/*****************************************************************************
* Copyright (C) The Apache Software Foundation. All rights reserved. *
* ------------------------------------------------------------------------- *
* This software is published under the terms of the Apache Software License *
* version 1.1, a copy of which has been included with this distribution in *
* the LICENSE file. *
*****************************************************************************/
package org.apache.cocoon.components.sax;
import org.apache.cocoon.xml.AbstractSAXFragment;
import org.apache.cocoon.xml.EmbeddedXMLPipe;
import org.apache.cocoon.xml.XMLConsumer;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
/**
* An XMLByteStream wrapped by an XMLFragment implementation. This allows to
* store SAX events and insert them in an XSP result using <xsp:expr>.
*
* @author <a href="mailto:sylvain@apache.org">Sylvain Wallez</a>
* @version CVS $Revision: 1.1 $ $Date: 2002/01/03 12:31:13 $
*/
public class XMLByteStreamFragment extends AbstractSAXFragment {
/** The XML byte stream */
private Object xmlBytes;
/**
* Creates a new <code>XMLByteStreamFragment</code> defined by the given
* XML byte stream.
*
* @param bytes the XML byte stream representing the document fragment
*/
public XMLByteStreamFragment(Object bytes) {
xmlBytes = bytes;
}
/**
* Output the fragment. If the fragment is a document, start/endDocument
* events are discarded.
*/
public void toSAX(ContentHandler ch)
throws SAXException {
// Stream bytes and discard start/endDocument
XMLByteStreamInterpreter interp = new XMLByteStreamInterpreter();
EmbeddedXMLPipe pipe = new EmbeddedXMLPipe(ch);
// If ch is an XMLConsumer, set it as such so that XML comments are
// also deserialized.
if (ch instanceof XMLConsumer)
pipe.setConsumer((XMLConsumer) ch);
interp.setContentHandler(pipe);
interp.deserialize(xmlBytes);
}
}