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

Class RetainedMessageSubscriptionRecoveryPolicy

java.lang.Object

org.apache.activemq.broker.region.policy.RetainedMessageSubscriptionRecoveryPolicy

All Implemented Interfaces:

SubscriptionRecoveryPolicy, org.apache.activemq.Service

public class RetainedMessageSubscriptionRecoveryPolicy
extends Object
implements SubscriptionRecoveryPolicy

This implementation of SubscriptionRecoveryPolicy will only keep the last non-zero length message with the ActiveMQMessage.RETAIN_PROPERTY.

Field Summary

Fields

Modifier and Type	Field	Description
static String	RETAIN_PROPERTY
static String	RETAINED_PROPERTY

Constructor Summary

Constructors

Constructor	Description
RetainedMessageSubscriptionRecoveryPolicy(SubscriptionRecoveryPolicy wrapped)

Method Summary

Modifier and Type	Method	Description
boolean	add(ConnectionContext context, org.apache.activemq.broker.region.MessageReference node)	A message was sent to the destination.
org.apache.activemq.command.Message[]	browse(org.apache.activemq.command.ActiveMQDestination destination)
SubscriptionRecoveryPolicy	copy()	Used to copy the policy object.
SubscriptionRecoveryPolicy	getWrapped()
void	recover(ConnectionContext context, Topic topic, SubscriptionRecovery sub)	Let a subscription recover message held by the policy.
void	setBroker(Broker broker)
void	setWrapped(SubscriptionRecoveryPolicy wrapped)
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Field Detail

RETAIN_PROPERTY

public static final String RETAIN_PROPERTY

See Also:

Constant Field Values

RETAINED_PROPERTY

public static final String RETAINED_PROPERTY

See Also:

Constant Field Values

Constructor Detail

RetainedMessageSubscriptionRecoveryPolicy

public RetainedMessageSubscriptionRecoveryPolicy(SubscriptionRecoveryPolicy wrapped)

Method Detail

add

public boolean add(ConnectionContext context,
                   org.apache.activemq.broker.region.MessageReference node)
            throws Exception

Description copied from interface: SubscriptionRecoveryPolicy

A message was sent to the destination.

Specified by:

add in interface SubscriptionRecoveryPolicy

Returns:

true if successful

Throws:

Exception

recover

public void recover(ConnectionContext context,
                    Topic topic,
                    SubscriptionRecovery sub)
             throws Exception

Description copied from interface: SubscriptionRecoveryPolicy

Let a subscription recover message held by the policy.

Specified by:

recover in interface SubscriptionRecoveryPolicy

Throws:

Exception

start

public void start()
           throws Exception

Specified by:

start in interface org.apache.activemq.Service

Throws:

Exception

stop

public void stop()
          throws Exception

Specified by:

stop in interface org.apache.activemq.Service

Throws:

Exception

browse

public org.apache.activemq.command.Message[] browse(org.apache.activemq.command.ActiveMQDestination destination)
                                             throws Exception

Specified by:

browse in interface SubscriptionRecoveryPolicy

Returns:

messages

Throws:

Exception

copy

public SubscriptionRecoveryPolicy copy()

Description copied from interface: SubscriptionRecoveryPolicy

Used to copy the policy object.

Specified by:

copy in interface SubscriptionRecoveryPolicy

Returns:

the copy

setBroker

public void setBroker(Broker broker)

Specified by:

setBroker in interface SubscriptionRecoveryPolicy

setWrapped

public void setWrapped(SubscriptionRecoveryPolicy wrapped)

getWrapped

public SubscriptionRecoveryPolicy getWrapped()