org.mule.components.builder
Class AbstractMessageBuilder

java.lang.Object
  extended by org.mule.components.builder.AbstractMessageBuilder
All Implemented Interfaces:
MessageBuilder, UMODescriptorAware, Callable, UMOEventListener
Direct Known Subclasses:
ReflectionMessageBuilder, ScriptMessageBuilder

public abstract class AbstractMessageBuilder
extends Object
implements UMODescriptorAware, Callable, MessageBuilder

A component that will invoke all outbound endpoints configured on the component allow the result of each endpoint invocation to be aggregated to a single message.


Field Summary
protected  UMODescriptor descriptor
           
protected  Log logger
          logger used by this class
 
Constructor Summary
AbstractMessageBuilder()
           
 
Method Summary
 Object onCall(UMOEventContext eventContext)
          Passes the event to the listener
 void setDescriptor(UMODescriptor descriptor)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.mule.components.builder.MessageBuilder
buildMessage
 

Field Detail

logger

protected transient Log logger
logger used by this class


descriptor

protected UMODescriptor descriptor
Constructor Detail

AbstractMessageBuilder

public AbstractMessageBuilder()
Method Detail

setDescriptor

public void setDescriptor(UMODescriptor descriptor)
                   throws ConfigurationException
Specified by:
setDescriptor in interface UMODescriptorAware
Throws:
ConfigurationException

onCall

public Object onCall(UMOEventContext eventContext)
              throws Exception
Description copied from interface: Callable
Passes the event to the listener

Specified by:
onCall in interface Callable
Parameters:
eventContext - the context of the current event being process
Returns:
Object this object can be anything. When the UMOLifecycleAdapter for the component receives this object it will first see if the Object is an UMOMessage if not and the Object is not null a new message will be created using the returned object as the payload. This new event will then get published via the configured outbound router if-
  1. One has been configured for the UMO.
  2. the setStopFurtherProcessing(true) wasn't called on the event context event.
Throws:
Exception - if the event fails to process properly. If exceptions aren't handled by the implementation they will be handled by the exceptionListener associated with the component


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