public SerializationHandler createSerializationHandler(
Result outputTarget, OutputProperties format)
throws TransformerException
{
SerializationHandler xoh;
// If the Result object contains a Node, then create
// a ContentHandler that will add nodes to the input node.
org.w3c.dom.Node outputNode = null;
if (outputTarget instanceof DOMResult)
{
outputNode = ((DOMResult) outputTarget).getNode();
org.w3c.dom.Document doc;
short type;
if (null != outputNode)
{
type = outputNode.getNodeType();
doc = (org.w3c.dom.Node.DOCUMENT_NODE == type)
? (org.w3c.dom.Document) outputNode
: outputNode.getOwnerDocument();
}
else
{
doc = org.apache.xml.utils.DOMHelper.createDocument();
outputNode = doc;
type = outputNode.getNodeType();
((DOMResult) outputTarget).setNode(outputNode);
}
ContentHandler handler =
(org.w3c.dom.Node.DOCUMENT_FRAGMENT_NODE == type)
? new DOMBuilder(doc, (org.w3c.dom.DocumentFragment) outputNode)
: new DOMBuilder(doc, outputNode);
String encoding = format.getProperty(OutputKeys.ENCODING);
xoh = new ToXMLSAXHandler(handler, (LexicalHandler)handler, encoding);
}
else if (outputTarget instanceof SAXResult)
{
ContentHandler handler = ((SAXResult) outputTarget).getHandler();
if (null == handler)
throw new IllegalArgumentException(
"handler can not be null for a SAXResult");
LexicalHandler lexHandler;
if (handler instanceof LexicalHandler)
lexHandler = (LexicalHandler) handler;
else
lexHandler = null;
String encoding = format.getProperty(OutputKeys.ENCODING);
String method = format.getProperty(OutputKeys.METHOD);
if (org.apache.xml.serializer.Method.HTML.equals(method))
{
xoh = new ToHTMLSAXHandler(handler, lexHandler, encoding);
}
else if (org.apache.xml.serializer.Method.TEXT.equals(method))
{
xoh = new ToTextSAXHandler(handler, lexHandler, encoding);
}
else
{
xoh = new ToXMLSAXHandler(handler, lexHandler, encoding);
}
if (handler instanceof TransformerClient) {
XalanTransformState state = new XalanTransformState();
((TransformerClient)handler).setTransformState(state);
((ToSAXHandler)xoh).setTransformState(state);
}
}
// Otherwise, create a ContentHandler that will serialize the
// result tree to either a stream or a writer.
else if (outputTarget instanceof StreamResult)
{
StreamResult sresult = (StreamResult) outputTarget;
String method = format.getProperty(OutputKeys.METHOD);
try
{
SerializationHandler serializer =
(SerializationHandler) SerializerFactory.getSerializer(format.getProperties());
if (null != sresult.getWriter())
serializer.setWriter(sresult.getWriter());
else if (null != sresult.getOutputStream())
serializer.setOutputStream(sresult.getOutputStream());
else if (null != sresult.getSystemId())
{
String fileURL = sresult.getSystemId();
if (fileURL.startsWith("file:///"))
{
if (fileURL.substring(8).indexOf(":") >0)
fileURL = fileURL.substring(8);
else
fileURL = fileURL.substring(7);
}
m_outputStream = new java.io.FileOutputStream(fileURL);
serializer.setOutputStream(m_outputStream);
xoh = serializer;
}
else
throw new TransformerException(XSLMessages.createMessage(XSLTErrorResources.ER_NO_OUTPUT_SPECIFIED, null)); //"No output specified!");