Package org.eclipse.rdf4j.common.iteration

Class CloseableIteratorIteration<E>

java.lang.Object

org.eclipse.rdf4j.common.iteration.CloseableIteratorIteration<E>

All Implemented Interfaces:

AutoCloseable, Iterator<E>, CloseableIteration<E>

public class CloseableIteratorIteration<E>
extends Object
implements CloseableIteration<E>

An Iteration that can convert an Iterator to a CloseableIteration.

Constructor Summary

Constructors

Constructor	Description
CloseableIteratorIteration(Iterator<? extends E> iter)	Creates a CloseableIteratorIteration that wraps the supplied iterator.

Method Summary

Modifier and Type	Method	Description
final void	close()	Calls handleClose() upon first call and makes sure the resource closures are only executed once.
protected void	handleClose()
boolean	hasNext()
final boolean	isClosed()	Checks whether this CloseableIteration has been closed.
E	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.rdf4j.common.iteration.CloseableIteration

stream

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Details

CloseableIteratorIteration

public CloseableIteratorIteration(Iterator<? extends E> iter)

Creates a CloseableIteratorIteration that wraps the supplied iterator.

Method Details

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<E>

next

public E next()

Specified by:

next in interface Iterator<E>

remove

public void remove()

Specified by:

remove in interface Iterator<E>

handleClose

protected void handleClose()

isClosed

public final boolean isClosed()

Checks whether this CloseableIteration has been closed.

Returns:

true if the CloseableIteration has been closed, false otherwise.

close

public final void close()

Calls handleClose() upon first call and makes sure the resource closures are only executed once.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface CloseableIteration<E>