.PathParam;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

@@ -39,38 +43,60 @@

    @OnMessage
    public void onMessage(@PathParam("userId") String userId, String message) {
        log.info("收到消息：" + message);
//        Session session = WebSocketUtils.ONLINE_USER_SESSIONS.get(userId);
//        WebSocketUtils.sendMessage(session, message);
        log.debug("收到消息：" + message);
        Map<String, Object> messageMap = JSONObject.parseObject(message, Map.class);
        if (((String) messageMap.get("type")).equals("callMessage")) {
        if (messageMap.get("type")!=null &&messageMap.get("type").equals("callMessage")) {
            String msg = (String) messageMap.get("message");
            CallMessage callMessage = JSONObject.parseObject(msg, CallMessage.class);
            //单聊
            if (callMessage != null && callMessage.getType().equals(0)) {
                String regex = "^" + Pattern.quote(callMessage.getTargetId()) + "_\\d+$";
                Pattern pattern = Pattern.compile(regex);
                ONLINE_USER_SESSIONS.entrySet().stream()
                        .filter(entry -> {
                            Matcher matcher = pattern.matcher(entry.getKey());
                            return matcher.matches();
                        })
                        .map(Map.Entry::getValue)
                        .forEach(session -> WebSocketUtils.sendMessage(session, message));
                WebSocketUtils.sendMessagePrefix(callMessage.getTargetId(), message);
            }
            //群聊
            if (callMessage != null && callMessage.getType().equals(1)) {
                String step = callMessage.getStep();
                switch (step) {
                    case "joinRoom":
                        Set<String> userSet = WebSocketUtils.ROOM_USER_SET.getOrDefault(callMessage.getRoomId(), new HashSet<>());
                        userSet.add(callMessage.getUserId());
                        WebSocketUtils.ROOM_USER_SET.put(callMessage.getRoomId(), userSet);
                        WebSocketUtils.sendRoomMessage(callMessage.getRoomId(), message);
                        break;
                    case "inviteRoom":
                        List<String> targetIds = callMessage.getTargetIds();
                        targetIds.stream().forEach(targetId -> {
                            WebSocketUtils.sendMessagePrefix(targetId, message);
                        });
                        break;
                    case "leaveRoom":
                        userSet = WebSocketUtils.ROOM_USER_SET.getOrDefault(callMessage.getRoomId(), new HashSet<>());
                        if (userSet.size() > 0) {
                            userSet.remove(callMessage.getUserId());
                            WebSocketUtils.ROOM_USER_SET.put(callMessage.getRoomId(), userSet);
                            WebSocketUtils.sendRoomMessage(callMessage.getRoomId(), message);
                        }
                        break;
                    default:
                        WebSocketUtils.sendMessagePrefix(callMessage.getTargetId(), message);
                        break;
                }


            }
        }
        // 根据用户新的频率重新调整定时任务
        AppPositionPushService.messageHandler(userId, message);

    }

    @OnClose
    public void onClose(@PathParam("userId") String userId, Session session) {
        //当前的Session 移除
        WebSocketUtils.ONLINE_USER_SESSIONS.remove(userId);
        //并且通知其他人当前用户已经离开聊天室了
        String message = "用户[" + userId + "] 断开连接！";
        //sendMessage(session,message);
        log.info("消息：" + message);
        //从房间中移除用户
        WebSocketUtils.ROOM_USER_SET.values().stream().forEach(userSet -> userSet.remove(userId));
        try {
            session.close();
            AppPositionPushService.stopHandler(userId);
@@ -88,5 +114,4 @@
        }
        log.info("Throwable msg " + throwable.getMessage());
    }

}