org.mule.runtime.core.internal.keygenerator

Class ExpressionMuleEventKeyGenerator

java.lang.Object

org.mule.runtime.core.internal.keygenerator.ExpressionMuleEventKeyGenerator

All Implemented Interfaces:

MuleContextAware, MuleEventKeyGenerator

public class ExpressionMuleEventKeyGenerator
extends Object
implements MuleEventKeyGenerator, MuleContextAware

Implements MuleEventKeyGenerator using the Mule expression language to generate the cache keys.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor and Description
ExpressionMuleEventKeyGenerator()

Method Summary

Modifier and Type	Method and Description
Serializable	generateKey(Event event) Generates a key for an event.
String	getExpression()
void	setExpression(String expression)
void	setMuleContext(MuleContext muleContext)

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected org.slf4j.Logger logger

Constructor Detail

ExpressionMuleEventKeyGenerator

public ExpressionMuleEventKeyGenerator()

Method Detail

generateKey

public Serializable generateKey(Event event)
                         throws NotSerializableException

Description copied from interface: MuleEventKeyGenerator

Generates a key for an event.

The generation algorithm should return the same key value for all the events that are considered equals.

Specified by:

generateKey in interface MuleEventKeyGenerator

Parameters:

event - the event to generate the key for

Returns:

the generated key

Throws:

NotSerializableException - if the generated key is not Serializable

getExpression

public String getExpression()

setExpression

public void setExpression(String expression)

setMuleContext

public void setMuleContext(MuleContext muleContext)

Specified by:

setMuleContext in interface MuleContextAware

Parameters:

muleContext - the Mule node.