org.jcreme.processing
Class MultiplexedProducer

java.lang.Object
  org.jcreme.processing.AbstractProducer
      org.jcreme.processing.MultiplexedProducer

All Implemented Interfaces:

Producer

public class MultiplexedProducer

extends AbstractProducer

This producer does nothing but providing an existing object. Its main use is to provide outlets to the ProducerMultiplexer.

Author:

$Author: dbregeon $

Constructor Summary

MultiplexedProducer(int initialProductionQueueSize, int initialValidationQueueSize, ProducerMultiplexer source)
Creates a new instance of MultiplexedProducer

Method Summary

boolean	produceItem() Produces an item, i.e. marks it as consumable.
boolean	validateItem(java.lang.Object theItem) Validates an item, i.e. marks it as having been consumed.

Methods inherited from class org.jcreme.processing.AbstractProducer

getItemsBeingConsumed, getProducedItems, isProductionOver, nextItem, nextItem, publishItem, setProductionOver

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiplexedProducer

public MultiplexedProducer(int initialProductionQueueSize,
                           int initialValidationQueueSize,
                           ProducerMultiplexer source)

Creates a new instance of MultiplexedProducer

Parameters:

initialProductionQueueSize - the size of the production queue when it is initialized.

initialValidationQueueSize - the size of the validation queue when it is initialized.

source - the multiplixer that provides values to this Producer.

Method Detail

produceItem

public boolean produceItem()

Produces an item, i.e. marks it as consumable.

Specified by:

produceItem in interface Producer

Specified by:

produceItem in class AbstractProducer

Returns:

true if the method actually produced an item, false otherwise.

See Also:

Producer.produceItem()

validateItem

public boolean validateItem(java.lang.Object theItem)

Validates an item, i.e. marks it as having been consumed. The method then validates the object that enabled to produce the item in the source consumer.

Specified by:

validateItem in interface Producer

Overrides:

validateItem in class AbstractProducer

Parameters:

theItem - The item to be validated.

Returns:

true if theItem was successfully validated.

See Also:

Producer.validateItem(java.lang.Object)