/
AbstractMutableSet.kt
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/
AbstractMutableSet.kt
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/*
* Copyright 2010-2016 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
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 abstract class AbstractMutableSet<E> protected 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)
}