Example usage for org.xml.sax XMLReader setDTDHandler

Introduction

In this page you can find the example usage for org.xml.sax XMLReader setDTDHandler.

Prototype

public void setDTDHandler(DTDHandler handler);

Source Link

Document

Allow an application to register a DTD event handler.

Usage

From source file:org.jbuiltDemo.managed.view.Xhtml2Jbuilt.java

public Xhtml2Jbuilt() throws Exception {
    factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);/*from   w ww .j  a v a 2 s  .co m*/
    factory.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
    factory.setFeature("http://xml.org/sax/features/validation", false);
    factory.setValidating(false);

    parser = factory.newSAXParser();
    XMLReader reader = parser.getXMLReader();
    reader.setDTDHandler(this);
    reader.setContentHandler(this);
    reader.setProperty("http://xml.org/sax/properties/lexical-handler", this);
    reader.setErrorHandler(this);
    reader.setEntityResolver(this);
}

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From source file:org.pentaho.reporting.libraries.xmlns.parser.AbstractXmlResourceFactory.java

/**
 * Creates a resource by interpreting the data given in the resource-data object. If additional datastreams need to be
 * parsed, the provided resource manager should be used. This method parses the given resource-data as XML stream.
 *
 * @param manager the resource manager used for all resource loading.
 * @param data    the resource-data from where the binary data is read.
 * @param context the resource context used to resolve relative resource paths.
 * @return the parsed result, never null.
 * @throws ResourceCreationException if the resource could not be parsed due to syntaxctial or logical errors in the
 *                                   data.
 * @throws ResourceLoadingException  if the resource could not be accessed from the physical storage.
 *///from   w  w  w. j  a  v  a 2  s. c  o m
public Resource create(final ResourceManager manager, final ResourceData data, final ResourceKey context)
        throws ResourceCreationException, ResourceLoadingException {
    try {
        final SAXParser parser = getParser();

        final XMLReader reader = parser.getXMLReader();
        final XmlFactoryModule[] rootHandlers = getModules();
        if (rootHandlers.length == 0) {
            throw new ResourceCreationException(
                    "There are no root-handlers registered for the factory for type " + getFactoryType());
        }

        final ResourceDataInputSource input = new ResourceDataInputSource(data, manager);

        final ResourceKey contextKey;
        final long version;
        final ResourceKey targetKey = data.getKey();
        if (context == null) {
            contextKey = targetKey;
            version = data.getVersion(manager);
        } else {
            contextKey = context;
            version = -1;
        }

        final RootXmlReadHandler handler = createRootHandler(manager, targetKey, rootHandlers, contextKey,
                version);

        final DefaultConfiguration parserConfiguration = handler.getParserConfiguration();
        final URL value = manager.toURL(contextKey);
        if (value != null) {
            parserConfiguration.setConfigProperty(CONTENTBASE_KEY, value.toExternalForm());
        }

        configureReader(reader, handler);
        reader.setContentHandler(handler);
        reader.setDTDHandler(handler);
        reader.setEntityResolver(handler.getEntityResolver());
        reader.setErrorHandler(getErrorHandler());

        final Map parameters = targetKey.getFactoryParameters();
        final Iterator it = parameters.keySet().iterator();
        while (it.hasNext()) {
            final Object o = it.next();
            if (o instanceof FactoryParameterKey) {
                final FactoryParameterKey fpk = (FactoryParameterKey) o;
                handler.setHelperObject(fpk.getName(), parameters.get(fpk));
            }
        }

        reader.parse(input);

        final Object createdProduct = finishResult(handler.getResult(), manager, data, contextKey);
        handler.getDependencyCollector().add(targetKey, data.getVersion(manager));
        return createResource(targetKey, handler, createdProduct, getFactoryType());
    } catch (ParserConfigurationException e) {
        throw new ResourceCreationException("Unable to initialize the XML-Parser", e);
    } catch (SAXException e) {
        throw new ResourceCreationException("Unable to parse the document: " + data.getKey(), e);
    } catch (IOException e) {
        throw new ResourceLoadingException("Unable to read the stream from document: " + data.getKey(), e);
    }
}

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From source file:org.pentaho.reporting.libraries.xmlns.parser.AbstractXmlResourceFactory.java

/**
 * A method to allow to invoke the parsing without accessing the LibLoader layer. The data to be parsed is held in the
 * given InputSource object./* w ww .j  av a2s .  co m*/
 *
 * @param manager    the resource manager used for all resource loading.
 * @param input      the raw-data given as SAX-InputSource.
 * @param context    the resource context used to resolve relative resource paths.
 * @param parameters the parse parameters.
 * @return the parsed result, never null.
 * @throws ResourceCreationException    if the resource could not be parsed due to syntaxctial or logical errors in
 *                                      the data.
 * @throws ResourceLoadingException     if the resource could not be accessed from the physical storage.
 * @throws ResourceKeyCreationException if creating the context key failed.
 */
public Object parseDirectly(final ResourceManager manager, final InputSource input, final ResourceKey context,
        final Map parameters)
        throws ResourceKeyCreationException, ResourceCreationException, ResourceLoadingException {
    try {
        final SAXParser parser = getParser();

        final XMLReader reader = parser.getXMLReader();

        final ResourceKey targetKey = manager.createKey(EMPTY_DATA);
        final ResourceKey contextKey;
        if (context == null) {
            contextKey = targetKey;
        } else {
            contextKey = context;
        }

        final XmlFactoryModule[] rootHandlers = getModules();
        final RootXmlReadHandler handler = createRootHandler(manager, targetKey, rootHandlers, contextKey, -1);

        final DefaultConfiguration parserConfiguration = handler.getParserConfiguration();
        final URL value = manager.toURL(contextKey);
        if (value != null) {
            parserConfiguration.setConfigProperty(CONTENTBASE_KEY, value.toExternalForm());
        }

        configureReader(reader, handler);
        reader.setContentHandler(handler);
        reader.setDTDHandler(handler);
        reader.setEntityResolver(handler.getEntityResolver());
        reader.setErrorHandler(getErrorHandler());

        final Iterator it = parameters.keySet().iterator();
        while (it.hasNext()) {
            final Object o = it.next();
            if (o instanceof FactoryParameterKey) {
                final FactoryParameterKey fpk = (FactoryParameterKey) o;
                handler.setHelperObject(fpk.getName(), parameters.get(fpk));
            }
        }

        reader.parse(input);

        return finishResult(handler.getResult(), manager, new RawResourceData(targetKey), contextKey);
    } catch (ParserConfigurationException e) {
        throw new ResourceCreationException("Unable to initialize the XML-Parser", e);
    } catch (SAXException e) {
        throw new ResourceCreationException("Unable to parse the document", e);
    } catch (IOException e) {
        throw new ResourceLoadingException("Unable to read the stream", e);
    }

}

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