io.lettuce.core.internal

Class LettuceSets

java.lang.Object

io.lettuce.core.internal.LettuceSets

public final class LettuceSets
extends Object

Static utility methods for Set instances. This class is part of the internal API and may change without further notice.

Since:

4.2

Author:

Mark Paluch

Method Summary

Modifier and Type	Method and Description
static <T> Set<T>	newHashSet(Collection<? extends T> elements) Creates a new HashSet containing all elements from elements.
static <T> Set<T>	newHashSet(Iterable<? extends T> elements) Creates a new HashSet containing all elements from elements.
static <T> Set<T>	newHashSet(T... elements) Creates a new HashSet containing all elements from elements.
static <T> Set<T>	unmodifiableSet(T... elements) Creates a new unmodifiable HashSet containing all elements from elements.

Methods inherited from class java.lang.Object

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

Method Detail

newHashSet

public static <T> Set<T> newHashSet(Collection<? extends T> elements)

Creates a new HashSet containing all elements from elements.

Type Parameters:

T - the element type.

Parameters:

elements - the elements that the set should contain, must not be null.

Returns:

a new HashSet containing all elements from elements.

newHashSet

public static <T> Set<T> newHashSet(Iterable<? extends T> elements)

Creates a new HashSet containing all elements from elements.

Type Parameters:

T - the element type.

Parameters:

elements - the elements that the set should contain, must not be null.

Returns:

a new HashSet containing all elements from elements.

newHashSet

@SafeVarargs
public static <T> Set<T> newHashSet(T... elements)

Creates a new HashSet containing all elements from elements.

Type Parameters:

T - the element type.

Parameters:

elements - the elements that the set should contain, must not be null.

Returns:

a new HashSet containing all elements from elements.

unmodifiableSet

@SafeVarargs
public static <T> Set<T> unmodifiableSet(T... elements)

Creates a new unmodifiable HashSet containing all elements from elements.

Type Parameters:

T - the element type.

Parameters:

elements - the elements that the set should contain, must not be null.

Returns:

a new HashSet containing all elements from elements.