75 lines
1.6 KiB
JavaScript
75 lines
1.6 KiB
JavaScript
// Copyright 2006 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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* @fileoverview Generic immutable node object to be used in collections.
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*
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*/
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goog.provide('goog.structs.Node');
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/**
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* A generic immutable node. This can be used in various collections that
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* require a node object for its item (such as a heap).
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* @param {*} key Key.
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* @param {*} value Vaue.
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* @constructor
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*/
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goog.structs.Node = function(key, value) {
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/**
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* The key.
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* @type {*}
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* @private
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*/
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this.key_ = key;
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/**
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* The value.
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* @type {*}
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* @private
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*/
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this.value_ = value;
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};
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/**
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* Gets the key.
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* @return {*} The key.
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*/
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goog.structs.Node.prototype.getKey = function() {
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return this.key_;
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};
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/**
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* Gets the value.
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* @return {*} The value.
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*/
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goog.structs.Node.prototype.getValue = function() {
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return this.value_;
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};
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/**
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* Clones a node and returns a new node.
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* @return {goog.structs.Node} A new goog.structs.Node with the same key value
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* pair.
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*/
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goog.structs.Node.prototype.clone = function() {
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return new goog.structs.Node(this.key_, this.value_);
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};
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