海康电表维护

doum

2026-03-30 1879eaa3af5e45c6228ec2188a6c324000b3d7fa

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package com.doumee.service.business.impl.mqtt;
 
import org.eclipse.paho.client.mqttv3.MqttClient;
 
import java.util.LinkedHashMap;
 
public class MqttClientCache {
    public static  LinkedHashMap<String, MqttClient> clientMapCache = new LinkedHashMap<>();
    public static  MqttClient clientSignleCache=null;
}