1

zj

2024-08-07 ccb47a55a4ed9f3dbcaca9d40d8142515a91bdbe

1

 bitgetsClient/src/main/java/org/example/bitgetsclient/WsBean/BitgetsWsBean.java

@@ -38,9 +38,6 @@
    private CurrencySerivceImpl currencyService;

    @Autowired
    private ConfigurableApplicationContext context;

    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

@@ -59,38 +56,12 @@
                List<Currency> sublist = mexc.subList(fromIndex, toIndex); // 切分子列表
                String parameter = getParameter(sublist); // 获取参数
                threadPoolTaskExecutor.execute(() -> {
                    try {
                        new BitgetClient(parameter).start();
                    } catch (Exception e) {
                        run();
                    }
                    new BitgetClient(parameter).start();

                });

            }
        }
    }

    private boolean runExecuted = false;
    private synchronized void run() {

        if (runExecuted) {
            return; // 已经执行过，直接返回
        }
        runExecuted = true;
        log.info("ws 异常开始重启");
        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);
                SpringApplication.run(BitgetsClientApplication.class);
                log.info("ws 重启成功");
            } catch (Exception e) {
                e.printStackTrace();
                log.error("ws 重启失败");
            }
        });
        restartThread.setDaemon(false);
        restartThread.start();
        log.info("ws 重启失败");
    }

    public String getParameter(List<Currency> list) throws JsonProcessingException, JSONException {

 bitgetsClient/src/main/java/org/example/bitgetsclient/task/RunTask.java

@@ -3,9 +3,11 @@
import lombok.extern.slf4j.Slf4j;
import org.example.bitgetsclient.BitgetsClientApplication;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.function.ServerResponse;

@@ -23,8 +25,17 @@
    @Autowired
    private ConfigurableApplicationContext context;

    @Scheduled(cron = "0 0/30 * * * ?")
    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

    @Scheduled(cron = "0 0/11 * * * ?")
    public void restart() {
        // 停止当前线程池中的任务
        threadPoolTaskExecutor.shutdown();
        // 创建新的线程池
        threadPoolTaskExecutor.initialize();

        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);

 bitgetsClient/src/main/java/org/example/bitgetsclient/wsClient/BitgetClient.java

@@ -63,7 +63,7 @@



    public void start() throws Exception {
    public void start()  {
        try {
            connect(); // 尝试连接
            if (session == null) {
@@ -84,7 +84,6 @@
            log.error("线程被中断: " + e.getMessage(), e); // 记录线程中断的错误
        } catch (Exception e) {
            log.error("bitget ws 连接过程中发生异常: " + e.getMessage(), e); // 记录连接过程中发生的异常
            throw e;
        } finally {
            executorService.shutdownNow(); // 尝试立即关闭调度服务
        }
@@ -175,52 +174,51 @@
    }

    @OnClose
    public void onClose() throws Exception {
    public void onClose()  {
        log.info("bitget ws 连接已关闭，尝试重新连接..."); // 记录连接关闭的信息
        throw new Exception();
        handleConnectionClosedOrError();
    }

    @OnError
    public void onError(Throwable throwable) throws Exception {
    public void onError(Throwable throwable) {
        log.error("bitget ws 发生错误: " + throwable.getMessage(), throwable); // 记录错误信息
        throw new Exception();
        handleConnectionClosedOrError();
    }

//    private void handleConnectionClosedOrError() {
//        executorService.execute(() -> {
//            try {
//                attemptReconnect();
//            } catch (Exception e) {
//                throw new RuntimeException(e);
//            }
//        });
//    }
    private void handleConnectionClosedOrError() {
        executorService.execute(() -> {
            try {
                attemptReconnect();
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        });
    }

//    private void attemptReconnect() throws Exception {
//        if (reconnectAttempts < MAX_RECONNECT_ATTEMPTS) { // 检查重连次数是否超过限制
//            try {
//                log.info("bitget ws 开始重连"); // 记录开始重连的信息
//                connect(); // 尝试重连
//                log.info("bitget ws 重连成功"); // 成功重连的日志
//                reconnectAttempts = 0; // 重连成功，重置重连次数
//            } catch (Exception e) {
//                reconnectAttempts++; // 增加重连尝试次数
//                log.warn("bitget ws 重连失败，尝试次数: " + reconnectAttempts, e); // 记录重连失败的警告信息
//                // 采用指数退避策略，增加重连间隔
//                long waitTime = Math.min(60, (long) Math.pow(2, reconnectAttempts)) * 1000; // 最大等待时间为 60 秒
//                scheduleReconnect(waitTime); // 调度下次重连
//            }
//        } else {
//            log.error("超过最大重连次数，停止重连"); // 超过最大重连次数
//            throw new Exception();
//        }
//    }
//
//    private void scheduleReconnect(long waitTime) { // 接受等待时间参数
//        if (!executorService.isShutdown()) {
//            executorService.schedule(this::attemptReconnect, waitTime, TimeUnit.MILLISECONDS); // 调度重连
//        }
//    }
    private void attemptReconnect() {
        if (reconnectAttempts < MAX_RECONNECT_ATTEMPTS) { // 检查重连次数是否超过限制
            try {
                log.info("bitget ws 开始重连"); // 记录开始重连的信息
                connect(); // 尝试重连
                log.info("bitget ws 重连成功"); // 成功重连的日志
                reconnectAttempts = 0; // 重连成功，重置重连次数
            } catch (Exception e) {
                reconnectAttempts++; // 增加重连尝试次数
                log.warn("bitget ws 重连失败，尝试次数: " + reconnectAttempts, e); // 记录重连失败的警告信息
                // 采用指数退避策略，增加重连间隔
                long waitTime = Math.min(60, (long) Math.pow(2, reconnectAttempts)) * 1000; // 最大等待时间为 60 秒
                scheduleReconnect(waitTime); // 调度下次重连
            }
        } else {
            log.error("超过最大重连次数，停止重连"); // 超过最大重连次数
        }
    }

    private void scheduleReconnect(long waitTime) { // 接受等待时间参数
        if (!executorService.isShutdown()) {
            executorService.schedule(this::attemptReconnect, waitTime, TimeUnit.MILLISECONDS); // 调度重连
        }
    }

    private void sendPing() {
        try {

 geteClient/src/main/java/org/example/geteclient/WsBean/GateWsBean.java

@@ -30,9 +30,6 @@
    private CurrencySerivceImpl currencyService;

    @Autowired
    private ConfigurableApplicationContext context;

    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

@@ -51,38 +48,11 @@

                // 使用自定义线程池提交任务
                threadPoolTaskExecutor.execute(() -> {
                    try {
                        new GateClient(sublist).start();
                    } catch (Exception e) {
                        run();
                    }
                    new GateClient(sublist).start();
                });
            }

        }
    }

    private boolean runExecuted = false;
    private synchronized void run() {

        if (runExecuted) {
            return; // 已经执行过，直接返回
        }
        runExecuted = true;
        log.info("ws 异常开始重启");
        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);
                SpringApplication.run(GeteClientApplication.class);
                log.info("ws 重启成功");
            } catch (Exception e) {
                e.printStackTrace();
                log.error("ws 重启失败");
            }
        });
        restartThread.setDaemon(false);
        restartThread.start();
        log.info("ws 重启失败");
    }
}


 geteClient/src/main/java/org/example/geteclient/task/RunTask.java

@@ -3,9 +3,11 @@
import lombok.extern.slf4j.Slf4j;
import org.example.geteclient.GeteClientApplication;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;

/**
@@ -20,8 +22,16 @@
    @Autowired
    private ConfigurableApplicationContext context;

    @Scheduled(cron = "0 0/30 * * * ?")
    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

    @Scheduled(cron = "0 0/11 * * * ?")
    public void restart() {
        // 停止当前线程池中的任务
        threadPoolTaskExecutor.shutdown();
        // 创建新的线程池
        threadPoolTaskExecutor.initialize();
        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);

 geteClient/src/main/java/org/example/geteclient/wsClinet/GateClient.java

@@ -53,7 +53,7 @@
        this.executorService = Executors.newScheduledThreadPool(1); // 创建一个定时任务调度线程池
    }

    public void start() throws Exception {
    public void start() {
        try {
            connect(); // 尝试连接 WebSocket
            if (session == null) { // 如果连接失败，session 仍然为 null
@@ -76,7 +76,6 @@

        } catch (Exception e) {
            log.error("gate ws 连接过程中发生异常: " + e.getMessage(), e); // 记录连接过程中发生的异常
            throw e;
        } finally {
            executorService.shutdown(); // 确保定时任务调度服务被关闭
        }
@@ -153,49 +152,49 @@
    @OnClose
    public void onClose() throws Exception {
        log.info("gate ws 连接已关闭，尝试重新连接..."); // 连接关闭日志
        throw new Exception();
        handleConnectionClosedOrError();
    }

    @OnError
    public void onError(Throwable throwable) throws Exception {
        log.error("gate ws 发生错误: " + throwable.getMessage(), throwable); // 记录错误日志
        throw new Exception();
        handleConnectionClosedOrError();
    }

//    private void handleConnectionClosedOrError() {
//        synchronized (lock) { // 进入同步块以防止并发重连
//            if (!reconnecting) { // 检查当前是否已经在重连
//                reconnecting = true; // 设置 reconnecting 为 true 表示开始重连
//                executorService.execute(this::attemptReconnect); // 使用 execute 方法立即执行重连
//            }
//        }
//    }
//
//    private void attemptReconnect() {
//        boolean doReconnect = true; // 是否进行重连的标志
//        try {
//            log.info("gate ws 开始重连"); // 开始重连日志
//            connect(); // 尝试重新连接
//            log.info("gate ws 重连成功"); // 重连成功日志
//        } catch (Exception e) {
//            log.error("gate ws 重连失败", e); // 重连失败记录日志
//            doReconnect = false; // 标记不再继续重连
//        } finally {
//            synchronized (lock) { // 进入同步块
//                if (doReconnect) {
//                    scheduleReconnect(); // 如果需要继续重连，调度重连任务
//                } else {
//                    reconnecting = false; // 重连结束，标记重连状态为 false
//                }
//            }
//        }
//    }
//
//    private void scheduleReconnect() {
//        if (!executorService.isShutdown()) { // 确保调度服务未关闭
//            executorService.schedule(this::attemptReconnect, 5, TimeUnit.SECONDS); // 重连调度，5秒后尝试重新连接
//        }
//    }
    private void handleConnectionClosedOrError() {
        synchronized (lock) { // 进入同步块以防止并发重连
            if (!reconnecting) { // 检查当前是否已经在重连
                reconnecting = true; // 设置 reconnecting 为 true 表示开始重连
                executorService.execute(this::attemptReconnect); // 使用 execute 方法立即执行重连
            }
        }
    }

    private void attemptReconnect() {
        boolean doReconnect = true; // 是否进行重连的标志
        try {
            log.info("gate ws 开始重连"); // 开始重连日志
            connect(); // 尝试重新连接
            log.info("gate ws 重连成功"); // 重连成功日志
        } catch (Exception e) {
            log.error("gate ws 重连失败", e); // 重连失败记录日志
            doReconnect = false; // 标记不再继续重连
        } finally {
            synchronized (lock) { // 进入同步块
                if (doReconnect) {
                    scheduleReconnect(); // 如果需要继续重连，调度重连任务
                } else {
                    reconnecting = false; // 重连结束，标记重连状态为 false
                }
            }
        }
    }

    private void scheduleReconnect() {
        if (!executorService.isShutdown()) { // 确保调度服务未关闭
            executorService.schedule(this::attemptReconnect, 5, TimeUnit.SECONDS); // 重连调度，5秒后尝试重新连接
        }
    }

    private void sendPing() {
        try {

 kucoinClient/src/main/java/org/example/kucoinclient/WsBean/KucoinWsBean.java

@@ -39,9 +39,6 @@
    private CurrencySerivceImpl currencyService;

    @Autowired
    private ConfigurableApplicationContext context;

    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

@@ -63,38 +60,11 @@

                // 使用自定义线程池提交任务
                threadPoolTaskExecutor.execute(() -> {
                    try {
                        new KucoinClient(sublist,token).start();
                    } catch (Exception e) {
                        run();
                    }
                    new KucoinClient(sublist,token).start();
                });
            }

        }
    }

    private boolean runExecuted = false;
    private synchronized void run() {

        if (runExecuted) {
            return; // 已经执行过，直接返回
        }
        runExecuted = true;
        log.info("ws 异常开始重启");
        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);
                SpringApplication.run(KucoinClientApplication.class);
                log.info("ws 重启成功");
            } catch (Exception e) {
                e.printStackTrace();
                log.error("ws 重启失败");
            }
        });
        restartThread.setDaemon(false);
        restartThread.start();
        log.info("ws 重启失败");
    }

    public static String doPost() throws Exception {

 kucoinClient/src/main/java/org/example/kucoinclient/task/RunTask.java

@@ -3,9 +3,11 @@
import lombok.extern.slf4j.Slf4j;
import org.example.kucoinclient.KucoinClientApplication;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;

/**
@@ -20,8 +22,17 @@
    @Autowired
    private ConfigurableApplicationContext context;

    @Scheduled(cron = "0 0/30 * * * ?")
    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

    @Scheduled(cron = "0 0/1 * * * ?")
    public void restart() {
        // 停止当前线程池中的任务
        threadPoolTaskExecutor.shutdown();
        // 创建新的线程池
        threadPoolTaskExecutor.initialize();

        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);

 kucoinClient/src/main/java/org/example/kucoinclient/wsClient/KucoinClient.java

@@ -62,7 +62,7 @@
        this.executorService = Executors.newScheduledThreadPool(1); // 创建调度线程池
    }

    public void start() throws Exception {
    public void start() {
        try {
            connect(); // 连接到 WebSocket 服务器
            if (session == null) {
@@ -79,7 +79,6 @@

        } catch (Exception e) {
            log.error("kucoin ws 连接过程中发生异常:" + e.getMessage(), e); // 记录连接过程中发生的异常
           throw e;
        } finally {
            executorService.shutdown(); // 关闭调度线程池
        }
@@ -199,44 +198,44 @@
    @OnClose
    public void onClose() throws Exception {
        log.info("kucoin ws 连接已关闭，尝试重新连接..."); // 输出连接关闭日志
        throw new Exception();
        handleConnectionClosedOrError();
    }

    @OnError
    public void onError(Throwable throwable) throws Exception {
        log.error("kucoin ws 发生错误: ", throwable); // 输出错误日志
        throw new Exception();
        handleConnectionClosedOrError();
    }

//    private void handleConnectionClosedOrError() {
//        synchronized (lock) { // 同步块，确保线程安全
//            if (!reconnecting) {
//                reconnecting = true; // 状态标记为重连中
//                executorService.execute(this::attemptReconnect); // 执行重连操作
//            }
//        }
//    }
//
//    private void attemptReconnect() {
//        try {
//            log.info("kucoin ws 开始重连"); // 输出重连开始日志
//            connect(); // 尝试重新连接
//            log.info("kucoin ws 重连成功"); // 输出重连成功日志
//        } catch (Exception e) {
//            log.error("kucoin ws 重连失败: ", e); // 输出重连失败日志
//        } finally {
//            synchronized (lock) { // 同步块
//                reconnecting = false; // 状态标记为未重连
//                scheduleReconnect(); // 重新调度重连任务
//            }
//        }
//    }
//
//    private void scheduleReconnect() {
//        if (!executorService.isShutdown()) { // 检查线程池是否已经关闭
//            executorService.schedule(this::attemptReconnect, RECONNECT_DELAY, TimeUnit.SECONDS); // 调度重连
//        }
//    }
    private void handleConnectionClosedOrError() {
        synchronized (lock) { // 同步块，确保线程安全
            if (!reconnecting) {
                reconnecting = true; // 状态标记为重连中
                executorService.execute(this::attemptReconnect); // 执行重连操作
            }
        }
    }

    private void attemptReconnect() {
        try {
            log.info("kucoin ws 开始重连"); // 输出重连开始日志
            connect(); // 尝试重新连接
            log.info("kucoin ws 重连成功"); // 输出重连成功日志
        } catch (Exception e) {
            log.error("kucoin ws 重连失败: ", e); // 输出重连失败日志
        } finally {
            synchronized (lock) { // 同步块
                reconnecting = false; // 状态标记为未重连
                scheduleReconnect(); // 重新调度重连任务
            }
        }
    }

    private void scheduleReconnect() {
        if (!executorService.isShutdown()) { // 检查线程池是否已经关闭
            executorService.schedule(this::attemptReconnect, RECONNECT_DELAY, TimeUnit.SECONDS); // 调度重连
        }
    }

    private void sendPing() {
        try {

 mexcClient/src/main/java/org/example/mexcclient/WsBean/MexcWsBean.java

@@ -48,9 +48,6 @@
    private CurrencySerivceImpl currencyService;

    @Autowired
    private ConfigurableApplicationContext context;

    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

@@ -69,38 +66,11 @@

                // 使用自定义线程池提交任务
                threadPoolTaskExecutor.execute(() -> {
                    try {
                        new MexcClient(sublist).start();
                    } catch (Exception e) {
                        run();
                    }
                    new MexcClient(sublist).start();
                });
            }

        }
    }

    private boolean runExecuted = false;
    private synchronized void run() {

        if (runExecuted) {
            return; // 已经执行过，直接返回
        }
        runExecuted = true;
        log.info("ws 异常开始重启");
        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);
                SpringApplication.run(MexcClientApplication.class);
                log.info("ws 重启成功");
            } catch (Exception e) {
                e.printStackTrace();
                log.error("ws 重启失败");
            }
        });
        restartThread.setDaemon(false);
        restartThread.start();
        log.info("ws 重启失败");
    }
}


 mexcClient/src/main/java/org/example/mexcclient/task/RunTask.java

@@ -3,9 +3,11 @@
import lombok.extern.slf4j.Slf4j;
import org.example.mexcclient.MexcClientApplication;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;

/**
@@ -20,8 +22,16 @@
    @Autowired
    private ConfigurableApplicationContext context;

    @Scheduled(cron = "0 0/30 * * * ?")
    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

    @Scheduled(cron = "0 0/11 * * * ?")
    public void restart() {
        // 停止当前线程池中的任务
        threadPoolTaskExecutor.shutdown();
        // 创建新的线程池
        threadPoolTaskExecutor.initialize();
        Thread restartThread = new Thread(() -> {
            try {
                SpringApplication.exit(context, () -> 0);

 mexcClient/src/main/java/org/example/mexcclient/wsClient/MexcClient.java

@@ -49,7 +49,7 @@
        this.executorService = Executors.newScheduledThreadPool(1);
    }

    public void start() throws Exception {
    public void start() {
        try {
            connect();
            if (session == null) {
@@ -71,7 +71,6 @@

        } catch (Exception e) {
            log.error("mexc ws 连接过程中发生异常:" + e.getMessage(), e); // 记录连接过程中发生的异常
            throw e;
        } finally {
            executorService.shutdown();
        }
@@ -146,50 +145,50 @@
    @OnClose
    public void onClose() throws Exception {
        log.info("mexc ws 连接已关闭，尝试重新连接...");
        throw new Exception();
        handleConnectionClosedOrError();
    }

    @OnError
    public void onError(Throwable throwable) throws Exception {
        log.error("mexc ws 发生错误: " + throwable.getMessage(), throwable);
        throw new Exception();
        handleConnectionClosedOrError();
    }

//    private void handleConnectionClosedOrError() {
//        synchronized (lock) {
//            if (!reconnecting) {
//                reconnecting = true; // 设置 reconnecting 为 true 表示开始重连
//                executorService.execute(this::attemptReconnect); // 使用 execute 方法立即执行重连
//            }
//        }
//    }
//
//    private void attemptReconnect() {
//        boolean doReconnect = true;
//        try {
//            log.info("mexc ws 开始重连");
//            connect(); // 假设 connect() 方法用于实际的连接逻辑
//            log.info("mexc ws 重连成功");
//        } catch (Exception e) {
//            log.error("mexc ws 重连失败", e);
//            // 连接失败时，可以根据具体情况决定是否继续重连
//            // 在这里假设总是继续尝试重连
//        } finally {
//            synchronized (lock) {
//                if (doReconnect) {
//                    scheduleReconnect(); // 如果需要继续重连，则重新调度重连任务
//                } else {
//                    reconnecting = false; // 重连结束后设置 reconnecting 为 false
//                }
//            }
//        }
//    }
//
//    private void scheduleReconnect() {
//        if (!executorService.isShutdown()) {
//            executorService.schedule(this::attemptReconnect, 5, TimeUnit.SECONDS);
//        }
//    }
    private void handleConnectionClosedOrError() {
        synchronized (lock) {
            if (!reconnecting) {
                reconnecting = true; // 设置 reconnecting 为 true 表示开始重连
                executorService.execute(this::attemptReconnect); // 使用 execute 方法立即执行重连
            }
        }
    }

    private void attemptReconnect() {
        boolean doReconnect = true;
        try {
            log.info("mexc ws 开始重连");
            connect(); // 假设 connect() 方法用于实际的连接逻辑
            log.info("mexc ws 重连成功");
        } catch (Exception e) {
            log.error("mexc ws 重连失败", e);
            // 连接失败时，可以根据具体情况决定是否继续重连
            // 在这里假设总是继续尝试重连
        } finally {
            synchronized (lock) {
                if (doReconnect) {
                    scheduleReconnect(); // 如果需要继续重连，则重新调度重连任务
                } else {
                    reconnecting = false; // 重连结束后设置 reconnecting 为 false
                }
            }
        }
    }

    private void scheduleReconnect() {
        if (!executorService.isShutdown()) {
            executorService.schedule(this::attemptReconnect, 5, TimeUnit.SECONDS);
        }
    }

    private void sendPing() {
        try {