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1318 alexandre_ 1 
/*
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	Copyright (c) 2004-2006, The Dojo Foundation
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	All Rights Reserved.
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	Licensed under the Academic Free License version 2.1 or above OR the
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	modified BSD license. For more information on Dojo licensing, see:
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		http://dojotoolkit.org/community/licensing.shtml
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*/
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dojo.provide("dojo.collections.Dictionary");
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dojo.require("dojo.collections.Collections");
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dojo.collections.Dictionary = function (dictionary) {
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	var items = {};
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	this.count = 0;
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	var testObject = {};
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	this.add = function (k, v) {
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		var b = (k in items);
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		items[k] = new dojo.collections.DictionaryEntry(k, v);
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		if (!b) {
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			this.count++;
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		}
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	};
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	this.clear = function () {
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		items = {};
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		this.count = 0;
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	};
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	this.clone = function () {
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		return new dojo.collections.Dictionary(this);
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	};
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	this.contains = this.containsKey = function (k) {
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		if (testObject[k]) {
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			return false;
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		}
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		return (items[k] != null);
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	};
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	this.containsValue = function (v) {
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		var e = this.getIterator();
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		while (e.get()) {
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			if (e.element.value == v) {
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				return true;
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			}
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		}
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		return false;
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	};
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	this.entry = function (k) {
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		return items[k];
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	};
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	this.forEach = function (fn, scope) {
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		var a = [];
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		for (var p in items) {
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			if (!testObject[p]) {
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				a.push(items[p]);
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			}
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		}
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		var s = scope || dj_global;
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		if (Array.forEach) {
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			Array.forEach(a, fn, s);
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		} else {
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			for (var i = 0; i < a.length; i++) {
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				fn.call(s, a[i], i, a);
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			}
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		}
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	};
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	this.getKeyList = function () {
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		return (this.getIterator()).map(function (entry) {
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			return entry.key;
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		});
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	};
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	this.getValueList = function () {
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		return (this.getIterator()).map(function (entry) {
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			return entry.value;
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		});
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	};
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	this.item = function (k) {
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		if (k in items) {
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			return items[k].valueOf();
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		}
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		return undefined;
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	};
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	this.getIterator = function () {
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		return new dojo.collections.DictionaryIterator(items);
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	};
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	this.remove = function (k) {
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		if (k in items && !testObject[k]) {
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			delete items[k];
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			this.count--;
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			return true;
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		}
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		return false;
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	};
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	if (dictionary) {
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		var e = dictionary.getIterator();
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		while (e.get()) {
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			this.add(e.element.key, e.element.value);
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		}
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	}
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};
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