Package io.keikai.doc.collab.lib0

Class Sets

java.lang.Object

io.keikai.doc.collab.lib0.Sets

public class Sets
extends Object

Set Utility

Method Summary

Modifier and Type	Method	Description
static <T> Set<T>	create()	Creates a new HashSet instance.
static <T> T	first(Set<T> set)	Returns the first element in the Set, or null if the Set is empty.
static <T> Set<T>	from(Iterable<T> entries)	Creates a Set from an Iterable.
static <T> T[]	toArray(Set<T> set)	Converts a Set into a List.
static <T> List<T>	toList(Set<T> set)	Converts a Set into a List.

Methods inherited from class java.lang.Object

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

Method Details

create

public static <T> Set<T> create()

Creates a new HashSet instance.

Returns:

A new HashSet instance.

toList

public static <T> List<T> toList(Set<T> set)

Converts a Set into a List.

Type Parameters:

T - The type of elements in the Set.

Parameters:

set - The Set to convert.

Returns:

A List containing all elements in the Set.

toArray

public static <T> T[] toArray(Set<T> set)

Converts a Set into a List.

Type Parameters:

T - The type of elements in the Set.

Parameters:

set - The Set to convert.

Returns:

A List containing all elements in the Set.

first

public static <T> T first(Set<T> set)

Returns the first element in the Set, or null if the Set is empty.

Type Parameters:

T - The type of elements in the Set.

Parameters:

set - The Set to retrieve the first element from.

Returns:

The first element in the Set, or null if the Set is empty.

from

public static <T> Set<T> from(Iterable<T> entries)

Creates a Set from an Iterable.

Type Parameters:

T - The type of elements in the Iterable.

Parameters:

entries - The Iterable of entries to add to the Set.

Returns:

A Set containing all elements in the Iterable.