Class AbstractJMSTarget

java.lang.Object

org.apache.log.output.AbstractTarget

org.apache.log.output.jms.AbstractJMSTarget

All Implemented Interfaces:

ErrorAware, LogTarget, Closeable

Direct Known Subclasses:

JMSQueueTarget, JMSTopicTarget

public abstract class AbstractJMSTarget
extends AbstractTarget

A target that writes to a JMS Topic.

Author:

Peter Donald

Field Summary

Fields

Modifier and Type	Field	Description
private MessageBuilder	m_builder	Appropriate MessageBuilder

Constructor Summary

Constructors

Constructor	Description
AbstractJMSTarget(MessageBuilder builder)
AbstractJMSTarget(MessageBuilder builder, ErrorHandler errorHandler)

Method Summary

Modifier and Type	Method	Description
void	close()	Shutdown target.
protected abstract void	closeConnection()
protected void	doProcessEvent(LogEvent event)	Process a log event, via formatting and outputting it.
protected abstract javax.jms.Session	getSession()
protected void	open()	Startup log session.
protected abstract void	openConnection()
protected abstract void	send(javax.jms.Message message)

Methods inherited from class AbstractTarget

getErrorHandler, isOpen, processEvent, setErrorHandler

Methods inherited from class Object

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

Field Details

m_builder

private MessageBuilder m_builder

Appropriate MessageBuilder

Constructor Details

AbstractJMSTarget

public AbstractJMSTarget(MessageBuilder builder)

AbstractJMSTarget

public AbstractJMSTarget(MessageBuilder builder,
 ErrorHandler errorHandler)

Method Details

send

protected abstract void send(javax.jms.Message message)

getSession

protected abstract javax.jms.Session getSession()

doProcessEvent

protected void doProcessEvent(LogEvent event)
                       throws Exception

Process a log event, via formatting and outputting it.

Specified by:

doProcessEvent in class AbstractTarget

Parameters:

event - the log event

Throws:

Exception - if an event processing error occurs

open

protected void open()

Startup log session.

Overrides:

open in class AbstractTarget

close

public void close()

Shutdown target. Attempting to write to target after close() will cause errors to be logged.

Specified by:

close in interface Closeable

Overrides:

close in class AbstractTarget

openConnection

protected abstract void openConnection()

closeConnection

protected abstract void closeConnection()