pl.jsolve.sweetener.collection

Class Collections

java.lang.Object

pl.jsolve.sweetener.collection.Collections

public final class Collections
extends Object

Method Summary

Methods

Modifier and Type	Method and Description
static <T> ChoppedElements<T>	chopElements(Collection<T> collection, int resultsPerPage)
static <E,T extends Collection<E>> boolean	containsAny(T collection, E[] elements)
static <T extends Collection<?>> boolean	containsAny(T collectionA, T collectionB)
static <T extends Collection<E>,E> T	createNewInstanceOfCollection(Class<T> clazz)
static <E> Map<GroupKey,List<E>>	duplicates(Collection<E> collection, String... properties)
static <T> Collection<T>	filter(Collection<T> collection, Criteria criteria)
static <E> Map<GroupKey,List<E>>	group(Collection<E> collection, String... properties)
static <E> ArrayList<E>	newArrayList()
static <E> ArrayList<E>	newArrayList(E... elements)
static <E> ArrayList<E>	newArrayList(Iterable<? extends E> elements)
static <E> ArrayList<E>	newArrayListWithCapacity(int initialArraySize)
static <E> HashSet<E>	newHashSet()
static <E> HashSet<E>	newHashSet(E... elements)
static <E> HashSet<E>	newHashSetWithInitialCapacity(int initialCapacity)
static <E> LinkedHashSet<E>	newLinkedHashSet()
static <E> LinkedHashSet<E>	newLinkedHashSet(E... elements)
static <E> LinkedHashSet<E>	newLinkedHashSetWithInitialCapacity(int initialCapacity)
static <E> LinkedList<E>	newLinkedList()
static <E> LinkedList<E>	newLinkedList(E... elements)
static <E> LinkedList<E>	newLinkedList(Iterable<? extends E> elements)
static <E> TreeSet<E>	newTreeSet(Comparator<? super E> comparator)
static <E extends Comparable<?>> TreeSet<E>	newTreeSet(E... elements)
static <E extends Comparable<?>> TreeSet<E>	newTreeSet(Iterable<? extends E> elements)
static <T> Pagination<T>	paginate(Collection<T> collection, int page, int resultsPerPage)
static <T extends Collection<E>,E> T	truncate(T collection, int to)
static <T extends Collection<E>,E> T	truncate(T collection, int from, int to)
static <E,T extends Collection<E>> T	uniques(T collection, String... properties)

Methods inherited from class java.lang.Object

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

Method Detail

filter

public static <T> Collection<T> filter(Collection<T> collection,
                       Criteria criteria)

truncate

public static <T extends Collection<E>,E> T truncate(T collection,
                                     int to)

truncate

public static <T extends Collection<E>,E> T truncate(T collection,
                                     int from,
                                     int to)

createNewInstanceOfCollection

public static <T extends Collection<E>,E> T createNewInstanceOfCollection(Class<T> clazz)

paginate

public static <T> Pagination<T> paginate(Collection<T> collection,
                         int page,
                         int resultsPerPage)

chopElements

public static <T> ChoppedElements<T> chopElements(Collection<T> collection,
                                  int resultsPerPage)

group

public static <E> Map<GroupKey,List<E>> group(Collection<E> collection,
                              String... properties)

duplicates

public static <E> Map<GroupKey,List<E>> duplicates(Collection<E> collection,
                                   String... properties)

uniques

public static <E,T extends Collection<E>> T uniques(T collection,
                                    String... properties)

containsAny

public static <T extends Collection<?>> boolean containsAny(T collectionA,
                                            T collectionB)

containsAny

public static <E,T extends Collection<E>> boolean containsAny(T collection,
                                              E[] elements)

newArrayList

public static <E> ArrayList<E> newArrayList()

newArrayList

@SafeVarargs
public static <E> ArrayList<E> newArrayList(E... elements)

newArrayList

public static <E> ArrayList<E> newArrayList(Iterable<? extends E> elements)

newArrayListWithCapacity

public static <E> ArrayList<E> newArrayListWithCapacity(int initialArraySize)

newLinkedList

public static <E> LinkedList<E> newLinkedList()

newLinkedList

@SafeVarargs
public static <E> LinkedList<E> newLinkedList(E... elements)

newLinkedList

public static <E> LinkedList<E> newLinkedList(Iterable<? extends E> elements)

newHashSet

public static <E> HashSet<E> newHashSet()

newHashSet

@SafeVarargs
public static <E> HashSet<E> newHashSet(E... elements)

newHashSetWithInitialCapacity

public static <E> HashSet<E> newHashSetWithInitialCapacity(int initialCapacity)

newLinkedHashSet

public static <E> LinkedHashSet<E> newLinkedHashSet()

newLinkedHashSet

@SafeVarargs
public static <E> LinkedHashSet<E> newLinkedHashSet(E... elements)

newLinkedHashSetWithInitialCapacity

public static <E> LinkedHashSet<E> newLinkedHashSetWithInitialCapacity(int initialCapacity)

newTreeSet

@SafeVarargs
public static <E extends Comparable<?>> TreeSet<E> newTreeSet(E... elements)

newTreeSet

public static <E extends Comparable<?>> TreeSet<E> newTreeSet(Iterable<? extends E> elements)

newTreeSet

public static <E> TreeSet<E> newTreeSet(Comparator<? super E> comparator)