| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * 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 androidx.compose.runtime |
| |
| import kotlinx.collections.immutable.PersistentMap |
| import kotlinx.collections.immutable.persistentHashMapOf |
| import kotlinx.collections.immutable.PersistentList |
| import kotlinx.collections.immutable.persistentListOf |
| |
| internal actual typealias BitSet = java.util.BitSet |
| |
| actual typealias AtomicReference<V> = java.util.concurrent.atomic.AtomicReference<V> |
| |
| internal actual open class ThreadLocal<T> actual constructor( |
| private val initialValue: () -> T |
| ) : java.lang.ThreadLocal<T>() { |
| @Suppress("UNCHECKED_CAST") |
| actual override fun get(): T { |
| return super.get() as T |
| } |
| |
| actual override fun set(value: T) { |
| super.set(value) |
| } |
| |
| override fun initialValue(): T? { |
| return initialValue.invoke() |
| } |
| } |
| |
| internal actual typealias WeakHashMap<K, V> = java.util.WeakHashMap<K, V> |
| |
| internal actual fun identityHashCode(instance: Any?): Int = System.identityHashCode(instance) |
| |
| internal actual inline fun <R> synchronized(lock: Any, block: () -> R): R { |
| kotlin.synchronized(lock) { |
| return block() |
| } |
| } |
| |
| internal actual typealias Reference<T> = java.lang.ref.Reference<T> |
| |
| internal actual typealias ReferenceQueue<T> = java.lang.ref.ReferenceQueue<T> |
| |
| internal actual typealias WeakReference<T> = java.lang.ref.WeakReference<T> |
| |
| internal actual typealias TestOnly = org.jetbrains.annotations.TestOnly |
| |
| internal actual class BuildableMapBuilder<K, V>( |
| val builder: PersistentMap.Builder<K, V> |
| ) : MutableMap<K, V> by builder { |
| actual fun build(): BuildableMap<K, V> { |
| return BuildableMap(builder.build()) |
| } |
| } |
| |
| actual data class BuildableMap<K, V>(val map: PersistentMap<K, V>) : Map<K, V> by map { |
| internal actual fun builder(): BuildableMapBuilder<K, V> { |
| return BuildableMapBuilder(map.builder()) |
| } |
| } |
| |
| private val emptyPersistentMap = persistentHashMapOf<Any, Any>() |
| |
| @Suppress("UNCHECKED_CAST") |
| internal actual fun <K, V> buildableMapOf(): BuildableMap<K, V> = |
| BuildableMap(emptyPersistentMap as PersistentMap<K, V>) |
| |
| internal actual class BuildableListBuilder<T>( |
| val builder: PersistentList.Builder<T> |
| ) : MutableList<T> by builder { |
| actual fun build(): BuildableList<T> { |
| return BuildableList(builder.build()) |
| } |
| } |
| |
| internal actual data class BuildableList<T>(val list: PersistentList<T>) : List<T> by list { |
| internal actual fun add(element: T) = BuildableList(list.add(element)) |
| internal actual fun add(index: Int, element: T) = BuildableList(list.add(index, element)) |
| internal actual fun addAll(elements: Collection<T>) = BuildableList(list.addAll(elements)) |
| internal actual fun remove(element: T) = BuildableList(list.remove(element)) |
| internal actual fun removeAll(elements: Collection<T>) = BuildableList(list.removeAll(elements)) |
| internal actual fun removeAt(index: Int) = BuildableList(list.removeAt(index)) |
| internal actual fun set(index: Int, element: T) = BuildableList(list.set(index, element)) |
| |
| internal actual fun builder(): BuildableListBuilder<T> { |
| return BuildableListBuilder(list.builder()) |
| } |
| } |
| |
| private val emptyPersistentList = persistentListOf<Any>() |
| private val emptyBuildableList = BuildableList<Any>(emptyPersistentList) |
| |
| @Suppress("UNCHECKED_CAST") |
| internal actual fun <T> buildableListOf(): BuildableList<T> = emptyBuildableList as BuildableList<T> |
| |
| public actual typealias UnsupportedOperationException = java.lang.UnsupportedOperationException |
| |
| @Suppress("NOTHING_TO_INLINE") |
| internal actual inline fun <T> sortArrayWith( |
| array: Array<T>, |
| comparator: Comparator<T>, |
| fromIndex: Int, |
| toIndex: Int |
| ) { |
| array.sortWith(comparator, fromIndex, toIndex) |
| } |