海康电表维护

doum

2026-03-12 8b786508573ec36e976fc4ed8c302e31d60bc967

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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<>();
}