org.symphonyoss.s2.canon.runtime

Class SynchronousProducer<V>

java.lang.Object

org.symphonyoss.s2.canon.runtime.SynchronousProducer<V>

Type Parameters:

V - The listener payload

All Implemented Interfaces:

IProducer<V>, IProducerImpl<V>

Direct Known Subclasses:

AsynchronousProducer, Monitor

public class SynchronousProducer<V>
extends Object
implements IProducerImpl<V>

A simple implementation of IProducer which calls listeners in the current thread. If listener implementations block then there may be performance issues so they should not do so, but they need not be thread safe.

Author:

bruce.skingle

Constructor Summary

Constructors

Constructor and Description
SynchronousProducer()

Method Summary

Modifier and Type	Method and Description
void	addListener(IConsumer<V> listener) Add a listener which will be notified for each new object created.
protected void	notify(IConsumer<V> listener, V value)
void	produce(V value) Notify all registered listeners that the given item has been produced.
boolean	removeListener(IConsumer<V> listener) Remove the give listener.

Methods inherited from class java.lang.Object

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

Constructor Detail

SynchronousProducer

public SynchronousProducer()

Method Detail

addListener

public void addListener(IConsumer<V> listener)

Description copied from interface: IProducer

Add a listener which will be notified for each new object created.

Specified by:

addListener in interface IProducer<V>

Parameters:

listener - A listener for new objects.

removeListener

public boolean removeListener(IConsumer<V> listener)

Description copied from interface: IProducer

Remove the give listener.

Specified by:

removeListener in interface IProducer<V>

Parameters:

listener - A listener for new objects.

Returns:

true if the listener was removed, false if the given listener was not registered.

produce

public void produce(V value)

Description copied from interface: IProducerImpl

Notify all registered listeners that the given item has been produced.

Specified by:

produce in interface IProducerImpl<V>

Parameters:

value - An item which has been produced.

notify

protected void notify(IConsumer<V> listener,
                      V value)