Package org.apache.activemq.broker.region.policy

Class StorePendingDurableSubscriberMessageStoragePolicy

java.lang.Object

org.apache.activemq.broker.region.policy.StorePendingDurableSubscriberMessageStoragePolicy

All Implemented Interfaces:

PendingDurableSubscriberMessageStoragePolicy

public class StorePendingDurableSubscriberMessageStoragePolicy
extends Object
implements PendingDurableSubscriberMessageStoragePolicy

Creates a PendingMessageCursor that access the persistent store to retrieve messages

Constructor Summary

Constructors

Constructor	Description
StorePendingDurableSubscriberMessageStoragePolicy()

Method Summary

Modifier and Type	Method	Description
PendingMessageCursor	getSubscriberPendingMessageCursor(Broker broker, String clientId, String name, int maxBatchSize, DurableTopicSubscription sub)	Retrieve the configured pending message storage cursor;
boolean	isImmediatePriorityDispatch()
boolean	isUseCache()
void	setImmediatePriorityDispatch(boolean immediatePriorityDispatch)	Ensure that new higher priority messages will get an immediate dispatch rather than wait for the end of the current cursor batch.
void	setUseCache(boolean useCache)

Methods inherited from class java.lang.Object

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

Constructor Detail

StorePendingDurableSubscriberMessageStoragePolicy

public StorePendingDurableSubscriberMessageStoragePolicy()

Method Detail

isImmediatePriorityDispatch

public boolean isImmediatePriorityDispatch()

setImmediatePriorityDispatch

public void setImmediatePriorityDispatch(boolean immediatePriorityDispatch)

Ensure that new higher priority messages will get an immediate dispatch rather than wait for the end of the current cursor batch. Useful when there is a large message backlog and intermittent high priority messages.

Parameters:

immediatePriorityDispatch -

isUseCache

public boolean isUseCache()

setUseCache

public void setUseCache(boolean useCache)

getSubscriberPendingMessageCursor

public PendingMessageCursor getSubscriberPendingMessageCursor(Broker broker,
                                                              String clientId,
                                                              String name,
                                                              int maxBatchSize,
                                                              DurableTopicSubscription sub)

Retrieve the configured pending message storage cursor;

Specified by:

getSubscriberPendingMessageCursor in interface PendingDurableSubscriberMessageStoragePolicy

Parameters:

broker -

clientId -

name -

maxBatchSize -

sub -

Returns:

the Pending Message cursor