Package org.apache.activemq

Class ActiveMQMessageAudit

java.lang.Object

org.apache.activemq.ActiveMQMessageAuditNoSync

org.apache.activemq.ActiveMQMessageAudit

All Implemented Interfaces:

Serializable

public class ActiveMQMessageAudit
extends ActiveMQMessageAuditNoSync

Provides basic audit functions for Messages

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.apache.activemq.ActiveMQMessageAuditNoSync

DEFAULT_WINDOW_SIZE, MAXIMUM_PRODUCER_COUNT

Constructor Summary

Constructors

Constructor	Description
ActiveMQMessageAudit()	Default Constructor windowSize = 2048, maximumNumberOfProducersToTrack = 64
ActiveMQMessageAudit(int auditDepth, int maximumNumberOfProducersToTrack)	Construct a MessageAudit

Method Summary

Modifier and Type	Method	Description
boolean	isDuplicate(String id)	checks whether this messageId has been seen before and adds this messageId to the list
boolean	isDuplicate(MessageId id)	Checks if this messageId has been seen before
boolean	isInOrder(String id)	Check the message id is in order
boolean	isInOrder(MessageId id)	Check the MessageId is in order
void	rollback(MessageId id)	mark this message as being received
void	setMaximumNumberOfProducersToTrack(int maximumNumberOfProducersToTrack)

Methods inherited from class org.apache.activemq.ActiveMQMessageAuditNoSync

clear, getAuditDepth, getLastSeqId, getMaximumNumberOfProducersToTrack, isDuplicate, isDuplicate, isInOrder, isInOrder, isModified, modified, rollback, rollback, setAuditDepth, setModified

Methods inherited from class java.lang.Object

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

Constructor Details

ActiveMQMessageAudit

public ActiveMQMessageAudit()

Default Constructor windowSize = 2048, maximumNumberOfProducersToTrack = 64

ActiveMQMessageAudit

public ActiveMQMessageAudit(int auditDepth,
 int maximumNumberOfProducersToTrack)

Construct a MessageAudit

Parameters:

auditDepth - range of ids to track

maximumNumberOfProducersToTrack - number of producers expected in the system

Method Details

isDuplicate

public boolean isDuplicate(String id)

Description copied from class: ActiveMQMessageAuditNoSync

checks whether this messageId has been seen before and adds this messageId to the list

Overrides:

isDuplicate in class ActiveMQMessageAuditNoSync

Returns:

true if the message is a duplicate

isDuplicate

public boolean isDuplicate(MessageId id)

Description copied from class: ActiveMQMessageAuditNoSync

Checks if this messageId has been seen before

Overrides:

isDuplicate in class ActiveMQMessageAuditNoSync

Returns:

true if the message is a duplicate

rollback

public void rollback(MessageId id)

Description copied from class: ActiveMQMessageAuditNoSync

mark this message as being received

Overrides:

rollback in class ActiveMQMessageAuditNoSync

isInOrder

public boolean isInOrder(String id)

Description copied from class: ActiveMQMessageAuditNoSync

Check the message id is in order

Overrides:

isInOrder in class ActiveMQMessageAuditNoSync

Returns:

true if the id is in order

isInOrder

public boolean isInOrder(MessageId id)

Description copied from class: ActiveMQMessageAuditNoSync

Check the MessageId is in order

Overrides:

isInOrder in class ActiveMQMessageAuditNoSync

Returns:

true if the id is in order

setMaximumNumberOfProducersToTrack

public void setMaximumNumberOfProducersToTrack(int maximumNumberOfProducersToTrack)

Overrides:

setMaximumNumberOfProducersToTrack in class ActiveMQMessageAuditNoSync

Parameters:

maximumNumberOfProducersToTrack - the maximumNumberOfProducersToTrack to set