edu.isi.pegasus.planner.namespace

Class Namespace.EmptyIterator

java.lang.Object

edu.isi.pegasus.planner.namespace.Namespace.EmptyIterator

All Implemented Interfaces:

Iterator

Enclosing class:

Namespace

protected class Namespace.EmptyIterator
extends Object
implements Iterator

An empty iterator that allows me to traverse in case of null objects.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	EmptyIterator()

Method Summary

Modifier and Type	Method and Description
boolean	hasNext() Always returns false, as an empty iterator.
Object	next() Returns a null as we are iterating over nothing.
void	remove() Returns a false, as no removal

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

Constructor Detail

EmptyIterator

protected EmptyIterator()

Method Detail

hasNext

public boolean hasNext()

Always returns false, as an empty iterator.

Specified by:

hasNext in interface Iterator

Returns:

false

next

public Object next()

Returns a null as we are iterating over nothing.

Specified by:

next in interface Iterator

Returns:

null

remove

public void remove()

Returns a false, as no removal

Specified by:

remove in interface Iterator