/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* https://jwsdp.dev.java.net/CDDLv1.0.html
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* https://jwsdp.dev.java.net/CDDLv1.0.html If applicable,
* add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your
* own identifying information: Portions Copyright [yyyy]
* [name of copyright owner]
*/
package com.sun.xml.stream.buffer;
import com.sun.xml.stream.buffer.sax.SAXBufferProcessor;
import java.io.ByteArrayInputStream;
import javax.xml.transform.sax.SAXSource;
import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;
/**
* A JAXP Source implementation that supports the parsing
* of {@link XMLStreamBuffer} for use by applications that expect a Source.
*
* <p>
* The derivation of XMLStreamBufferSource from SAXSource is an implementation
* detail.
*
* <p>Applications shall obey the following restrictions:
* <ul>
* <li>The setXMLReader and setInputSource shall not be called.</li>
* <li>The XMLReader object obtained by the getXMLReader method shall
* be used only for parsing the InputSource object returned by
* the getInputSource method.</li>
* <li>The InputSource object obtained by the getInputSource method shall
* be used only for being parsed by the XMLReader object returned by
* the getXMLReader method.</li>
* </ul>
*/
public class XMLStreamBufferSource extends SAXSource {
protected XMLStreamBuffer _buffer;
protected SAXBufferProcessor _bufferProcessor;
/**
* XMLStreamBufferSource constructor.
*
* @param buffer the {@link XMLStreamBuffer} to use.
*/
public XMLStreamBufferSource(XMLStreamBuffer buffer) {
super(new InputSource(
new ByteArrayInputStream(new byte[0])));
setXMLStreamBuffer(buffer);
}
/**
* Get the {@link XMLStreamBuffer} that is used.
*
* @return the {@link XMLStreamBuffer}.
*/
public XMLStreamBuffer getXMLStreamBuffer() {
return _buffer;
}
/**
* Set the {@link XMLStreamBuffer} to use.
*
* @param buffer the {@link XMLStreamBuffer}.
*/
public void setXMLStreamBuffer(XMLStreamBuffer buffer) {
if (buffer == null) {
throw new NullPointerException("buffer cannot be null");
}
_buffer = buffer;
if (_bufferProcessor != null) {
_bufferProcessor.setBuffer(_buffer,false);
}
}
public XMLReader getXMLReader() {
if (_bufferProcessor == null) {
_bufferProcessor = new SAXBufferProcessor(_buffer,false);
setXMLReader(_bufferProcessor);
} else if (super.getXMLReader() == null) {
setXMLReader(_bufferProcessor);
}
return _bufferProcessor;
}
}