author | mkos |
Sun, 30 Dec 2012 00:00:00 +0100 | |
changeset 22678 | ac1ea46be942 |
parent 12009 | 4abb694f273a |
permissions | -rw-r--r-- |
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/* |
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ac1ea46be942
8029237: Update copyright year to match last edit in jaxws repository for 2012
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parents:
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changeset
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* Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package com.sun.tools.internal.xjc.reader.dtd.bindinfo; |
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import java.util.ArrayList; |
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import java.util.List; |
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import org.w3c.dom.Element; |
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import org.w3c.dom.Node; |
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import org.w3c.dom.NodeList; |
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/** |
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* @author Kohsuke Kawaguchi |
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*/ |
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public final class DOMUtil { |
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final static String getAttribute(Element e,String attName) { |
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if(e.getAttributeNode(attName)==null) return null; |
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return e.getAttribute(attName); |
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} |
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public static String getAttribute(Element e, String nsUri, String local) { |
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if(e.getAttributeNodeNS(nsUri,local)==null) return null; |
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return e.getAttributeNS(nsUri,local); |
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} |
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public static Element getElement(Element e, String nsUri, String localName) { |
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NodeList l = e.getChildNodes(); |
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for(int i=0;i<l.getLength();i++) { |
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Node n = l.item(i); |
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if(n.getNodeType()==Node.ELEMENT_NODE) { |
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Element r = (Element)n; |
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if(equals(r.getLocalName(),localName) && equals(fixNull(r.getNamespaceURI()),nsUri)) |
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return r; |
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} |
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} |
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return null; |
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} |
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/** |
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* Used for defensive string comparisons, as many DOM methods often return null |
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* depending on how they are created. |
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*/ |
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private static boolean equals(String a,String b) { |
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if(a==b) return true; |
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if(a==null || b==null) return false; |
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return a.equals(b); |
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} |
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/** |
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* DOM API returns null for the default namespace whereas it should return "". |
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*/ |
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private static String fixNull(String s) { |
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if(s==null) return ""; |
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else return s; |
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} |
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public static Element getElement(Element e, String localName) { |
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return getElement(e,"",localName); |
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} |
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public static List<Element> getChildElements(Element e) { |
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List<Element> r = new ArrayList<Element>(); |
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NodeList l = e.getChildNodes(); |
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for(int i=0;i<l.getLength();i++) { |
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Node n = l.item(i); |
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if(n.getNodeType()==Node.ELEMENT_NODE) |
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r.add((Element)n); |
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} |
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return r; |
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} |
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public static List<Element> getChildElements(Element e,String localName) { |
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List<Element> r = new ArrayList<Element>(); |
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NodeList l = e.getChildNodes(); |
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for(int i=0;i<l.getLength();i++) { |
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Node n = l.item(i); |
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if(n.getNodeType()==Node.ELEMENT_NODE) { |
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Element c = (Element)n; |
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if(c.getLocalName().equals(localName)) |
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r.add(c); |
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} |
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} |
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return r; |
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} |
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} |