de.lmu.ifi.dbs.elki.utilities.iterator
Class EmptyIterator<T>

java.lang.Object
  de.lmu.ifi.dbs.elki.utilities.iterator.EmptyIterator<T>

Type Parameters:

T - Data type

All Implemented Interfaces:

IterableIterator<T>, Iterable<T>, Iterator<T>

public final class EmptyIterator<T>
extends Object
implements IterableIterator<T>, Iterator<T>, Iterable<T>

Empty iterator, that never returns any data.

Field Summary

protected static EmptyIterator<?>

STATIC_INSTANCE Static instance

Constructor Summary

EmptyIterator()

Method Summary

boolean	hasNext()
IterableIterator<T>	iterator()
T	next()
void	remove()
static <T> IterableIterator<T>	STATIC() Access the static instance.

Methods inherited from class java.lang.Object

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

Field Detail

STATIC_INSTANCE

protected static final EmptyIterator<?> STATIC_INSTANCE

Static instance

Constructor Detail

EmptyIterator

public EmptyIterator()

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<T>

next

public T next()

Specified by:

next in interface Iterator<T>

remove

public void remove()

Specified by:

remove in interface Iterator<T>

iterator

public IterableIterator<T> iterator()

Specified by:

iterator in interface Iterable<T>

STATIC

public static <T> IterableIterator<T> STATIC()

Access the static instance.

Type Parameters:

T - type to (not) iterate over

Returns:

Cast static instance.