Package io.smallrye.reactive.messaging.observation

Class DefaultMessageObservation

java.lang.Object

io.smallrye.reactive.messaging.observation.DefaultMessageObservation

All Implemented Interfaces:

MessageObservation

public class DefaultMessageObservation
extends Object
implements MessageObservation

The default implementation based on system nano time.

Field Summary

Fields

Modifier and Type	Field	Description
protected long	completion
protected boolean	done
protected Throwable	nackReason

Constructor Summary

Constructors

Constructor	Description
DefaultMessageObservation(String channelName)
DefaultMessageObservation(String channelName, long creationTime)

Method Summary

Modifier and Type	Method	Description
String	getChannel()
Duration	getCompletionDuration()
long	getCompletionTime()
long	getCreationTime()
Throwable	getReason()
boolean	isDone()
void	onMessageAck(Message<?> message)	Notify the observation of acknowledgement event
void	onMessageNack(Message<?> message, Throwable reason)	Notify the observation of negative acknowledgement event

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

completion

protected volatile long completion

done

protected volatile boolean done

nackReason

protected volatile Throwable nackReason

Constructor Details

DefaultMessageObservation

public DefaultMessageObservation(String channelName)

DefaultMessageObservation

public DefaultMessageObservation(String channelName,
 long creationTime)

Method Details

getChannel

public String getChannel()

Specified by:

getChannel in interface MessageObservation

Returns:

the channel name of the message

getCreationTime

public long getCreationTime()

Specified by:

getCreationTime in interface MessageObservation

Returns:

the creation time of the message in system nanos

getCompletionTime

public long getCompletionTime()

Specified by:

getCompletionTime in interface MessageObservation

Returns:

the completion time of the message in system nanos

isDone

public boolean isDone()

Specified by:

isDone in interface MessageObservation

Returns:

true if the message processing is completed with acknowledgement or negative acknowledgement

getReason

public Throwable getReason()

Specified by:

getReason in interface MessageObservation

Returns:

the negative acknowledgement reason

getCompletionDuration

public Duration getCompletionDuration()

Specified by:

getCompletionDuration in interface MessageObservation

Returns:

the duration between creation and the completion time, null if message processing is not completed

onMessageAck

public void onMessageAck(Message<?> message)

Description copied from interface: MessageObservation

Notify the observation of acknowledgement event

Specified by:

onMessageAck in interface MessageObservation

onMessageNack

public void onMessageNack(Message<?> message,
 Throwable reason)

Description copied from interface: MessageObservation

Notify the observation of negative acknowledgement event

Specified by:

onMessageNack in interface MessageObservation

reason - the reason of the negative acknowledgement