Package org.jeasy.batch.core.listener

Class CompositePipelineListener

java.lang.Object

org.jeasy.batch.core.listener.CompositePipelineListener

All Implemented Interfaces:

PipelineListener

public class CompositePipelineListener
extends java.lang.Object
implements PipelineListener

Composite listener that delegates processing to other listeners.

Author:

Mahmoud Ben Hassine ([email protected])

Constructor Summary

Constructors

Constructor	Description
CompositePipelineListener()	Create a new CompositePipelineListener.
CompositePipelineListener(java.util.List<PipelineListener> listeners)	Create a new CompositePipelineListener.

Method Summary

Modifier and Type	Method	Description
void	addPipelineListener(PipelineListener pipelineListener)	Add a delegate listener.
<P> void	afterRecordProcessing(Record<P> inputRecord, Record<P> outputRecord)	Called after the record has been processed.
<P> Record<P>	beforeRecordProcessing(Record<P> record)	Called before the record gets processed.
<P> void	onRecordProcessingException(Record<P> record, java.lang.Throwable throwable)	Called when an exception occurs during record processing

Methods inherited from class java.lang.Object

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

Constructor Detail

CompositePipelineListener

public CompositePipelineListener()

Create a new CompositePipelineListener.

CompositePipelineListener

public CompositePipelineListener(java.util.List<PipelineListener> listeners)

Create a new CompositePipelineListener.

Parameters:

listeners - delegates

Method Detail

beforeRecordProcessing

public <P> Record<P> beforeRecordProcessing(Record<P> record)

Description copied from interface: PipelineListener

Called before the record gets processed. If you create a new record, you must keep the original header of the modified record.

Specified by:

beforeRecordProcessing in interface PipelineListener

Parameters:

record - The record that will be processed.

Returns:

the pre-processed record

afterRecordProcessing

public <P> void afterRecordProcessing(Record<P> inputRecord,
                                      Record<P> outputRecord)

Description copied from interface: PipelineListener

Called after the record has been processed.

Specified by:

afterRecordProcessing in interface PipelineListener

Parameters:

inputRecord - The record to process.

outputRecord - The processed record. May be null if the record has been filtered

onRecordProcessingException

public <P> void onRecordProcessingException(Record<P> record,
                                            java.lang.Throwable throwable)

Description copied from interface: PipelineListener

Called when an exception occurs during record processing

Specified by:

onRecordProcessingException in interface PipelineListener

Parameters:

record - the record attempted to be processed

throwable - the throwable that was thrown during record processing

addPipelineListener

public void addPipelineListener(PipelineListener pipelineListener)

Add a delegate listener.

Parameters:

pipelineListener - to add