com.mware.ge.util

Class IterableUtils

java.lang.Object

com.mware.ge.util.IterableUtils

public class IterableUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
IterableUtils()

Method Summary

Modifier and Type	Method and Description
static <T> T	anyOrDefault(Iterable<? extends T> it, T defaultValue)
static <T> void	assertContains(Object expected, Iterable<T> iterable)
static <T> int	count(Iterable<T> iterable)
static <T> int	count(Iterator<T> iterator)
static <T> List<T>	fastIterableToList(Iterable<T> iterable)
static <T> boolean	isEmpty(Iterable<T> iterable)
static String	join(Iterable items, String sep)
static <T> T	last(Iterable<T> iterable)
static <T> T	single(Iterable<? extends T> it)
static <T> T	singleOrDefault(Iterable<? extends T> it, T defaultValue)
static <T> T	singleOrDefault(Iterator<? extends T> it, T defaultValue)
static <T> T[]	toArray(Iterable<? extends T> iterable, Class<T> type)
static Iterable<Element>	toElementIterable(Iterable<? extends Element> elements)
static <T> Iterable<T>	toIterable(T[] arr)
static <T> List<T>	toList(Iterable<? extends T> iterable)
static <T> List<T>	toList(Iterator<T> iterator)
static <T extends Element> Map<String,T>	toMapById(Iterable<T> elements)
static <T> Set<T>	toSet(Iterable<? extends T> iterable)
static <T> Set<T>	toSet(T[] iterable)
static <T> Iterator<T>	toSingleValueIterator(T obj)

Methods inherited from class java.lang.Object

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

Constructor Detail

IterableUtils

public IterableUtils()

Method Detail

toList

public static <T> List<T> toList(Iterable<? extends T> iterable)

toList

public static <T> List<T> toList(Iterator<T> iterator)

toSet

public static <T> Set<T> toSet(Iterable<? extends T> iterable)

toSet

public static <T> Set<T> toSet(T[] iterable)

toArray

public static <T> T[] toArray(Iterable<? extends T> iterable,
                              Class<T> type)

count

public static <T> int count(Iterable<T> iterable)

count

public static <T> int count(Iterator<T> iterator)

isEmpty

public static <T> boolean isEmpty(Iterable<T> iterable)

toIterable

public static <T> Iterable<T> toIterable(T[] arr)

toSingleValueIterator

public static <T> Iterator<T> toSingleValueIterator(T obj)

single

public static <T> T single(Iterable<? extends T> it)

anyOrDefault

public static <T> T anyOrDefault(Iterable<? extends T> it,
                                 T defaultValue)

singleOrDefault

public static <T> T singleOrDefault(Iterable<? extends T> it,
                                    T defaultValue)

singleOrDefault

public static <T> T singleOrDefault(Iterator<? extends T> it,
                                    T defaultValue)

join

public static String join(Iterable items,
                          String sep)

toElementIterable

public static Iterable<Element> toElementIterable(Iterable<? extends Element> elements)

toMapById

public static <T extends Element> Map<String,T> toMapById(Iterable<T> elements)

assertContains

public static <T> void assertContains(Object expected,
                                      Iterable<T> iterable)

last

public static <T> T last(Iterable<T> iterable)

fastIterableToList

public static <T> List<T> fastIterableToList(Iterable<T> iterable)