Examples with XMLReader org.xml.sax.XMLReader used on opensource projects

Example 76 with XMLReader

use of org.xml.sax.XMLReader in project ddf by codice.

the class XacmlClient method addNamespaceAndPrefixes.

/**
     * Adds namespaces and namespace prefixes to the XACML response returned by the XACML PDP. The
     * XACML PDP returns a response with no namespaces, so we need to add them to unmarshal the
     * response.
     *
     * @param xacmlResponse The XACML response as a string.
     * @return DOM representation of the XACML response with namespaces and namespace prefixes.
     * @throws PdpException
     */
private DOMResult addNamespaceAndPrefixes(String xacmlResponse) throws PdpException {
    XMLReader xmlReader = null;
    try {
        XMLReader xmlParser = XMLReaderFactory.createXMLReader();
        xmlParser.setFeature("http://xml.org/sax/features/external-general-entities", false);
        xmlParser.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
        xmlParser.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
        xmlReader = new XMLFilterImpl(xmlParser) {

            @Override
            public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
                super.startElement(XACML30_NAMESPACE, localName, XACML_PREFIX + ":" + qName, attributes);
            }

            @Override
            public void endElement(String uri, String localName, String qName) throws SAXException {
                super.endElement(XACML30_NAMESPACE, localName, XACML_PREFIX + ":" + qName);
            }
        };
    } catch (SAXException e) {
        String message = "Unable to read XACML response:\n" + xacmlResponse;
        LOGGER.info(message);
        throw new PdpException(message, e);
    }
    DOMResult domResult;
    ClassLoader tccl = Thread.currentThread().getContextClassLoader();
    Thread.currentThread().setContextClassLoader(XacmlClient.class.getClassLoader());
    try {
        TransformerFactory transformerFactory = TransformerFactory.newInstance();
        domResult = new DOMResult();
        Transformer transformer = transformerFactory.newTransformer();
        transformer.transform(new SAXSource(xmlReader, new InputSource(new StringReader(xacmlResponse))), domResult);
    } catch (TransformerException e) {
        String message = "Unable to transform XACML response:\n" + xacmlResponse;
        LOGGER.info(message);
        throw new PdpException(message, e);
    } finally {
        Thread.currentThread().setContextClassLoader(tccl);
    }
    return domResult;
}

Example 77 with XMLReader

use of org.xml.sax.XMLReader in project android_frameworks_base by crdroidandroid.

the class Xml method parse.

/**
     * Parses xml from the given reader and fires events on the given SAX
     * handler.
     */
public static void parse(Reader in, ContentHandler contentHandler) throws IOException, SAXException {
    XMLReader reader = new ExpatReader();
    reader.setContentHandler(contentHandler);
    reader.parse(new InputSource(in));
}

Example 78 with XMLReader

use of org.xml.sax.XMLReader in project android_frameworks_base by crdroidandroid.

the class Xml method parse.

/**
     * Parses the given xml string and fires events on the given SAX handler.
     */
public static void parse(String xml, ContentHandler contentHandler) throws SAXException {
    try {
        XMLReader reader = new ExpatReader();
        reader.setContentHandler(contentHandler);
        reader.parse(new InputSource(new StringReader(xml)));
    } catch (IOException e) {
        throw new AssertionError(e);
    }
}

Example 79 with XMLReader

use of org.xml.sax.XMLReader in project android_frameworks_base by crdroidandroid.

the class Xml method parse.

/**
     * Parses xml from the given input stream and fires events on the given SAX
     * handler.
     */
public static void parse(InputStream in, Encoding encoding, ContentHandler contentHandler) throws IOException, SAXException {
    XMLReader reader = new ExpatReader();
    reader.setContentHandler(contentHandler);
    InputSource source = new InputSource(in);
    source.setEncoding(encoding.expatName);
    reader.parse(source);
}

Example 80 with XMLReader

use of org.xml.sax.XMLReader in project bnd by bndtools.

the class TestSAXFilters method testMergeInconsistentRoots.

public void testMergeInconsistentRoots() throws Exception {
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    MergeContentFilter merger = new MergeContentFilter();
    XMLReader reader = SAXUtil.buildPipeline(new StreamResult(output), merger);
    try {
        reader.parse(new InputSource(new ByteArrayInputStream(SAMPLE1.getBytes())));
        reader.parse(new InputSource(new ByteArrayInputStream(SAMPLE3.getBytes())));
        fail("Should throw exception for inconsistent roots");
    } catch (SAXException e) {
    }
}