org.apache.axiom.om.impl.serialize.StreamWriterToContentHandlerConverter Maven / Gradle / Ivy
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Contains deprecated classes that will disappear in the next major release.
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.axiom.om.impl.serialize;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.xml.sax.Attributes;
import org.xml.sax.ContentHandler;
import org.xml.sax.Locator;
import org.xml.sax.SAXException;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
/**
* @deprecated This is an internal implementation class that is no longer used.
*/
public class StreamWriterToContentHandlerConverter implements ContentHandler {
/** Field log */
private static final Log log = LogFactory.getLog(StreamWriterToContentHandlerConverter.class);
/** Field writer */
private XMLStreamWriter writer;
/**
* Constructor StreamWriterToContentHandlerConverter.
*
* @param writer
*/
public StreamWriterToContentHandlerConverter(XMLStreamWriter writer) {
this.writer = writer;
}
/**
* Method endDocument.
*
* @throws SAXException
*/
public void endDocument() throws SAXException {
// do nothing
}
/**
* Method startDocument.
*
* @throws SAXException
*/
public void startDocument() throws SAXException {
//
}
/**
* Method characters.
*
* @param ch
* @param start
* @param length
* @throws SAXException
*/
public void characters(char ch[], int start, int length)
throws SAXException {
try {
writer.writeCharacters(ch, start, length);
} catch (XMLStreamException e) {
throw new SAXException(e);
}
}
/**
* Method ignorableWhitespace.
*
* @param ch
* @param start
* @param length
* @throws SAXException
*/
public void ignorableWhitespace(char ch[], int start, int length)
throws SAXException {
// throw new UnsupportedOperationException();
}
/**
* Method endPrefixMapping.
*
* @param prefix
* @throws SAXException
*/
public void endPrefixMapping(String prefix) throws SAXException {
// throw new UnsupportedOperationException();
}
/**
* Method skippedEntity.
*
* @param name
* @throws SAXException
*/
public void skippedEntity(String name) throws SAXException {
// throw new UnsupportedOperationException();
}
/**
* Method setDocumentLocator.
*
* @param locator
*/
public void setDocumentLocator(Locator locator) {
// throw new UnsupportedOperationException();
}
/**
* Method processingInstruction.
*
* @param target
* @param data
* @throws SAXException
*/
public void processingInstruction(String target, String data)
throws SAXException {
// throw new UnsupportedOperationException();
}
/**
* Method startPrefixMapping.
*
* @param prefix
* @param uri
* @throws SAXException
*/
public void startPrefixMapping(String prefix, String uri)
throws SAXException {
try {
writer.writeNamespace(prefix, uri);
writer.setPrefix(prefix, uri);
} catch (XMLStreamException e) {
throw new SAXException(e);
}
}
/**
* Method endElement.
*
* @param namespaceURI
* @param localName
* @param qName
* @throws SAXException
*/
public void endElement(String namespaceURI,
String localName,
String qName)
throws SAXException {
try {
writer.writeEndElement();
} catch (XMLStreamException e) {
throw new SAXException(e);
}
}
/**
* Method getPrefix.
*
* @param qName
* @return Returns String.
*/
private String getPrefix(String qName) {
if (qName != null) {
return qName.substring(0, qName.indexOf(":"));
}
return null;
}
/**
* Method startElement.
*
* @param namespaceURI
* @param localName
* @param qName
* @param atts
* @throws SAXException
*/
public void startElement(String namespaceURI,
String localName,
String qName,
Attributes atts)
throws SAXException {
try {
log.info("writing element {" + namespaceURI + '}' + localName
+ " directly to stream ");
String prefix = getPrefix(qName);
// it is only the prefix we want to learn from the QName! so we can get rid of the
// spliting QName
if (prefix == null) {
writer.writeStartElement(namespaceURI, localName);
} else {
writer.writeStartElement(prefix, localName, namespaceURI);
}
if (atts != null) {
int attCount = atts.getLength();
for (int i = 0; i < attCount; i++) {
writer.writeAttribute(atts.getURI(i), localName,
atts.getValue(i));
}
}
} catch (XMLStreamException e) {
throw new SAXException(e);
}
}
}