org.dmfs.iterators.filters

Class NonNull<T>

java.lang.Object

org.dmfs.iterators.filters.NonNull<T>

All Implemented Interfaces:

AbstractFilteredIterator.IteratorFilter<T>

public class NonNull<T>
extends java.lang.Object
implements AbstractFilteredIterator.IteratorFilter<T>

An AbstractFilteredIterator.IteratorFilter that removes all null elements.

Author:

Marten Gajda

Field Summary

Fields

Modifier and Type	Field and Description
static AbstractFilteredIterator.IteratorFilter<java.lang.Object>	INSTANCE

Constructor Summary

Constructors

Constructor and Description
NonNull()

Method Summary

Methods

Modifier and Type	Method and Description
static <T> NonNull<T>	instance()
boolean	iterate(T element) Determines whether the given element should be iterated by a filtered Iterator or not.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final AbstractFilteredIterator.IteratorFilter<java.lang.Object> INSTANCE

Constructor Detail

NonNull

public NonNull()

Method Detail

instance

public static <T> NonNull<T> instance()

iterate

public boolean iterate(T element)

Description copied from interface: AbstractFilteredIterator.IteratorFilter

Determines whether the given element should be iterated by a filtered Iterator or not.

Specified by:

iterate in interface AbstractFilteredIterator.IteratorFilter<T>

Parameters:

element - The element to check.

Returns:

true to return the element as a result of the Iterator, false to omit this element.