Java XML Namespace writeNamespace(XMLStreamWriter out, String prefix, String namespaceURI)

Description

Write the namespace if necessary.

License

LGPL

Parameter

Parameter	Description
out	The output stream.
prefix	The namespace prefix.
namespaceURI	The namespaceURI.

Exception

Parameter	Description
XMLStreamException	Thrown for errors during writing.

Declaration

public static void writeNamespace(XMLStreamWriter out, String prefix, String namespaceURI)
        throws XMLStreamException 

Method Source Code

//package com.java2s;
/*/*  ww w .  j  a  va  2 s .  c om*/
 * JBoss, Home of Professional Open Source
 * Copyright 2006, Red Hat Middleware LLC, and individual contributors
 * as indicated by the @author tags. 
 * See the copyright.txt in the distribution for a full listing 
 * of individual contributors.
 * This copyrighted material is made available to anyone wishing to use,
 * modify, copy, or redistribute it subject to the terms and conditions
 * of the GNU Lesser General Public License, v. 2.1.
 * This program is distributed in the hope that it will be useful, but WITHOUT A
 * 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,
 * v.2.1 along with this distribution; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA  02110-1301, USA.
 * 
 * (C) 2005-2006,
 * @author JBoss Inc.
 */

import javax.xml.namespace.NamespaceContext;

import javax.xml.stream.XMLStreamException;

import javax.xml.stream.XMLStreamWriter;

public class Main {
    /**
     * Write the namespace if necessary.
     * @param out The output stream.
     * @param prefix The namespace prefix.
     * @param namespaceURI The namespaceURI.
     * @throws XMLStreamException Thrown for errors during writing.
     */
    public static void writeNamespace(XMLStreamWriter out, String prefix, String namespaceURI)
            throws XMLStreamException {
        NamespaceContext namespaceContext = out.getNamespaceContext();
        boolean writeNamespace = (namespaceContext.getPrefix(namespaceURI) == null);
        if (writeNamespace) {
            out.setPrefix(prefix, namespaceURI);
            out.writeNamespace(prefix, namespaceURI);
        }
    }
}

Related

1. logWriter(Logger logger, String msg, XMLStreamWriter writer, String namespaceURI)
2. printNamespace(XMLStreamReader xmlr, int index, StringBuffer result)
3. printNamespaces(XMLStreamReader xmlr)
4. readXML(InputStream input, boolean isNamespaceAware)
5. stringToDoc(String s, boolean nameSpaceAware)
6. writeNamespace(XMLStreamWriter writer, String prefix, String namespaceURI)
7. writeNamespaceDeclarations(final XMLStreamWriter writer, final Iterable> prefixes)
8. writeNamespaceIfNotBound(XMLStreamWriter xmlStream, String prefix, String nsUri)
9. writeNamespaces(XMLStreamWriter writer, Iterator namespaces)