org.springframework.batch.item.support

Class ClassifierCompositeItemProcessor<I,O>

java.lang.Object

org.springframework.batch.item.support.ClassifierCompositeItemProcessor<I,O>

All Implemented Interfaces:

ItemProcessor<I,O>

public class ClassifierCompositeItemProcessor<I,O>
extends java.lang.Object
implements ItemProcessor<I,O>

Calls one of a collection of ItemProcessors, based on a router pattern implemented through the provided Classifier. Note the user is responsible for injecting a Classifier that returns an ItemProcessor that conforms to the declared input and output types.

Since:

3.0

Author:

Jimmy Praet

Constructor Summary

Constructors

Constructor and Description
ClassifierCompositeItemProcessor()

Method Summary

Modifier and Type	Method and Description
O	process(I item) Delegates to injected ItemProcessor instances according to the classification by the Classifier.
void	setClassifier(org.springframework.classify.Classifier<? super I,ItemProcessor<?,? extends O>> classifier)

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassifierCompositeItemProcessor

public ClassifierCompositeItemProcessor()

Method Detail

setClassifier

public void setClassifier(org.springframework.classify.Classifier<? super I,ItemProcessor<?,? extends O>> classifier)

Parameters:

classifier - the classifier to set

process

public O process(I item)
          throws java.lang.Exception

Delegates to injected ItemProcessor instances according to the classification by the Classifier.

Specified by:

process in interface ItemProcessor<I,O>

Parameters:

item - to be processed

Returns:

potentially modified or new item for continued processing, null if processing of the provided item should not continue.

Throws:

java.lang.Exception