Module openj9.dtfj

Package com.ibm.j9ddr.corereaders.tdump.zebedee.util

Class NullIterator

java.lang.Object

com.ibm.j9ddr.corereaders.tdump.zebedee.util.NullIterator

All Implemented Interfaces:

Iterator

public class NullIterator
extends Object
implements Iterator

This class provides an empty iterator with no elements.

Constructor Summary

Constructors

Constructor	Description
NullIterator()	Create a new NullIterator.

Method Summary

Modifier and Type	Method	Description
boolean	hasNext()	Returns true if the iteration has more elements.
static NullIterator	instance()	Returns a global instance of the NullIterator.
Object	next()	Returns the next element in the iteration.

Methods declared in class java.lang.Object

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

Methods declared in interface java.util.Iterator

forEachRemaining, remove

Constructor Details

NullIterator

public NullIterator()

Create a new NullIterator.

Method Details

instance

public static NullIterator instance()

Returns a global instance of the NullIterator.

hasNext

public boolean hasNext()

Description copied from interface: java.util.Iterator

Returns true if the iteration has more elements. (In other words, returns true if Iterator.next() would return an element rather than throwing an exception.)

Specified by:

hasNext in interface Iterator

Returns:

true if the iteration has more elements

next

public Object next()

Description copied from interface: java.util.Iterator

Returns the next element in the iteration.

Specified by:

next in interface Iterator

Returns:

the next element in the iteration