@Override
public void passivateObject(Object object) throws Exception {
javax.xml.transform.Transformer transformer = (javax.xml.transform.Transformer) object;
// Clear transformation parameters before returning transformer to the pool
transformer.clearParameters();
// Clean up transformer before return it to the pool
transformer.reset();
super.passivateObject(transformer);
}
/** Configures the transformer with exchange specific parameters */
protected void configureTransformer(Transformer transformer, Exchange exchange) throws Exception {
if (uriResolver == null) {
uriResolver = new XsltUriResolver(exchange.getContext().getClassResolver(), null);
}
transformer.setURIResolver(uriResolver);
if (errorListener == null) {
// set our error listener so we can capture errors and report them back on the exchange
transformer.setErrorListener(new DefaultTransformErrorHandler(exchange));
} else {
// use custom error listener
transformer.setErrorListener(errorListener);
}
transformer.clearParameters();
addParameters(transformer, exchange.getProperties());
addParameters(transformer, exchange.getIn().getHeaders());
addParameters(transformer, getParameters());
transformer.setParameter("exchange", exchange);
transformer.setParameter("in", exchange.getIn());
transformer.setParameter("out", exchange.getOut());
}
protected void doTransform(
MuleMessage message, String outputEncoding, Source sourceDoc, Result result)
throws Exception {
DefaultErrorListener errorListener = new DefaultErrorListener(this);
javax.xml.transform.Transformer transformer = null;
try {
transformer = (javax.xml.transform.Transformer) transformerPool.borrowObject();
transformer.setErrorListener(errorListener);
transformer.setOutputProperty(OutputKeys.ENCODING, outputEncoding);
// set transformation parameters
if (contextProperties != null) {
for (Entry<String, Object> parameter : contextProperties.entrySet()) {
String key = parameter.getKey();
transformer.setParameter(
key, evaluateTransformParameter(key, parameter.getValue(), message));
}
}
transformer.transform(sourceDoc, result);
if (errorListener.isError()) {
throw errorListener.getException();
}
} finally {
if (transformer != null) {
// clear transformation parameters before returning transformer to the
// pool
transformer.clearParameters();
transformerPool.returnObject(transformer);
}
}
}
private List getOutputFileList(URL resource, File xmlSourceDirectory, Map parameters)
throws DocTransletException {
try {
List result;
OutputStream out = new ByteArrayOutputStream();
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
Document document = documentBuilder.newDocument();
DOMResult domResult = new DOMResult(document);
{
StreamSource source = new StreamSource(resource.toExternalForm());
TransformerFactory transformerFactory = TransformerFactory.newInstance();
Transformer transformer = (Transformer) transformerFactory.newTransformer(source);
transformer.clearParameters();
for (Iterator pit = parameters.keySet().iterator(); pit.hasNext(); ) {
String key = (String) pit.next();
String value = (String) parameters.get(key);
transformer.setParameter(key, value);
}
transformer.transform(
new StreamSource(new File(xmlSourceDirectory, "index.xml").getAbsolutePath()),
domResult);
}
{
NodeList nodeList = document.getElementsByTagName("outputfile");
result = new ArrayList(nodeList.getLength());
for (int i = 0; i < nodeList.getLength(); ++i) {
Element elem = (Element) nodeList.item(i);
String name = getTextContent(elem.getElementsByTagName("name").item(0));
String source =
(null != elem.getElementsByTagName("source").item(0))
? getTextContent(elem.getElementsByTagName("source").item(0))
: null;
String sheet =
(null != elem.getElementsByTagName("sheet").item(0))
? getTextContent(elem.getElementsByTagName("sheet").item(0))
: null;
String comment = getTextContent(elem.getElementsByTagName("comment").item(0));
String info = null;
if (elem.getElementsByTagName("info").getLength() > 0) {
if (null != elem.getElementsByTagName("info").item(0).getFirstChild()) {
info = getTextContent(elem.getElementsByTagName("info").item(0));
} else {
info = "";
}
}
result.add(new OutputFileInfo(name, source, sheet, comment, info));
}
}
return result;
} catch (TransformerFactoryConfigurationError e) {
throw new DocTransletException(e);
} catch (TransformerException e) {
throw new DocTransletException(e.getMessageAndLocation(), e);
} catch (ParserConfigurationException e) {
throw new DocTransletException(e);
}
}
public void apply(File xmlSourceDirectory, File targetDirectory, DocErrorReporter reporter)
throws DocTransletException {
PrintStream err = System.err;
try {
URL mainResourceURL =
classLoader == null
? ClassLoader.getSystemResource(mainResourceFilename)
: classLoader.getResource(mainResourceFilename);
if (null == mainResourceURL) {
throw new DocTransletException("Cannot find resource '" + mainResourceFilename + "'");
}
Map parameters = new HashMap();
parameters.put("gjdoc.xmldoclet.version", Driver.XMLDOCLET_VERSION);
parameters.put("gjdoc.option.nonavbar", xsltBoolean(options.nonavbar));
parameters.put("gjdoc.option.noindex", xsltBoolean(options.noindex));
parameters.put("gjdoc.option.notree", xsltBoolean(options.notree));
parameters.put("gjdoc.option.nocomment", xsltBoolean(options.nocomment));
parameters.put("gjdoc.option.nohelp", xsltBoolean(options.nohelp));
parameters.put("gjdoc.option.splitindex", xsltBoolean(options.splitindex));
parameters.put("gjdoc.option.linksource", xsltBoolean(options.linksource));
parameters.put("gjdoc.option.nodeprecatedlist", xsltBoolean(options.nodeprecatedlist));
parameters.put("gjdoc.option.uses", xsltBoolean(options.uses));
parameters.put("gjdoc.option.windowtitle", options.windowtitle);
parameters.put("gjdoc.option.helpfile", options.helpfile);
parameters.put("gjdoc.option.stylesheetfile", options.stylesheetfile);
parameters.put("gjdoc.option.header", options.header);
parameters.put("gjdoc.option.footer", options.footer);
parameters.put("gjdoc.option.bottom", options.bottom);
parameters.put("gjdoc.option.doctitle", options.doctitle);
List outputFileList = getOutputFileList(mainResourceURL, xmlSourceDirectory, parameters);
reporter.printNotice("Running DocTranslet...");
TransformerFactory transformerFactory = TransformerFactory.newInstance();
transformerFactory.setErrorListener(this);
boolean isLibxmlJ =
transformerFactory
.getClass()
.getName()
.equals("gnu.xml.libxmlj.transform.TransformerFactoryImpl");
for (Iterator it = outputFileList.iterator(); it.hasNext(); ) {
if (isLibxmlJ) {
System.gc();
Runtime.getRuntime().runFinalization();
}
OutputFileInfo fileInfo = (OutputFileInfo) it.next();
File targetFile = new File(targetDirectory, fileInfo.getName());
File packageTargetDir = getParentFile(targetFile);
if (!packageTargetDir.exists() && !packageTargetDir.mkdirs()) {
throw new DocTransletException(
"Target directory " + packageTargetDir + " does not exist and cannot be created.");
}
if (options.linksource) {
File sourceTargetDirectory = new File(targetDirectory, "src-html");
File sourceTargetFile = new File(sourceTargetDirectory, fileInfo.getName());
File sourcePackageTargetDir = getParentFile(sourceTargetFile);
if (!sourcePackageTargetDir.exists() && !sourcePackageTargetDir.mkdirs()) {
throw new DocTransletException(
"Target directory " + packageTargetDir + " does not exist and cannot be created.");
}
}
if (options.uses) {
File usesTargetDirectory = new File(targetDirectory, "class-use");
File usesTargetFile = new File(usesTargetDirectory, fileInfo.getName());
File usesPackageTargetDir = getParentFile(usesTargetFile);
if (!usesPackageTargetDir.exists() && !usesPackageTargetDir.mkdirs()) {
throw new DocTransletException(
"Target directory " + packageTargetDir + " does not exist and cannot be created.");
}
}
if (null != fileInfo.getSource()) {
reporter.printNotice("Copying " + fileInfo.getComment() + "...");
InputStream in = new URL(mainResourceURL, fileInfo.getSource()).openStream();
FileOutputStream out = new FileOutputStream(targetFile.getAbsolutePath());
IOToolkit.copyStream(in, out);
in.close();
out.close();
} else {
reporter.printNotice("Generating " + fileInfo.getComment() + "...");
String pathToRoot = "";
for (File file = getParentFile(targetFile);
!equalsFile(file, targetDirectory);
file = getParentFile(file)) {
pathToRoot += "../";
}
StreamResult out = new StreamResult(targetFile.getAbsolutePath());
StreamSource in =
new StreamSource(new File(xmlSourceDirectory, "index.xml").getAbsolutePath());
URL resource = new URL(mainResourceURL, fileInfo.getSheet());
StreamSource xsltSource = new StreamSource(resource.toExternalForm());
if (null != fileInfo.getInfo()) {
parameters.put("gjdoc.outputfile.info", fileInfo.getInfo());
}
parameters.put("gjdoc.pathtoroot", pathToRoot);
Transformer transformer;
transformer = (Transformer) transformerMap.get(xsltSource.getSystemId());
if (null == transformer) {
transformer = transformerFactory.newTransformer(xsltSource);
if (cacheXSLTSheets) {
transformerMap.put(xsltSource.getSystemId(), transformer);
}
}
transformer.clearParameters();
for (Iterator pit = parameters.keySet().iterator(); pit.hasNext(); ) {
String key = (String) pit.next();
String value = (String) parameters.get(key);
transformer.setParameter(key, value);
}
transformer.setErrorListener(this);
DocErrorReporterOutputStream errorReporterOut =
new DocErrorReporterOutputStream(reporter);
System.setErr(new PrintStream(errorReporterOut));
transformer.transform(in, out);
errorReporterOut.flush();
}
}
} catch (MalformedURLException e) {
throw new DocTransletException(e);
} catch (TransformerFactoryConfigurationError e) {
throw new DocTransletException(e);
} catch (TransformerException e) {
throw new DocTransletException(e.getMessageAndLocation(), e);
} catch (IOException e) {
throw new DocTransletException(e);
} finally {
System.setErr(err);
}
}
public void clearParameters() {
transformer.clearParameters();
}
