/**
 * Create a transformer from a stylesheet
 *
 * @param source DOMSource
 *
 * @return the Transformer
 */
public static Transformer createTransformer(DOMSource source)
{
  if(log.isDebugEnabled())
  {
    log.debug("createTransformer(DOMSource " + source + ")");
  }

  Transformer transformer = null;
  TransformerFactory transformerFactory = TransformerFactory.newInstance();
  URIResolver resolver = new URIResolver();
  transformerFactory.setURIResolver(resolver);

  try
  {
    transformer = transformerFactory.newTransformer(source);
  }
  catch(TransformerConfigurationException e)
  {
    log.error(e.getMessage(), e);
  }

  return transformer;

}
 

/**
 * Makes a list of templates from a series of xsltProcessors that applies those xsltProcessors
 * in order.
 * @param templateList The series of xsltProcessors used to construct the
 * filter.
 * @throws BuildException If no xsltProcessors are specified.
 */
List<Templates> makeTemplates(List<CCGBankTaskTemplates> templateList)
		throws FileNotFoundException,TransformerConfigurationException {
	List<Templates> l = new ArrayList<Templates>();
	
	for(CCGBankTaskTemplates taskTemplates : templateList) {
		for(File f : taskTemplates) {
			StreamSource ss = new StreamSource(
				new BufferedInputStream(new FileInputStream(f)));
			ss.setSystemId(f);
			
			l.add(transformerFactory.newTemplates(ss));				
		}
	}
	
	return Collections.unmodifiableList(l);
}
 

/**
 * javax.xml.transform.sax.TransformerFactory implementation.
 * Create a Transformer object that copies the input document to the result.
 *
 * @return A Transformer object that simply copies the source to the result.
 * @throws TransformerConfigurationException
 */
@Override
public Transformer newTransformer()
    throws TransformerConfigurationException
{
    TransformerImpl result = new TransformerImpl(new Properties(),
        _indentNumber, this);
    if (_uriResolver != null) {
        result.setURIResolver(_uriResolver);
    }

    if (!_isNotSecureProcessing) {
        result.setSecureProcessing(true);
    }
    return result;
}
 

/**
 * Returns properly configured (e.g. security features) factory
 * - securityProcessing == is set based on security processing property, default is true
 */
public static TransformerFactory createTransformerFactory(boolean disableSecureProcessing) throws IllegalStateException {
    try {
        TransformerFactory factory = TransformerFactory.newInstance();
        if (LOGGER.isLoggable(Level.FINE)) {
            LOGGER.log(Level.FINE, "TransformerFactory instance: {0}", factory);
        }
        factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, !isXMLSecurityDisabled(disableSecureProcessing));
        return factory;
    } catch (TransformerConfigurationException ex) {
        LOGGER.log(Level.SEVERE, null, ex);
        throw new IllegalStateException( ex);
    } catch (AbstractMethodError er) {
        LOGGER.log(Level.SEVERE, null, er);
        throw new IllegalStateException(Messages.INVALID_JAXP_IMPLEMENTATION.format(), er);
    }
}
 

public CejshBuilder(CejshConfig config, ExportOptions options)
        throws TransformerConfigurationException, ParserConfigurationException, XPathExpressionException {
    this.gcalendar = new GregorianCalendar(UTC);
    this.logLevel = config.getLogLevel();
    this.options = options;
    TransformerFactory xslFactory = TransformerFactory.newInstance();
    tranformationErrorHandler = new TransformErrorListener();
    bwmetaXsl = xslFactory.newTransformer(new StreamSource(config.getCejshXslUrl()));
    if (bwmetaXsl == null) {
        throw new TransformerConfigurationException("Cannot load XSL: " + config.getCejshXslUrl());
    }
    bwmetaXsl.setOutputProperty(OutputKeys.INDENT, "yes");
    bwmetaXsl.setErrorListener(tranformationErrorHandler);
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setNamespaceAware(true);
    db = dbf.newDocumentBuilder();
    XPathFactory xPathFactory = ProarcXmlUtils.defaultXPathFactory();
    XPath xpath = xPathFactory.newXPath();
    xpath.setNamespaceContext(new SimpleNamespaceContext().add("m", ModsConstants.NS));
    issnPath = xpath.compile("m:mods/m:identifier[@type='issn' and not(@invalid)]");
    partNumberPath = xpath.compile("m:mods/m:titleInfo/m:partNumber");
    dateIssuedPath = xpath.compile("m:mods/m:originInfo/m:dateIssued");
    reviewedArticlePath = xpath.compile("m:mods/m:genre[text()='article' and @type='peer-reviewed']");
}
 

/**
 * Create a Transformer object that copies the input document to the
 * result. Uses the com.sun.org.apache.xalan.internal.processor.TransformerFactory.
 * @return A Transformer object.
 */
public Transformer newTransformer()
    throws TransformerConfigurationException
{
    if (_xalanFactory == null) {
        createXalanTransformerFactory();
    }
    if (_errorlistener != null) {
        _xalanFactory.setErrorListener(_errorlistener);
    }
    if (_uriresolver != null) {
        _xalanFactory.setURIResolver(_uriresolver);
    }
    _currFactory = _xalanFactory;
    return _currFactory.newTransformer();
}
 

public XMLFilter newXMLFilter(Templates templates)
    throws TransformerConfigurationException {
    try {
        return new com.sun.org.apache.xalan.internal.xsltc.trax.TrAXFilter(templates);
    }
    catch(TransformerConfigurationException e1) {
        if (_xsltcFactory == null) {
            createXSLTCTransformerFactory();
        }
        ErrorListener errorListener = _xsltcFactory.getErrorListener();
        if(errorListener != null) {
            try {
                errorListener.fatalError(e1);
                return null;
            }
            catch( TransformerException e2) {
                new TransformerConfigurationException(e2);
            }
        }
        throw e1;
    }
}
 

/**
 * Load the {@link Templates} instance for the stylesheet at the configured location.
 */
private Templates loadTemplates() throws ApplicationContextException {
	Source stylesheetSource = getStylesheetSource();
	try {
		Templates templates = this.transformerFactory.newTemplates(stylesheetSource);
		if (logger.isDebugEnabled()) {
			logger.debug("Loading templates '" + templates + "'");
		}
		return templates;
	}
	catch (TransformerConfigurationException ex) {
		throw new ApplicationContextException("Can't load stylesheet from '" + getUrl() + "'", ex);
	}
	finally {
		closeSourceIfNecessary(stylesheetSource);
	}
}
 

/** Returns a new transformer for the compiled XSL templates 
 */
public static Transformer getTransformer(Templates templates) throws TransformerConfigurationException {
    Transformer tf = factory.newTransformerHandler(templates).getTransformer();

    // In debug mode, add a TraceListener to log stylesheet execution
    if (LOGGER.isDebugEnabled()) {
        try {
            TraceManager tm = ((org.apache.xalan.transformer.TransformerImpl) tf).getTraceManager();
            tm.addTraceListener(new MCRTraceListener());

        } catch (Exception ex) {
            LOGGER.warn(ex);
        }
    }

    return tf;
}
 

public Templates parseTemplates(Source source) throws TransformerConfigurationException, SAXException, IOException {
    InputSource inputSource = SAXSource.sourceToInputSource(source);
    if (inputSource == null) {
        throw new RuntimeException("Unable convert to Input Source");
    }

    SAXTransformerFactory saxTransformerFactory = createFeaturedSaxTransformerFactory();
    TemplatesHandler templateHandler = saxTransformerFactory.newTemplatesHandler();
    XMLReader xmlReader = XMLReaderFactory.createXMLReader();
    if (resolver != null) {
        xmlReader.setEntityResolver(resolver);
    }
    xmlReader.setContentHandler(templateHandler);

    xmlReader.parse(inputSource);

    Templates templates = templateHandler.getTemplates();
    if (templates == null) {
        throw new RuntimeException("Unable create templates from given source");
    }
    return templates;
}
 

/**
 * javax.xml.transform.sax.SAXTransformerFactory implementation.
 * Create an XMLFilter that uses the given source as the
 * transformation instructions.
 *
 * @param templates The source of the transformation instructions.
 * @return An XMLFilter object, or null if this feature is not supported.
 * @throws TransformerConfigurationException
 */
@Override
public XMLFilter newXMLFilter(Templates templates)
    throws TransformerConfigurationException
{
    try {
        return new com.sun.org.apache.xalan.internal.xsltc.trax.TrAXFilter(templates);
    }
    catch (TransformerConfigurationException e1) {
        if (_errorListener != null) {
            try {
                _errorListener.fatalError(e1);
                return null;
            }
            catch (TransformerException e2) {
                new TransformerConfigurationException(e2);
            }
        }
        throw e1;
    }
}
 

/**
 * Get a TransformerHandler object that can process SAX ContentHandler
 * events based on a copy transformer.
 * Uses com.sun.org.apache.xalan.internal.processor.TransformerFactory.
 */
public TransformerHandler newTransformerHandler()
    throws TransformerConfigurationException
{
    if (_xalanFactory == null) {
        createXalanTransformerFactory();
    }
    if (_errorlistener != null) {
        _xalanFactory.setErrorListener(_errorlistener);
    }
    if (_uriresolver != null) {
        _xalanFactory.setURIResolver(_uriresolver);
    }
    return _xalanFactory.newTransformerHandler();
}
 

@Override
protected void marshalToOutputStream(Marshaller ms, Object obj, OutputStream os,
                                     Annotation[] anns, MediaType mt)
    throws Exception {

    Templates t = createTemplates(getOutTemplates(anns, mt), outParamsMap, outProperties);
    if (t == null && supportJaxbOnly) {
        super.marshalToOutputStream(ms, obj, os, anns, mt);
        return;
    }
    org.apache.cxf.common.jaxb.JAXBUtils.setMinimumEscapeHandler(ms);
    TransformerHandler th = null;
    try {
        th = factory.newTransformerHandler(t);
    } catch (TransformerConfigurationException ex) {
        TemplatesImpl ti = (TemplatesImpl)t;
        th = factory.newTransformerHandler(ti.getTemplates());
        this.trySettingProperties(th, ti);
    }
    Result result = getStreamResult(os, anns, mt);
    if (systemId != null) {
        result.setSystemId(systemId);
    }
    th.setResult(result);

    if (getContext() == null) {
        th.startDocument();
    }
    ms.marshal(obj, th);
    if (getContext() == null) {
        th.endDocument();
    }
}
 

/**
 * javax.xml.transform.sax.SAXTransformerFactory implementation.
 * Get a TemplatesHandler object that can process SAX ContentHandler
 * events into a Templates object.
 *
 * @return A TemplatesHandler object that can handle SAX events
 * @throws TransformerConfigurationException
 */
@Override
public TemplatesHandler newTemplatesHandler()
    throws TransformerConfigurationException
{
    final TemplatesHandlerImpl handler =
        new TemplatesHandlerImpl(_indentNumber, this);
    if (_uriResolver != null) {
        handler.setURIResolver(_uriResolver);
    }
    return handler;
}
 

/**
 * Get a TemplatesHandler object that can process SAX ContentHandler
 * events into a Templates object. Uses the
 * com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactory.
 */
public TemplatesHandler newTemplatesHandler()
    throws TransformerConfigurationException
{
    if (_xsltcFactory == null) {
        createXSLTCTransformerFactory();
    }
    if (_errorlistener != null) {
        _xsltcFactory.setErrorListener(_errorlistener);
    }
    if (_uriresolver != null) {
        _xsltcFactory.setURIResolver(_uriresolver);
    }
    return _xsltcFactory.newTemplatesHandler();
}
 

/**
 * Get a TransformerHandler object that can process SAX ContentHandler
 * events based on a transformer specified by the stylesheet Source.
 * Uses com.sun.org.apache.xalan.internal.processor.TransformerFactory.
 */
public TransformerHandler newTransformerHandler(Source src)
    throws TransformerConfigurationException
{
    if (_xalanFactory == null) {
        createXalanTransformerFactory();
    }
    if (_errorlistener != null) {
        _xalanFactory.setErrorListener(_errorlistener);
    }
    if (_uriresolver != null) {
        _xalanFactory.setURIResolver(_uriresolver);
    }
    return _xalanFactory.newTransformerHandler(src);
}
 

/**
 * Implements JAXP's Templates.getOutputProperties(). We need to
 * instanciate a translet to get the output settings, so
 * we might as well just instanciate a Transformer and use its
 * implementation of this method.
 */
public synchronized Properties getOutputProperties() {
    try {
        return newTransformer().getOutputProperties();
    }
    catch (TransformerConfigurationException e) {
        return null;
    }
}
 

private static TransformerFactory transformerFactory() throws TransformerConfigurationException {
    TransformerFactory factory = TransformerFactory.newInstance();
    factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
    if (factory.getFeature(XMLConstants.ACCESS_EXTERNAL_DTD)) {
        factory.setFeature(XMLConstants.ACCESS_EXTERNAL_DTD, false);
    }
    return factory;
}
 

private Transformer getTransformer() throws TransformerFactoryConfigurationError, TransformerConfigurationException {
    final TransformerFactory transformerFactory = TransformerFactory.newInstance();
    Transformer transformer = transformerFactory.newTransformer();
    transformer.setOutputProperty(OutputKeys.INDENT, YES_PROPERTY_VALUE); // insert newlines
    transformer.setOutputProperty(OutputKeys.METHOD, METHOD_PROPERTY_VALUE);
    transformer.setOutputProperty(OutputKeys.VERSION, VERSION_PROPERTY_VALUE);
    transformer.setOutputProperty(OutputKeys.ENCODING, ENCODING_PROPERTY_VALUE);
    transformer.setOutputProperty(OutputKeys.STANDALONE, YES_PROPERTY_VALUE);
    return transformer;
}
 

/**
 * javax.xml.transform.sax.SAXTransformerFactory implementation.
 * Get a TransformerHandler object that can process SAX ContentHandler
 * events into a Result, based on the transformation instructions
 * specified by the argument.
 *
 * @param src The source of the transformation instructions.
 * @return A TransformerHandler object that can handle SAX events
 * @throws TransformerConfigurationException
 */
@Override
public TransformerHandler newTransformerHandler(Source src)
    throws TransformerConfigurationException
{
    final Transformer transformer = newTransformer(src);
    if (_uriResolver != null) {
        transformer.setURIResolver(_uriResolver);
    }
    return new TransformerHandlerImpl((TransformerImpl) transformer);
}
 

/**
 * Helper method to write a pretty-printed build xml file
 * @param buildXMLFile
 * @param doc
 * @throws TransformerFactoryConfigurationError
 * @throws TransformerConfigurationException
 * @throws TransformerException
 */
private static void writeBuildFile(File buildXMLFile, Document doc) throws TransformerFactoryConfigurationError, TransformerConfigurationException, TransformerException {
	TransformerFactory transformerFactory = TransformerFactory.newInstance();
	Transformer transformer = transformerFactory.newTransformer();
	transformer.setOutputProperty(OutputKeys.INDENT, "yes");
	transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
	DOMSource source = new DOMSource(doc);
	StreamResult result = new StreamResult(buildXMLFile);
	transformer.transform(source, result);
}
 

public TransformerChain buildChain() throws TransformerConfigurationException {
	TransformerHandler[] handlers = new TransformerHandler[templates.length];
	
	for (int i = templates.length - 1; i >= 0; i--) {
		handlers[i] = factory.newTransformerHandler(templates[i]);
		if (i < templates.length - 1)
			handlers[i].setResult(new SAXResult(handlers[i + 1]));
	}
	
	return new TransformerChain(handlers[0], handlers[handlers.length - 1]);
}
 

/**
 * Implements JAXP's Templates.getOutputProperties(). We need to
 * instanciate a translet to get the output settings, so
 * we might as well just instanciate a Transformer and use its
 * implementation of this method.
 */
public synchronized Properties getOutputProperties() {
    try {
        return newTransformer().getOutputProperties();
    }
    catch (TransformerConfigurationException e) {
        return null;
    }
}
 

@PostConstruct
private void init() throws IOException, TransformerConfigurationException {
    translationTemplateBundleDao = dataStorageService.getDao(TranslationTemplateBundleDto.class);
    testObjectTypeDao = dataStorageService.getDao(TestObjectTypeDto.class);
    tagDao = dataStorageService.getDao(TagDto.class);

    testItemTypeDao = dataStorageService.getDao(TestItemTypeDto.class);
    componentDao = dataStorageService.getDao(ComponentDto.class);

    streaming.prepareCache(tagDao, new SimpleFilter());
    streaming.prepareCache(translationTemplateBundleDao, new SimpleFilter());
    logger.info("Meta Type controller initialized");
}
 

/**
 * javax.xml.transform.sax.SAXTransformerFactory implementation.
 * Get a TransformerHandler object that can process SAX ContentHandler
 * events into a Result. This method will return a pure copy transformer.
 *
 * @return A TransformerHandler object that can handle SAX events
 * @throws TransformerConfigurationException
 */
@Override
public TransformerHandler newTransformerHandler()
    throws TransformerConfigurationException
{
    final Transformer transformer = newTransformer();
    if (_uriResolver != null) {
        transformer.setURIResolver(_uriResolver);
    }
    return new TransformerHandlerImpl((TransformerImpl) transformer);
}
 

public static String documentToString(Document doc)
    throws ParserConfigurationException, TransformerConfigurationException, TransformerException {
  StringWriter stringWriter = new StringWriter();
  DOMSource source = new DOMSource(doc);
  StreamResult result = new StreamResult(stringWriter);
  Transformer transformer = getTransformerFactory().newTransformer();
  transformer.transform(source, result);
  return stringWriter.toString();
}
 

@MCRCommand(syntax = "generate md5 file report in directory {0}",
    help = "generates XML a report over all content stores about failed md5 checks and write it in directory {0}")
public static void writeFileMD5Report(String targetDirectory) throws IOException, SAXException,
    TransformerConfigurationException {
    File targetDir = getDirectory(targetDirectory);
    FSNodeChecker checker = new MD5Checker();
    writeReport(targetDir, checker);
}
 

/**
 * Get a TransformerHandler object that can process SAX ContentHandler
 * events based on a transformer specified by the stylesheet Source.
 * Uses com.sun.org.apache.xalan.internal.processor.TransformerFactory.
 */
public TransformerHandler newTransformerHandler(Source src)
    throws TransformerConfigurationException
{
    if (_xalanFactory == null) {
        createXalanTransformerFactory();
    }
    if (_errorlistener != null) {
        _xalanFactory.setErrorListener(_errorlistener);
    }
    if (_uriresolver != null) {
        _xalanFactory.setURIResolver(_uriresolver);
    }
    return _xalanFactory.newTransformerHandler(src);
}
 

public void configure() throws ConfigurationException {
	super.configure();
	if (!isSoap()) {
		throw new ConfigurationException(getLogPrefix() + "soap must be true");
	}
	try {
		bisUtils = BisUtils.getInstance();
		bisErrorTp = TransformerPool.getInstance(XmlUtils.createXPathEvaluatorSource(bisUtils.getSoapNamespaceDefs() + "\n" + bisUtils.getBisNamespaceDefs(), (isResultInPayload() ? bisUtils.getBisErrorXPath() : bisUtils.getOldBisErrorXPath()), "text"));
		responseTp = TransformerPool.getInstance(XmlUtils.createXPathEvaluatorSource(StringUtils.isNotEmpty(getResponseNamespaceDefs()) ? bisUtils.getSoapNamespaceDefs() + "\n" + getResponseNamespaceDefs() : bisUtils.getSoapNamespaceDefs(), StringUtils.isNotEmpty(getResponseXPath()) ? bisUtils.getSoapBodyXPath() + "/" + getResponseXPath() : bisUtils.getSoapBodyXPath() + "/*", "xml"));
		bisErrorListTp = TransformerPool.getInstance(XmlUtils.createXPathEvaluatorSource(bisUtils.getSoapNamespaceDefs() + "\n" + bisUtils.getBisNamespaceDefs(), (isResultInPayload() ? bisUtils.getBisErrorListXPath() : bisUtils.getOldBisErrorListXPath()), "xml"));
	} catch (TransformerConfigurationException e) {
		throw new ConfigurationException(getLogPrefix() + "cannot create transformer", e);
	}
}
 

/**
 * This method can be over-ridden by a class that extends this one.
 * @param handler The calling StylesheetHandler/TemplatesBuilder.
 */
protected Stylesheet getStylesheetRoot(StylesheetHandler handler) throws TransformerConfigurationException
{
  StylesheetRoot stylesheet;
  stylesheet = new StylesheetRoot(handler.getSchema(), handler.getStylesheetProcessor().getErrorListener());
  
  if (handler.getStylesheetProcessor().isSecureProcessing())
    stylesheet.setSecureProcessing(true);
  
  return stylesheet;
}