初始化
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package com.tongran.agentserver.scheduler;
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import com.alibaba.fastjson2.JSON;
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import com.alibaba.fastjson2.JSONObject;
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import com.tongran.agentserver.server.netty.NettyTcpClient;
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import com.tongran.agentserver.server.netty.model.Message;
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import com.tongran.agentserver.utils.AgentUtil;
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import com.tongran.agentserver.utils.AssertLog;
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import org.springframework.scheduling.TaskScheduler;
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import org.springframework.scheduling.annotation.EnableScheduling;
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import org.springframework.stereotype.Component;
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import javax.annotation.PostConstruct;
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import javax.annotation.Resource;
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import java.util.concurrent.ScheduledFuture;
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@Component
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@EnableScheduling
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public class HeartScheduler {
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private ScheduledFuture<?> scheduledTask;
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@Resource
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private TaskScheduler taskScheduler;
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@Resource
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private NettyTcpClient nettyTcpClient;
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@PostConstruct
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public void init() {
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// 等待5秒
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try {
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Thread.sleep(5000);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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startTask(30000); // 默认30秒间隔启动
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}
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public void startTask(long intervalMillis) {
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if (scheduledTask != null) {
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scheduledTask.cancel(false);
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}
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Runnable task = () -> {
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// 业务逻辑
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if (!nettyTcpClient.isConnected()) {
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try {
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nettyTcpClient.connect();
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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// 发送心跳包
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JSONObject object = new JSONObject();
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object.put("strength","31");
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String clientId = AgentUtil.getMotherboardUUID();
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Message message = Message.builder().clientId(clientId).dataType("HEARTBEAT").data(object.toString()).build();
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// 将对象转为 JSON 字符串 标识
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String json = "agent-tcp:"+JSON.toJSONString(message)+"@tong-ran";
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AssertLog.info("发送心跳包={}",json);
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nettyTcpClient.sendMessage(json);
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};
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scheduledTask = taskScheduler.scheduleAtFixedRate(task, intervalMillis);
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}
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public void updateInterval(long newIntervalMillis) {
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startTask(newIntervalMillis);
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}
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public void stopTask() {
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if (scheduledTask != null) {
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scheduledTask.cancel(false);
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scheduledTask = null;
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}
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}
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}
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