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// Copyright 2006 The Closure Library Authors. All Rights Reserved.
//
// 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.
/**
* @fileoverview Generic immutable node object to be used in collections.
*
*/
goog.provide('goog.structs.Node');
/**
* A generic immutable node. This can be used in various collections that
* require a node object for its item (such as a heap).
* @param {*} key Key.
* @param {*} value Vaue.
* @constructor
*/
goog.structs.Node = function(key, value) {
/**
* The key.
* @type {*}
* @private
*/
this.key_ = key;
/**
* The value.
* @type {*}
* @private
*/
this.value_ = value;
};
/**
* Gets the key.
* @return {*} The key.
*/
goog.structs.Node.prototype.getKey = function() {
return this.key_;
};
/**
* Gets the value.
* @return {*} The value.
*/
goog.structs.Node.prototype.getValue = function() {
return this.value_;
};
/**
* Clones a node and returns a new node.
* @return {goog.structs.Node} A new goog.structs.Node with the same key value
* pair.
*/
goog.structs.Node.prototype.clone = function() {
return new goog.structs.Node(this.key_, this.value_);
};
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