Package io.netty.handler.codec.mqtt
Class MqttTopicSubscription
java.lang.Object
io.netty.handler.codec.mqtt.MqttTopicSubscription
Contains a topic name and Qos Level.
This is part of the
MqttSubscribePayload
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Field Summary
Fields -
Constructor Summary
ConstructorsConstructorDescriptionMqttTopicSubscription
(String topicFilter, MqttQoS qualityOfService) MqttTopicSubscription
(String topicFilter, MqttSubscriptionOption option) -
Method Summary
Modifier and TypeMethodDescriptionoption()
void
setTopicFilter
(String topicFilter) Rewrite topic filter.Deprecated.use topicFiltertoString()
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Field Details
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topicFilter
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option
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Constructor Details
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MqttTopicSubscription
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MqttTopicSubscription
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Method Details
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topicName
Deprecated.use topicFilter -
topicFilter
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setTopicFilter
Rewrite topic filter.Many IoT devices do not support reconfiguration or upgrade, so it is hard to change their subscribed topics. To resolve this issue, MQTT server may offer topic rewrite capability.
- Parameters:
topicFilter
- Topic to rewrite to
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qualityOfService
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option
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toString
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