/** Transform a SAX Source to a TinyTree. */
public static DocumentInfo readTinyTree(
Configuration configuration, Source source, boolean handleXInclude) {
final TinyBuilder treeBuilder = new TinyBuilder();
try {
if (handleXInclude) {
// Insert XIncludeContentHandler
final TransformerXMLReceiver identityHandler = getIdentityTransformerHandler(configuration);
identityHandler.setResult(treeBuilder);
final XMLReceiver receiver =
new XIncludeProcessor.XIncludeXMLReceiver(
null,
identityHandler,
null,
new TransformerURIResolver(XMLUtils.ParserConfiguration.PLAIN));
TransformerUtils.sourceToSAX(source, receiver);
} else {
final Transformer identity = getIdentityTransformer(configuration);
identity.transform(source, treeBuilder);
}
} catch (TransformerException e) {
throw new OXFException(e);
}
return (DocumentInfo) treeBuilder.getCurrentRoot();
}
public static org.dom4j.Document createDocument(DebugXML debugXML) {
final TransformerXMLReceiver identity = TransformerUtils.getIdentityTransformerHandler();
final LocationDocumentResult result = new LocationDocumentResult();
identity.setResult(result);
final ContentHandlerHelper helper =
new ContentHandlerHelper(
new ForwardingXMLReceiver(identity) {
@Override
public void startDocument() {}
@Override
public void endDocument() {}
});
try {
identity.startDocument();
debugXML.toXML(helper);
identity.endDocument();
} catch (SAXException e) {
throw new OXFException(e);
}
return result.getDocument();
}
/** Transform an InputStream to a TinyTree. */
public static DocumentInfo readTinyTree(
Configuration configuration,
InputStream inputStream,
String systemId,
boolean handleXInclude,
boolean handleLexical) {
final TinyBuilder treeBuilder = new TinyBuilder();
{
final TransformerXMLReceiver identityHandler = getIdentityTransformerHandler(configuration);
identityHandler.setResult(treeBuilder);
final XMLReceiver xmlReceiver;
if (handleXInclude) {
// Insert XIncludeContentHandler
xmlReceiver =
new XIncludeProcessor.XIncludeXMLReceiver(
null,
identityHandler,
null,
new TransformerURIResolver(XMLUtils.ParserConfiguration.PLAIN));
} else {
xmlReceiver = identityHandler;
}
XMLUtils.inputStreamToSAX(
inputStream, systemId, xmlReceiver, XMLUtils.ParserConfiguration.PLAIN, handleLexical);
}
return (DocumentInfo) treeBuilder.getCurrentRoot();
}
/**
* Transform a SAXStore into a TinyTree document
*
* @param saxStore input SAXStore
* @return DocumentInfo
*/
public static DocumentInfo saxStoreToTinyTree(Configuration configuration, SAXStore saxStore) {
final TinyBuilder treeBuilder = new TinyBuilder();
try {
final TransformerXMLReceiver identity = getIdentityTransformerHandler(configuration);
identity.setResult(treeBuilder);
saxStore.replay(identity);
} catch (SAXException e) {
throw new OXFException(e);
}
return (DocumentInfo) treeBuilder.getCurrentRoot();
}
/**
* Transform a SAXStore into a dom4j document
*
* @param saxStore input SAXStore
* @return dom4j document
*/
public static Document saxStoreToDom4jDocument(SAXStore saxStore) {
final TransformerXMLReceiver identity = getIdentityTransformerHandler();
final LocationDocumentResult documentResult = new LocationDocumentResult();
identity.setResult(documentResult);
try {
saxStore.replay(identity);
} catch (SAXException e) {
throw new OXFException(e);
}
return documentResult.getDocument();
}
private XMLReceiver getDebugReceiver(final IndentedLogger indentedLogger) {
final TransformerXMLReceiver identity = TransformerUtils.getIdentityTransformerHandler();
final StringBuilderWriter writer = new StringBuilderWriter();
identity.setResult(new StreamResult(writer));
return new ForwardingXMLReceiver(identity) {
@Override
public void endDocument() throws SAXException {
super.endDocument();
// Log out at end of document
indentedLogger.logDebug("", "static state input", "input", writer.toString());
}
};
}
public void serialize(PipelineContext pipelineContext, URL url) {
try {
if (OXFHandler.PROTOCOL.equals(url.getProtocol())) {
// NOTE: This is probably done as an optimization. Is this really necessary?
final OutputStream os = ResourceManagerWrapper.instance().getOutputStream(url.getFile());
try {
final TransformerXMLReceiver identity = TransformerUtils.getIdentityTransformerHandler();
identity.setResult(new StreamResult(os));
readInputAsSAX(pipelineContext, INPUT_DATA, identity);
} finally {
// Clean up
if (os != null) os.close();
}
} else {
// Open the URL
final URLConnection conn = url.openConnection();
try {
conn.setDoOutput(true);
conn.connect();
final OutputStream os = conn.getOutputStream();
try {
// Create an identity transformer and start the transformation
final TransformerXMLReceiver identity =
TransformerUtils.getIdentityTransformerHandler();
identity.setResult(new StreamResult(os));
readInputAsSAX(pipelineContext, INPUT_DATA, identity);
} finally {
// Clean up
if (os != null) os.close();
}
} finally {
// Clean up
if (conn instanceof HttpURLConnection) ((HttpURLConnection) conn).disconnect();
}
}
} catch (Exception e) {
throw new OXFException(e);
}
}
public StaticStateBits(
PipelineContext pipelineContext,
ExternalContext externalContext,
IndentedLogger indentedLogger,
String existingStaticStateDigest) {
final boolean computeDigest = isLogStaticStateInput || existingStaticStateDigest == null;
indentedLogger.startHandleOperation(
"", "reading input", "existing digest", existingStaticStateDigest);
final TransformerXMLReceiver documentReceiver =
TransformerUtils.getIdentityTransformerHandler();
final LocationDocumentResult documentResult = new LocationDocumentResult();
documentReceiver.setResult(documentResult);
final XMLUtils.DigestContentHandler digestReceiver =
computeDigest ? new XMLUtils.DigestContentHandler("MD5") : null;
final XMLReceiver extractorOutput;
if (isLogStaticStateInput) {
extractorOutput =
computeDigest
? new TeeXMLReceiver(
documentReceiver, digestReceiver, getDebugReceiver(indentedLogger))
: new TeeXMLReceiver(documentReceiver, getDebugReceiver(indentedLogger));
} else {
extractorOutput =
computeDigest ? new TeeXMLReceiver(documentReceiver, digestReceiver) : documentReceiver;
}
// Read the input through the annotator and gather namespace mappings
//
// Output of annotator is:
//
// o annotated page template (TODO: this should not include model elements)
// o extractor
//
// Output of extractor is:
//
// o static state document
// o optionally: digest
// o optionally: debug output
//
readInputAsSAX(
pipelineContext,
INPUT_ANNOTATED_DOCUMENT,
new XFormsAnnotatorContentHandler(
annotatedTemplate,
new XFormsExtractorContentHandler(extractorOutput, metadata),
metadata));
this.staticStateDocument = documentResult.getDocument();
this.staticStateDigest =
computeDigest ? NumberUtils.toHexString(digestReceiver.getResult()) : null;
assert !isLogStaticStateInput
|| existingStaticStateDigest == null
|| this.staticStateDigest.equals(existingStaticStateDigest);
indentedLogger.endHandleOperation("computed digest", this.staticStateDigest);
}
