jvmMain.jdk8.kotlin.collections.Collections.kt Maven / Gradle / Ivy

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Kotlin Standard Library

There is a newer version: 2.1.0-RC

/*
 * Copyright 2010-2017 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.
 */

@file:Suppress("UNCHECKED_CAST", "NOTHING_TO_INLINE", "INVISIBLE_MEMBER", "INVISIBLE_REFERENCE")
@file:JvmName("CollectionsJDK8Kt")
@file:kotlin.jvm.JvmPackageName("kotlin.collections.jdk8")

package kotlin.collections

/**
 * Returns the value to which the specified key is mapped, or
 * [defaultValue] if this map contains no mapping for the key.
 */
@SinceKotlin("1.2")
@kotlin.internal.InlineOnly
public inline fun <@kotlin.internal.OnlyInputTypes K, V> Map.getOrDefault(key: K, defaultValue: V): V =
    (this as Map).getOrDefault(key, defaultValue)


/**
 * Removes the entry for the specified key only if it is currently
 * mapped to the specified value.
 */
@SinceKotlin("1.2")
@kotlin.internal.InlineOnly
public inline fun <@kotlin.internal.OnlyInputTypes K, @kotlin.internal.OnlyInputTypes V> MutableMap.remove(key: K, value: V): Boolean =
    (this as MutableMap).remove(key, value)