kodo.event
Class JMSRemoteCommitProvider

java.lang.Object
  |
  +--kodo.event.AbstractRemoteCommitProvider
        |
        +--kodo.event.JMSRemoteCommitProvider

All Implemented Interfaces:

com.solarmetric.util.Closeable, Configurable, ExceptionListener, GenericConfigurable, RemoteCommitProvider

public class JMSRemoteCommitProvider

extends AbstractRemoteCommitProvider

implements Configurable, GenericConfigurable, ExceptionListener

JMS-based implementation of RemoteCommitProvider that listens for object modifications and propagates those changes to other RemoteCommitProviders over a JMS topic.

Since:

2.5.0

Fields inherited from class kodo.event.AbstractRemoteCommitProvider

eventManager, log

Constructor Summary

JMSRemoteCommitProvider()

Method Summary

void	broadcast(RemoteCommitEvent event) Notifies other remote event managers in this JVM and on other machines of changes to the cache.
void	close() Close any resources used by this provider
protected Message	createMessage(RemoteCommitEvent event) Returns a new Message to send to the topic.
void	endConfiguration() Subclasses that need to perform actions in Configurable.endConfiguration() must invoke this method.
protected MessageListener	getMessageListener() Returns a MessageListener capable of understanding and processing messages created by createMessage(kodo.event.RemoteCommitEvent).
protected Context	newContext() Returns a new Context object for use by this provider.
void	onException(JMSException ex)
void	setExceptionReconnectAttempts(int attempts) The number of times to attempt to reconnect after a JMS send exception is detected.
void	setInto(Map m) Set a map of properties to pass to the InitialContext constructor for JNDI lookups.
void	setTopic(String name) Sets the JMS Topic name.
void	setTopicConnectionFactory(String name) Sets the JMS TopicConnectionFactory name.

Methods inherited from class kodo.event.AbstractRemoteCommitProvider

setConfiguration, setRemoteCommitEventManager, startConfiguration

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.solarmetric.conf.Configurable

setConfiguration, startConfiguration

Constructor Detail

JMSRemoteCommitProvider

public JMSRemoteCommitProvider()

Method Detail

setTopic

public void setTopic(String name)

Sets the JMS Topic name. Defaults to topic/KodoCommitProviderTopic.

setTopicConnectionFactory

public void setTopicConnectionFactory(String name)

Sets the JMS TopicConnectionFactory name. Defaults to java:/ConnectionFactory.

setExceptionReconnectAttempts

public void setExceptionReconnectAttempts(int attempts)

The number of times to attempt to reconnect after a JMS send exception is detected. Defaults to 0, meaning no attempt to reconnect is made; the exception is logged and ignored.

setInto

public void setInto(Map m)

Set a map of properties to pass to the InitialContext constructor for JNDI lookups. Implementation of GenericConfigurable.

Specified by:

setInto in interface GenericConfigurable

newContext

protected Context newContext()
                      throws NamingException

Returns a new Context object for use by this provider.

broadcast

public void broadcast(RemoteCommitEvent event)

Description copied from interface: RemoteCommitProvider

Notifies other remote event managers in this JVM and on other machines of changes to the cache. This method must not notify the event manager associated with the persistence manager that originated this commit.

close

public void close()

Description copied from interface: RemoteCommitProvider

Close any resources used by this provider

endConfiguration

public void endConfiguration()

Subclasses that need to perform actions in Configurable.endConfiguration() must invoke this method.

Specified by:

endConfiguration in interface Configurable

Overrides:

endConfiguration in class AbstractRemoteCommitProvider

getMessageListener

protected MessageListener getMessageListener()

Returns a MessageListener capable of understanding and processing messages created by createMessage(kodo.event.RemoteCommitEvent).

The listener returned by this method is responsible for notifying the provider that a remote event has been received.

createMessage

protected Message createMessage(RemoteCommitEvent event)
                         throws JMSException

Returns a new Message to send to the topic. This implementation creates an ObjectMessage.

onException

public void onException(JMSException ex)

Specified by:

onException in interface ExceptionListener