org.jowidgets.util

Class CollectionUtils

java.lang.Object

org.jowidgets.util.CollectionUtils

public final class CollectionUtils
extends java.lang.Object

Method Summary

Methods

Modifier and Type	Method and Description
static <ELEMENT_TYPE> void	addFromEnumerationToCollection(java.util.Collection<ELEMENT_TYPE> collection, java.util.Enumeration<ELEMENT_TYPE> enumeration)
static <ELEMENT_TYPE> java.util.HashSet<ELEMENT_TYPE>	createHashSet(java.lang.Iterable<? extends ELEMENT_TYPE> iterable)
static <ELEMENT_TYPE> java.util.List<ELEMENT_TYPE>	createList(java.lang.Iterable<? extends ELEMENT_TYPE> iterable)
static boolean	elementsEqual(java.util.Collection<?> collection1, java.util.Collection<?> collection2) Tests if two collections have the same elements without considering the order
static <ELEMENT_TYPE> java.util.Enumeration<ELEMENT_TYPE>	enumerationFromCollection(java.util.Collection<ELEMENT_TYPE> collection)
static <ELEMENT_TYPE> java.util.Enumeration<ELEMENT_TYPE>	enumerationFromIterator(java.util.Iterator<ELEMENT_TYPE> iterator)
static <ELEMENT_TYPE> java.util.Collection<ELEMENT_TYPE>	toCollection(IUnmodifiableArray<ELEMENT_TYPE> collection)
static <ELEMENT_TYPE> java.util.ArrayList<ELEMENT_TYPE>	unmodifiableArrayList(java.util.ArrayList<ELEMENT_TYPE> original)
static <ELEMENT_TYPE> java.util.Iterator<ELEMENT_TYPE>	unmodifiableEmptyIterator()
static <ELEMENT_TYPE> java.util.Iterator<ELEMENT_TYPE>	unmodifiableIterator(java.util.Iterator<ELEMENT_TYPE> original)
static <ELEMENT_TYPE> java.util.ListIterator<ELEMENT_TYPE>	unmodifiableListIterator(java.util.ListIterator<ELEMENT_TYPE> original)

Methods inherited from class java.lang.Object

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

Method Detail

elementsEqual

public static boolean elementsEqual(java.util.Collection<?> collection1,
                    java.util.Collection<?> collection2)

Tests if two collections have the same elements without considering the order

Parameters:

collection1 -

collection2 -

Returns:

true if both collections have the same elements or both collections are null or empty, fasle otherwise

createHashSet

public static <ELEMENT_TYPE> java.util.HashSet<ELEMENT_TYPE> createHashSet(java.lang.Iterable<? extends ELEMENT_TYPE> iterable)

createList

public static <ELEMENT_TYPE> java.util.List<ELEMENT_TYPE> createList(java.lang.Iterable<? extends ELEMENT_TYPE> iterable)

unmodifiableIterator

public static <ELEMENT_TYPE> java.util.Iterator<ELEMENT_TYPE> unmodifiableIterator(java.util.Iterator<ELEMENT_TYPE> original)

unmodifiableEmptyIterator

public static <ELEMENT_TYPE> java.util.Iterator<ELEMENT_TYPE> unmodifiableEmptyIterator()

unmodifiableListIterator

public static <ELEMENT_TYPE> java.util.ListIterator<ELEMENT_TYPE> unmodifiableListIterator(java.util.ListIterator<ELEMENT_TYPE> original)

toCollection

public static <ELEMENT_TYPE> java.util.Collection<ELEMENT_TYPE> toCollection(IUnmodifiableArray<ELEMENT_TYPE> collection)

enumerationFromCollection

public static <ELEMENT_TYPE> java.util.Enumeration<ELEMENT_TYPE> enumerationFromCollection(java.util.Collection<ELEMENT_TYPE> collection)

enumerationFromIterator

public static <ELEMENT_TYPE> java.util.Enumeration<ELEMENT_TYPE> enumerationFromIterator(java.util.Iterator<ELEMENT_TYPE> iterator)

addFromEnumerationToCollection

public static <ELEMENT_TYPE> void addFromEnumerationToCollection(java.util.Collection<ELEMENT_TYPE> collection,
                                                 java.util.Enumeration<ELEMENT_TYPE> enumeration)

unmodifiableArrayList

public static <ELEMENT_TYPE> java.util.ArrayList<ELEMENT_TYPE> unmodifiableArrayList(java.util.ArrayList<ELEMENT_TYPE> original)