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NamespaceFilter will take a namespace URI and replace all occurences of that URI Java code example - Click here to copy ->>>
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/*--
Copyright (C) 2001 Brett McLaughlin.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions, and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions, and the disclaimer that follows
these conditions in the do*****entation and/or other materials
provided with the distribution.
3. The name "Java and XML" must not be used to endorse or promote products
derived from this software without prior written permission. For
written permission, please contact brett@newInstance.com.
In addition, we request (but do not require) that you include in the
end-user do*****entation provided with the redistribution and/or in the
software itself an acknowledgement equivalent to the following:
"This product includes software developed for the
'Java and XML' book, by Brett McLaughlin (O'Reilly & Associates)."
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE JDOM AUTHORS OR THE PROJECT
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
*/
package javaxml2;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.XMLFilterImpl;
/**
* <p><code>NamespaceFilter</code> will take a namespace URI and replace
* all occurences of that URI with a newer, supplied URI. This effectively
* allows on-the-fly namespace changes.</p>
*/
public class NamespaceFilter extends XMLFilterImpl {
/** The old URI, to replace */
private String oldURI;
/** The new URI, to replace the old URI with */
private String newURI;
/**
* <p>This will take the <code>XMLReader</code> to use as a parent,
* as well as the URI to replace, and the URI to replace it with.</p>
*
* @param reader <code>XMLReader</code> to be this filter's parent.
* @param oldURI URI to replace occurrences of.
* @param newURI URI to replace with.
*/
public NamespaceFilter(XMLReader reader,
String oldURI, String newURI) {
super(reader);
this.oldURI = oldURI;
this.newURI = newURI;
}
public void startPrefixMapping(String prefix, String uri)
throws SAXException {
// Change URI, if needed
if (uri.equals(oldURI)) {
super.startPrefixMapping(prefix, newURI);
} else {
super.startPrefixMapping(prefix, uri);
}
}
public void startElement(String uri, String localName,
String qName, Attributes attributes)
throws SAXException {
// Change URI, if needed
if (uri.equals(oldURI)) {
super.startElement(newURI, localName, qName, attributes);
} else {
super.startElement(uri, localName, qName, attributes);
}
}
public void endElement(String uri, String localName, String qName)
throws SAXException {
// Change URI, if needed
if (uri.equals(oldURI)) {
super.endElement(newURI, localName, qName);
} else {
super.endElement(uri, localName, qName);
}
}
}
/* Java and XML, Second Edition
* Solutions to Real-World Problems
* By Brett McLaughlin
* Second Edition August 2001
* ISBN: 0-596-00197-5
* http://www.oreilly.com/catalog/javaxml2/
*/
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References.
The list of classes which were used on this page you can find below. The
links to Java API contain official SUN documentation about all used classes.
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