MQAdmin<-------------MQProducer<-----------------ClientConfig
MQProducer<-------------DefaultMQProducer->ClientConfig
MQProducerInner<------------DefaultMQProducerImpl
MQClientManager
MQClientInstance
MQClientAPIImpl
MQAdmin<-------------MQProducer<-----------------ClientConfig
MQProducer<-------------DefaultMQProducer->ClientConfig
MQProducerInner<------------DefaultMQProducerImpl
MQClientManager
MQClientInstance
MQClientAPIImpl