agent-server/src/main/java/com/tongran/agentserver/scheduler/HeartScheduler.java

package com.tongran.agentserver.scheduler;

import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONObject;
import com.tongran.agentserver.server.netty.NettyTcpClient;
import com.tongran.agentserver.server.netty.model.Message;
import com.tongran.agentserver.utils.AgentUtil;
import com.tongran.agentserver.utils.AssertLog;
import org.springframework.scheduling.TaskScheduler;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.stereotype.Component;

import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.util.concurrent.ScheduledFuture;

@Component
@EnableScheduling
public class HeartScheduler {

    private ScheduledFuture<?> scheduledTask;

    @Resource
    private  TaskScheduler taskScheduler;

    @Resource
    private  NettyTcpClient nettyTcpClient;


    @PostConstruct
    public void init() {
        // 等待5秒
        try {
            Thread.sleep(5000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        startTask(30000); // 默认30秒间隔启动
    }

    public void startTask(long intervalMillis) {
        if (scheduledTask != null) {
            scheduledTask.cancel(false);
        }

        Runnable task = () -> {
            // 业务逻辑
            if (!nettyTcpClient.isConnected()) {
                try {
                    nettyTcpClient.connect();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
            // 发送心跳包
            JSONObject object = new JSONObject();
            object.put("strength","31");
            String clientId = AgentUtil.getMotherboardUUID();
            Message message = Message.builder().clientId(clientId).dataType("HEARTBEAT").data(object.toString()).build();
            // 将对象转为 JSON 字符串 标识
            String json = "agent-tcp:"+JSON.toJSONString(message)+"@tong-ran";
            AssertLog.info("发送心跳包={}",json);
            nettyTcpClient.sendMessage(json);
        };

        scheduledTask = taskScheduler.scheduleAtFixedRate(task, intervalMillis);
    }

    public void updateInterval(long newIntervalMillis) {
        startTask(newIntervalMillis);
    }

    public void stopTask() {
        if (scheduledTask != null) {
            scheduledTask.cancel(false);
            scheduledTask = null;
        }
    }
}