121 lines
2.9 KiB
Haxe
121 lines
2.9 KiB
Haxe
/*
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* Copyright (C)2005-2019 Haxe Foundation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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package haxe.ds;
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import haxe.iterators.HashMapKeyValueIterator;
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/**
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HashMap allows mapping of hashable objects to arbitrary values.
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See `Map` for documentation details.
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@see https://haxe.org/manual/std-Map.html
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**/
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abstract HashMap<K:{function hashCode():Int;}, V>(HashMapData<K, V>) {
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/**
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Creates a new HashMap.
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**/
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public inline function new() {
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this = new HashMapData();
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}
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/**
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See `Map.set`
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**/
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@:arrayAccess public inline function set(k:K, v:V) {
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this.keys.set(k.hashCode(), k);
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this.values.set(k.hashCode(), v);
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}
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/**
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See `Map.get`
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**/
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@:arrayAccess public inline function get(k:K) {
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return this.values.get(k.hashCode());
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}
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/**
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See `Map.exists`
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**/
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public inline function exists(k:K) {
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return this.values.exists(k.hashCode());
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}
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/**
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See `Map.remove`
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**/
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public inline function remove(k:K) {
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this.values.remove(k.hashCode());
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return this.keys.remove(k.hashCode());
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}
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/**
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See `Map.keys`
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**/
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public inline function keys() {
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return this.keys.iterator();
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}
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/**
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See `Map.copy`
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**/
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public function copy():HashMap<K, V> {
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var copied = new HashMapData();
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copied.keys = this.keys.copy();
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copied.values = this.values.copy();
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return cast copied;
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}
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/**
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See `Map.iterator`
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**/
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public inline function iterator() {
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return this.values.iterator();
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}
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/**
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See `Map.keyValueIterator`
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**/
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public inline function keyValueIterator():HashMapKeyValueIterator<K, V> {
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return new HashMapKeyValueIterator(cast this);
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}
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/**
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See `Map.clear`
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**/
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public inline function clear():Void {
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this.keys.clear();
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this.values.clear();
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}
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}
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private class HashMapData<K:{function hashCode():Int;}, V> {
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public var keys:IntMap<K>;
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public var values:IntMap<V>;
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public inline function new() {
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keys = new IntMap();
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values = new IntMap();
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}
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}
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