org.mule.api.interceptor

Interface Interceptor

All Superinterfaces:

InterceptingMessageProcessor, MessageProcessor, MessageSource

All Known Implementing Classes:

AbstractEnvelopeInterceptor, InterceptorStack, LoggingInterceptor, ProcessingTimeInterceptor, TimerInterceptor

public interface Interceptor
extends InterceptingMessageProcessor

Interceptor is based on a similar concept of servlet filters and works much the same way. This method is more commonally known as the interceptor pattern and it allows for pre and processing of invocations on the object being intercepted.

Method Summary

Methods

Modifier and Type	Method and Description
MuleEvent	process(MuleEvent event) Invoked when the component should be called.

Methods inherited from interface org.mule.api.source.MessageSource

setListener

Method Detail

process

MuleEvent process(MuleEvent event)
                  throws MuleException

Invoked when the component should be called. The implementation can call next.process(event) to call the component or the next filer in the chain.

Specified by:

process in interface MessageProcessor

Parameters:

event - the event containing info about the current message and service

Returns:

A result message that may have been altered by this invocation

Throws:

MuleException - if the invocation fails