Struts example source code file (Parse.js)

This example Struts source code file (Parse.js) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Struts tags/keywords

boolean, boolean, html, html

The Struts Parse.js source code

/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/



dojo.provide("dojo.xml.Parse");
dojo.require("dojo.dom");
dojo.xml.Parse = function () {
	var isIE = ((dojo.render.html.capable) && (dojo.render.html.ie));
	function getTagName(node) {
		try {
			return node.tagName.toLowerCase();
		}
		catch (e) {
			return "";
		}
	}
	function getDojoTagName(node) {
		var tagName = getTagName(node);
		if (!tagName) {
			return "";
		}
		if ((dojo.widget) && (dojo.widget.tags[tagName])) {
			return tagName;
		}
		var p = tagName.indexOf(":");
		if (p >= 0) {
			return tagName;
		}
		if (tagName.substr(0, 5) == "dojo:") {
			return tagName;
		}
		if (dojo.render.html.capable && dojo.render.html.ie && node.scopeName != "HTML") {
			return node.scopeName.toLowerCase() + ":" + tagName;
		}
		if (tagName.substr(0, 4) == "dojo") {
			return "dojo:" + tagName.substring(4);
		}
		var djt = node.getAttribute("dojoType") || node.getAttribute("dojotype");
		if (djt) {
			if (djt.indexOf(":") < 0) {
				djt = "dojo:" + djt;
			}
			return djt.toLowerCase();
		}
		djt = node.getAttributeNS && node.getAttributeNS(dojo.dom.dojoml, "type");
		if (djt) {
			return "dojo:" + djt.toLowerCase();
		}
		try {
			djt = node.getAttribute("dojo:type");
		}
		catch (e) {
		}
		if (djt) {
			return "dojo:" + djt.toLowerCase();
		}
		if ((dj_global["djConfig"]) && (!djConfig["ignoreClassNames"])) {
			var classes = node.className || node.getAttribute("class");
			if ((classes) && (classes.indexOf) && (classes.indexOf("dojo-") != -1)) {
				var aclasses = classes.split(" ");
				for (var x = 0, c = aclasses.length; x < c; x++) {
					if (aclasses[x].slice(0, 5) == "dojo-") {
						return "dojo:" + aclasses[x].substr(5).toLowerCase();
					}
				}
			}
		}
		return "";
	}
	this.parseElement = function (node, hasParentNodeSet, optimizeForDojoML, thisIdx) {
		var tagName = getTagName(node);
		if (isIE && tagName.indexOf("/") == 0) {
			return null;
		}
		try {
			var attr = node.getAttribute("parseWidgets");
			if (attr && attr.toLowerCase() == "false") {
				return {};
			}
		}
		catch (e) {
		}
		var process = true;
		if (optimizeForDojoML) {
			var dojoTagName = getDojoTagName(node);
			tagName = dojoTagName || tagName;
			process = Boolean(dojoTagName);
		}
		var parsedNodeSet = {};
		parsedNodeSet[tagName] = [];
		var pos = tagName.indexOf(":");
		if (pos > 0) {
			var ns = tagName.substring(0, pos);
			parsedNodeSet["ns"] = ns;
			if ((dojo.ns) && (!dojo.ns.allow(ns))) {
				process = false;
			}
		}
		if (process) {
			var attributeSet = this.parseAttributes(node);
			for (var attr in attributeSet) {
				if ((!parsedNodeSet[tagName][attr]) || (typeof parsedNodeSet[tagName][attr] != "array")) {
					parsedNodeSet[tagName][attr] = [];
				}
				parsedNodeSet[tagName][attr].push(attributeSet[attr]);
			}
			parsedNodeSet[tagName].nodeRef = node;
			parsedNodeSet.tagName = tagName;
			parsedNodeSet.index = thisIdx || 0;
		}
		var count = 0;
		for (var i = 0; i < node.childNodes.length; i++) {
			var tcn = node.childNodes.item(i);
			switch (tcn.nodeType) {
			  case dojo.dom.ELEMENT_NODE:
				var ctn = getDojoTagName(tcn) || getTagName(tcn);
				if (!parsedNodeSet[ctn]) {
					parsedNodeSet[ctn] = [];
				}
				parsedNodeSet[ctn].push(this.parseElement(tcn, true, optimizeForDojoML, count));
				if ((tcn.childNodes.length == 1) && (tcn.childNodes.item(0).nodeType == dojo.dom.TEXT_NODE)) {
					parsedNodeSet[ctn][parsedNodeSet[ctn].length - 1].value = tcn.childNodes.item(0).nodeValue;
				}
				count++;
				break;
			  case dojo.dom.TEXT_NODE:
				if (node.childNodes.length == 1) {
					parsedNodeSet[tagName].push({value:node.childNodes.item(0).nodeValue});
				}
				break;
			  default:
				break;
			}
		}
		return parsedNodeSet;
	};
	this.parseAttributes = function (node) {
		var parsedAttributeSet = {};
		var atts = node.attributes;
		var attnode, i = 0;
		while ((attnode = atts[i++])) {
			if (isIE) {
				if (!attnode) {
					continue;
				}
				if ((typeof attnode == "object") && (typeof attnode.nodeValue == "undefined") || (attnode.nodeValue == null) || (attnode.nodeValue == "")) {
					continue;
				}
			}
			var nn = attnode.nodeName.split(":");
			nn = (nn.length == 2) ? nn[1] : attnode.nodeName;
			parsedAttributeSet[nn] = {value:attnode.nodeValue};
		}
		return parsedAttributeSet;
	};
};