/
AbstractMutableSet.kt
30 lines (26 loc) · 1.04 KB
/
AbstractMutableSet.kt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
/*
* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
* that can be found in the license/LICENSE.txt file.
*/
package kotlin.collections
/**
* Provides a skeletal implementation of the [MutableSet] interface.
*
* @param E the type of elements contained in the set. The set is invariant on its element type.
*/
public actual abstract class AbstractMutableSet<E> protected actual constructor() : AbstractMutableCollection<E>(), MutableSet<E> {
/**
* Compares this set with another set instance with the unordered structural equality.
*
* @return true, if [other] instance is a [Set] of the same size, all elements of which are contained in this set.
*/
override fun equals(other: Any?): Boolean {
if (other === this) return true
if (other !is Set<*>) return false
return AbstractSet.setEquals(this, other)
}
/**
* Returns the hash code value for this set.
*/
override fun hashCode(): Int = AbstractSet.unorderedHashCode(this)
}