Package io.rapidw.mqtt.client.v3_1_1.handler

Interface MqttMessageHandler

public interface MqttMessageHandler

Field Summary

Fields

Modifier and Type	Field	Description
static MqttMessageHandler	NoOpHandler	do nothing when message received, just print log

Method Summary

Modifier and Type	Method	Description
void	onMessage(MqttConnection connection, java.lang.String topic, io.rapidw.mqtt.codec.v3_1_1.MqttV311QosLevel qos, boolean retain, boolean dupFlag, java.lang.Integer packetId, byte[] payload)	will be called when new message from subscribed topic received

Field Detail

NoOpHandler

static final MqttMessageHandler NoOpHandler

do nothing when message received, just print log

Method Detail

onMessage

void onMessage(MqttConnection connection,
               java.lang.String topic,
               io.rapidw.mqtt.codec.v3_1_1.MqttV311QosLevel qos,
               boolean retain,
               boolean dupFlag,
               java.lang.Integer packetId,
               byte[] payload)

will be called when new message from subscribed topic received

Parameters:

connection - the mqtt connection

topic - topic

qos - QoS level

retain - retain

dupFlag - dup for Qos 1 or 2. For QoS 0, this parameter should be ignored

packetId - packetId for QoS 1 or 2. For QoS 0, this parameter should be ignored

payload - payload