CloseableIterableOnce

public class CloseableIterableOnce extends Object
implements CloseableIterable<T>

A CloseableIterable that can be iterated over at most once. Additional calls to iterator() will throw an IllegalStateException.

This class does not override Object.equals.

Public Constructor Summary

CloseableIterableOnce(Iterator<T> iterator) Constructs an instance wrapping the given iterator.

Public Method Summary

void	close() Closes any resources associated with this iterator.
Iterator<T>	iterator() Gets the wrapped iterator on the first call, and throws an exception on all subsequent calls.

Inherited Method Summary

From class java.lang.Object

boolean	equals(Object arg0)
final Class<?>	getClass()
int	hashCode()
final void	notify()
final void	notifyAll()
String	toString()
final void	wait(long arg0, int arg1)
final void	wait(long arg0)
final void	wait()

From interface com.google.enterprise.cloudsearch.sdk.CloseableIterable

abstract void

close() Performs any actions necessary to stop accessing the repository, such as closing the connection.

From interface java.lang.Iterable

void	forEach(Consumer<? super T> arg0)
abstract Iterator<T>	iterator()
Spliterator<T>	spliterator()

From interface java.lang.AutoCloseable

abstract void

close()

Public Constructors

public CloseableIterableOnce (Iterator<T> iterator)

Constructs an instance wrapping the given iterator.

Parameters

iterator	the iterator to wrap

Throws

NullPointerException	if iterator is null

Public Methods

public void close ()

Closes any resources associated with this iterator. This implementation invalidates the iterator.

public Iterator<T> iterator ()

Gets the wrapped iterator on the first call, and throws an exception on all subsequent calls.

Returns

• the wrapped iterator on the first call

Throws

IllegalStateException	if this method has been called on this instance before