com.liferay.portal.kernel.util

Class SetUtil

Object

com.liferay.portal.kernel.util.SetUtil

public class SetUtil
extends Object

Author:

Brian Wing Shun Chan

Constructor Summary

Constructors

Constructor and Description
SetUtil()

Method Summary

Modifier and Type	Method and Description
static Set<Boolean>	fromArray(boolean[] array)
static Set<Byte>	fromArray(byte[] array)
static Set<Character>	fromArray(char[] array)
static Set<Double>	fromArray(double[] array)
static <E> Set<E>	fromArray(E[] array)
static Set<Float>	fromArray(float[] array)
static Set<Integer>	fromArray(int[] array)
static Set<Long>	fromArray(long[] array)
static Set<Short>	fromArray(short[] array)
static <E> Set<E>	fromCollection(Collection<? extends E> c)
static <E> Set<E>	fromEnumeration(Enumeration<? extends E> enu)
static Set<String>	fromFile(File file)
static Set<String>	fromFile(String fileName)
static <E> Set<E>	fromIterator(Iterator<E> itr)
static <E> Set<E>	fromList(List<? extends E> array)
static Set<String>	fromString(String s)
static <T> Set<T>	intersect(Collection<T> collection1, Collection<T> collection2)
static Set<Long>	intersect(long[] array1, long[] array2)
static boolean	isEmpty(Set<?> set)
static boolean	isNotEmpty(Set<?> set)
static <T> Set<T>	symmetricDifference(Collection<T> collection1, Collection<T> collection2)
static Set<Long>	symmetricDifference(long[] array1, long[] array2)

Methods inherited from class Object

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

Constructor Detail

SetUtil

public SetUtil()

Method Detail

fromArray

public static Set<Boolean> fromArray(boolean[] array)

fromArray

public static Set<Byte> fromArray(byte[] array)

fromArray

public static Set<Character> fromArray(char[] array)

fromArray

public static Set<Double> fromArray(double[] array)

fromArray

public static <E> Set<E> fromArray(E[] array)

fromArray

public static Set<Float> fromArray(float[] array)

fromArray

public static Set<Integer> fromArray(int[] array)

fromArray

public static Set<Long> fromArray(long[] array)

fromArray

public static Set<Short> fromArray(short[] array)

fromCollection

public static <E> Set<E> fromCollection(Collection<? extends E> c)

fromEnumeration

public static <E> Set<E> fromEnumeration(Enumeration<? extends E> enu)

fromFile

public static Set<String> fromFile(File file)
                            throws IOException

Throws:

IOException

fromFile

public static Set<String> fromFile(String fileName)
                            throws IOException

Throws:

IOException

fromIterator

public static <E> Set<E> fromIterator(Iterator<E> itr)

fromList

public static <E> Set<E> fromList(List<? extends E> array)

fromString

public static Set<String> fromString(String s)

intersect

public static <T> Set<T> intersect(Collection<T> collection1,
                                   Collection<T> collection2)

intersect

public static Set<Long> intersect(long[] array1,
                                  long[] array2)

isEmpty

public static boolean isEmpty(Set<?> set)

isNotEmpty

public static boolean isNotEmpty(Set<?> set)

symmetricDifference

public static <T> Set<T> symmetricDifference(Collection<T> collection1,
                                             Collection<T> collection2)

symmetricDifference

public static Set<Long> symmetricDifference(long[] array1,
                                            long[] array2)