pl.edu.agh.cast.util
Class CollectionUtil

java.lang.Object
  pl.edu.agh.cast.util.CollectionUtil

public class CollectionUtil
extends Object

Utility methods for operating on collections.

Author:

AGH CAST Team

Constructor Summary

CollectionUtil()

Method Summary

static <T> Collection<T>	convertToCollection(Iterable<T> iterable) Converts given instance of Iterable to an instance of Collection.
static <T> List<T>	createList(T... elements) Creates a new list containing all of the given elements.

Methods inherited from class java.lang.Object

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

Constructor Detail

CollectionUtil

public CollectionUtil()

Method Detail

convertToCollection

public static <T> Collection<T> convertToCollection(Iterable<T> iterable)

Converts given instance of Iterable to an instance of Collection. If the iterable is also an instance of Collection the same object is returned, otherwise new collection instance is created and initialized with the values from the iterable.

Type Parameters:

T - generic type of the Iterable

Parameters:

iterable - Iterable to be converted to Collection

Returns:

if the iterable is an instance of collection then iterable is returned, otherwise a new initialized collection is returned

createList

public static <T> List<T> createList(T... elements)

Creates a new list containing all of the given elements.

Type Parameters:

T - the type of elements in the list

Parameters:

elements - elements

Returns:

a new list instance containing all of the given elements