Java XML QName Get getQNameFromString(Element element, String qnameAsString)

Description

get Q Name From String

License

Open Source License

Declaration

public static QName getQNameFromString(Element element, String qnameAsString) 

Method Source Code

//package com.java2s;
/*/*from w w  w  .j ava  2  s .c  om*/
 * JBoss, Home of Professional Open Source
 * Copyright 2005, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

import javax.xml.namespace.QName;

import org.w3c.dom.Element;

import org.w3c.dom.Node;

public class Main {
    public static QName getQNameFromString(Element element, String qnameAsString) {
        if (qnameAsString == null || element == null) {
            return null;
        }
        int colonIndex = qnameAsString.indexOf(":");
        String prefix = qnameAsString.substring(0, colonIndex);
        String localName = qnameAsString.substring(colonIndex + 1);
        String ns = getNamespaceURI(element, prefix);
        return new QName(ns, localName, prefix);
    }

    public static String getNamespaceURI(final org.w3c.dom.Node n, final String prefix) {
        Node prefixDeclaration = n.getAttributes().getNamedItem("xmlns:" + prefix);
        if (prefixDeclaration != null) {
            // we have found the good NameSpace
            return prefixDeclaration.getNodeValue();
        }
        // we have found the good NameSpace
        // we look for the NameSpace in the parent Node
        return getNamespaceURI(n.getParentNode(), prefix);
    }
}

Related

1. getQNameAttribute(Node n, String namespace, String attributeName)
2. getQNameComparator()
3. getQNameConstant(QName name)
4. getQNameForNode(Node node)
5. getQNameFromSerialzedForm(String qNameAsString)
6. getQNameFromString(Object obj)
7. getQNameHashCode(QName aQName)
8. getQNameType(List