org.mule.el
Class ExpressionLanguageComponent

java.lang.Object
  org.mule.el.ExpressionLanguageComponent

All Implemented Interfaces:

MuleContextAware, Initialisable, MessageProcessor

public class ExpressionLanguageComponent
extends Object
implements MessageProcessor, MuleContextAware, Initialisable

Field Summary

protected String	expression
protected String	expressionFile
protected MuleContext	muleContext

Fields inherited from interface org.mule.api.lifecycle.Initialisable

PHASE_NAME

Constructor Summary

ExpressionLanguageComponent()

Method Summary

void	initialise() Method used to perform any initialisation work.
MuleEvent	process(MuleEvent event) Invokes the MessageProcessor.
void	setExpression(String expression)
void	setExpressionFile(String expressionFile)
void	setMuleContext(MuleContext muleContext)

Methods inherited from class java.lang.Object

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

Field Detail

muleContext

protected MuleContext muleContext

expression

protected String expression

expressionFile

protected String expressionFile

Constructor Detail

ExpressionLanguageComponent

public ExpressionLanguageComponent()

Method Detail

initialise

public void initialise()
                throws InitialisationException

Description copied from interface: Initialisable

Method used to perform any initialisation work. If a fatal error occurs during initialisation an InitialisationException should be thrown, causing the Mule instance to shutdown. If the error is recoverable, say by retrying to connect, a RecoverableException should be thrown. There is no guarantee that by throwing a Recoverable exception that the Mule instance will not shut down.

Specified by:

initialise in interface Initialisable

Throws:

InitialisationException - if a fatal error occurs causing the Mule instance to shutdown

RecoverableException - if an error occurs that can be recovered from

process

public MuleEvent process(MuleEvent event)
                  throws MuleException

Description copied from interface: MessageProcessor

Invokes the MessageProcessor.

Specified by:

process in interface MessageProcessor

Parameters:

event - MuleEvent to be processed

Returns:

optional response MuleEvent

Throws:

MuleException

setExpression

public void setExpression(String expression)

setExpressionFile

public void setExpressionFile(String expressionFile)

setMuleContext

public void setMuleContext(MuleContext muleContext)

Specified by:

setMuleContext in interface MuleContextAware