Package org.jivesoftware.smack.util

Class CollectionUtil

java.lang.Object

org.jivesoftware.smack.util.CollectionUtil

public class CollectionUtil
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	CollectionUtil.Predicate<T>

Constructor Summary

Constructors

Constructor	Description
CollectionUtil()

Method Summary

Modifier and Type	Method	Description
static <T> List<T>	cloneAndSeal(Collection<? extends T> collection)
static <K, V> Map<K,V>	cloneAndSeal(Map<K,V> map)
static <T> List<T>	emptyOrSingletonListFrom(T element)
static <T> ArrayList<T>	newListWith(Collection<? extends T> collection)
static <T> Set<T>	newSetWith(Collection<? extends T> collection)
static <T> Set<T>	nullSafeUnmodifiableSet(Set<T> set)
static <T, C extends Collection<T>> List<T>	removeUntil(C collection, CollectionUtil.Predicate<T> predicate)
static <T> Collection<T>	requireNotEmpty(Collection<T> collection, String collectionName)
static <T> Set<T>	setOf(T item)
static <T> Set<T>	setOf(T itemOne, T itemTwo)

Methods inherited from class java.lang.Object

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

Constructor Details

CollectionUtil

public CollectionUtil()

Method Details

requireNotEmpty

public static <T> Collection<T> requireNotEmpty(Collection<T> collection,
 String collectionName)

removeUntil

public static <T,
C extends Collection<T>> List<T> removeUntil(C collection,
 CollectionUtil.Predicate<T> predicate)

newListWith

public static <T> ArrayList<T> newListWith(Collection<? extends T> collection)

cloneAndSeal

public static <T> List<T> cloneAndSeal(Collection<? extends T> collection)

cloneAndSeal

public static <K,
V> Map<K,V> cloneAndSeal(Map<K,V> map)

newSetWith

public static <T> Set<T> newSetWith(Collection<? extends T> collection)

emptyOrSingletonListFrom

public static <T> List<T> emptyOrSingletonListFrom(T element)

nullSafeUnmodifiableSet

public static <T> Set<T> nullSafeUnmodifiableSet(Set<T> set)

setOf

public static <T> Set<T> setOf(T item)

setOf

public static <T> Set<T> setOf(T itemOne,
 T itemTwo)