org.deeplearning4j.parallelism

Class AsyncIterator<T>

java.lang.Object

org.deeplearning4j.parallelism.AsyncIterator<T>

All Implemented Interfaces:

java.util.Iterator<T>

public class AsyncIterator<T>
extends java.lang.Object
implements java.util.Iterator<T>

Asynchronous Iterator for better performance of iterators in dl4j-nn & dl4j-nlp

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.concurrent.BlockingQueue<T>	buffer
protected java.util.Iterator<T>	iterator
protected T	nextElement
protected java.util.concurrent.atomic.AtomicBoolean	shouldWork
protected T	terminator
protected org.deeplearning4j.parallelism.AsyncIterator.ReaderThread<T>	thread

Constructor Summary

Constructors

Constructor and Description
AsyncIterator(java.util.Iterator<T> iterator)
AsyncIterator(java.util.Iterator<T> iterator, int bufferSize)

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
T	next()
void	remove()
void	shutdown()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

buffer

protected java.util.concurrent.BlockingQueue<T> buffer

thread

protected org.deeplearning4j.parallelism.AsyncIterator.ReaderThread<T> thread

iterator

protected java.util.Iterator<T> iterator

terminator

protected T terminator

nextElement

protected T nextElement

shouldWork

protected java.util.concurrent.atomic.AtomicBoolean shouldWork

Constructor Detail

AsyncIterator

public AsyncIterator(@NonNull
                     java.util.Iterator<T> iterator,
                     int bufferSize)

AsyncIterator

public AsyncIterator(@NonNull
                     java.util.Iterator<T> iterator)

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<T>

next

public T next()

Specified by:

next in interface java.util.Iterator<T>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<T>

shutdown

public void shutdown()