Example usage for javax.xml.parsers SAXParserFactory newInstance

List of usage examples for javax.xml.parsers SAXParserFactory newInstance

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Introduction

In this page you can find the example usage for javax.xml.parsers SAXParserFactory newInstance.

Prototype


public static SAXParserFactory newInstance()

Source Link

Document

Obtain a new instance of a SAXParserFactory .

Usage

From source file:org.apache.fop.fo.extensions.svg.SVGElementMapping.java

/**
 * Returns the fully qualified classname of an XML parser for
 * Batik classes that apparently need it (error messages, perhaps)
 * @return an XML parser classname//  w  ww. j a va2  s  . c  o m
 */
private String getAParserClassName() {
    try {
        SAXParserFactory factory = SAXParserFactory.newInstance();
        return factory.newSAXParser().getXMLReader().getClass().getName();
    } catch (Exception e) {
        return null;
    }
}

From source file:org.apache.fop.fotreetest.FOTreeTestCase.java

/**
 * Runs a test./* w  ww .ja  v  a 2s  .c  o  m*/
 * @throws Exception if a test or FOP itself fails
 */
@Test
public void runTest() throws Exception {
    try {
        ResultCollector collector = ResultCollector.getInstance();
        collector.reset();

        SAXParserFactory spf = SAXParserFactory.newInstance();
        spf.setNamespaceAware(true);
        spf.setValidating(false);
        SAXParser parser = spf.newSAXParser();
        XMLReader reader = parser.getXMLReader();

        // Resetting values modified by processing instructions
        fopFactory.setBreakIndentInheritanceOnReferenceAreaBoundary(
                FopFactoryConfigurator.DEFAULT_BREAK_INDENT_INHERITANCE);
        fopFactory.setSourceResolution(FopFactoryConfigurator.DEFAULT_SOURCE_RESOLUTION);

        FOUserAgent ua = fopFactory.newFOUserAgent();
        ua.setBaseURL(testFile.getParentFile().toURI().toURL().toString());
        ua.setFOEventHandlerOverride(new DummyFOEventHandler(ua));
        ua.getEventBroadcaster().addEventListener(new ConsoleEventListenerForTests(testFile.getName()));

        // Used to set values in the user agent through processing instructions
        reader = new PIListener(reader, ua);

        Fop fop = fopFactory.newFop(ua);

        reader.setContentHandler(fop.getDefaultHandler());
        reader.setDTDHandler(fop.getDefaultHandler());
        reader.setErrorHandler(fop.getDefaultHandler());
        reader.setEntityResolver(fop.getDefaultHandler());
        try {
            reader.parse(testFile.toURI().toURL().toExternalForm());
        } catch (Exception e) {
            collector.notifyError(e.getLocalizedMessage());
            throw e;
        }

        List<String> results = collector.getResults();
        if (results.size() > 0) {
            for (int i = 0; i < results.size(); i++) {
                System.out.println((String) results.get(i));
            }
            throw new IllegalStateException((String) results.get(0));
        }
    } catch (Exception e) {
        org.apache.commons.logging.LogFactory.getLog(this.getClass()).info("Error on " + testFile.getName());
        throw e;
    }
}

From source file:org.apache.fop.image.loader.batik.PreloaderSVG.java

/**
 * Returns the fully qualified classname of an XML parser for
 * Batik classes that apparently need it (error messages, perhaps)
 * @return an XML parser classname/*from  w  w w .jav a 2  s .com*/
 */
public static String getParserName() {
    try {
        SAXParserFactory factory = SAXParserFactory.newInstance();
        return factory.newSAXParser().getXMLReader().getClass().getName();
    } catch (Exception e) {
        return null;
    }
}

From source file:org.apache.geode.internal.cache.xmlcache.CacheXmlParser.java

/**
 * Parses XML data and from it creates an instance of <code>CacheXmlParser</code> that can be used
 * to {@link #create}the {@link Cache}, etc.
 *
 * @param is the <code>InputStream</code> of XML to be parsed
 *
 * @return a <code>CacheXmlParser</code>, typically used to create a cache from the parsed XML
 *
 * @throws CacheXmlException Something went wrong while parsing the XML
 *
 * @since GemFire 4.0//  www .  j ava  2  s  .  c  o m
 *
 */
public static CacheXmlParser parse(InputStream is) {

    /**
     * The API doc http://java.sun.com/javase/6/docs/api/org/xml/sax/InputSource.html for the SAX
     * InputSource says: "... standard processing of both byte and character streams is to close
     * them on as part of end-of-parse cleanup, so applications should not attempt to re-use such
     * streams after they have been handed to a parser."
     *
     * In order to block the parser from closing the stream, we wrap the InputStream in a filter,
     * i.e., UnclosableInputStream, whose close() function does nothing.
     * 
     */
    class UnclosableInputStream extends BufferedInputStream {
        public UnclosableInputStream(InputStream stream) {
            super(stream);
        }

        @Override
        public void close() {
        }
    }

    CacheXmlParser handler = new CacheXmlParser();
    try {
        SAXParserFactory factory = SAXParserFactory.newInstance();
        factory.setFeature(DISALLOW_DOCTYPE_DECL_FEATURE, true);
        factory.setValidating(true);
        factory.setNamespaceAware(true);
        UnclosableInputStream bis = new UnclosableInputStream(is);
        try {
            SAXParser parser = factory.newSAXParser();
            // Parser always reads one buffer plus a little extra worth before
            // determining that the DTD is there. Setting mark twice the parser
            // buffer size.
            bis.mark((Integer) parser.getProperty(BUFFER_SIZE) * 2);
            parser.setProperty(JAXP_SCHEMA_LANGUAGE, XMLConstants.W3C_XML_SCHEMA_NS_URI);
            parser.parse(bis, new DefaultHandlerDelegate(handler));
        } catch (CacheXmlException e) {
            if (null != e.getCause() && e.getCause().getMessage().contains(DISALLOW_DOCTYPE_DECL_FEATURE)) {
                // Not schema based document, try dtd.
                bis.reset();
                factory.setFeature(DISALLOW_DOCTYPE_DECL_FEATURE, false);
                SAXParser parser = factory.newSAXParser();
                parser.parse(bis, new DefaultHandlerDelegate(handler));
            } else {
                throw e;
            }
        }
        return handler;
    } catch (Exception ex) {
        if (ex instanceof CacheXmlException) {
            while (true /* ex instanceof CacheXmlException */) {
                Throwable cause = ex.getCause();
                if (!(cause instanceof CacheXmlException)) {
                    break;
                } else {
                    ex = (CacheXmlException) cause;
                }
            }
            throw (CacheXmlException) ex;
        } else if (ex instanceof SAXException) {
            // Silly JDK 1.4.2 XML parser wraps RunTime exceptions in a
            // SAXException. Pshaw!
            SAXException sax = (SAXException) ex;
            Exception cause = sax.getException();
            if (cause instanceof CacheXmlException) {
                while (true /* cause instanceof CacheXmlException */) {
                    Throwable cause2 = cause.getCause();
                    if (!(cause2 instanceof CacheXmlException)) {
                        break;
                    } else {
                        cause = (CacheXmlException) cause2;
                    }
                }
                throw (CacheXmlException) cause;
            }
        }
        throw new CacheXmlException(LocalizedStrings.CacheXmlParser_WHILE_PARSING_XML.toLocalizedString(), ex);
    }
}

From source file:org.apache.hadoop.cli.CLITestHelper.java

/**
 * Read the test config file - testConf.xml
 *///from ww  w  .  j a  v  a 2  s.c om
protected void readTestConfigFile() {
    String testConfigFile = getTestFile();
    if (testsFromConfigFile == null) {
        boolean success = false;
        testConfigFile = TEST_CACHE_DATA_DIR + File.separator + testConfigFile;
        try {
            SAXParser p = (SAXParserFactory.newInstance()).newSAXParser();
            p.parse(testConfigFile, getConfigParser());
            success = true;
        } catch (Exception e) {
            LOG.info("File: " + testConfigFile + " not found");
            success = false;
        }
        assertTrue("Error reading test config file", success);
    }
}

From source file:org.apache.hadoop.cli.TestCLI.java

/**
 * Read the test config file - testConfig.xml
 *//*from  www  .  j a  v  a  2s  . c o  m*/
private void readTestConfigFile() {

    if (testsFromConfigFile == null) {
        boolean success = false;
        testConfigFile = TEST_CACHE_DATA_DIR + File.separator + testConfigFile;
        try {
            SAXParser p = (SAXParserFactory.newInstance()).newSAXParser();
            p.parse(testConfigFile, new TestConfigFileParser());
            success = true;
        } catch (Exception e) {
            LOG.info("File: " + testConfigFile + " not found");
            success = false;
        }
        assertTrue("Error reading test config file", success);
    }
}

From source file:org.apache.hadoop.hbase.rest.TestTableScan.java

/**
 * An example to scan using listener in unmarshaller for XML.
 * @throws Exception the exception//  w  w  w.ja  va2 s.co m
 */
@Test
public void testScanUsingListenerUnmarshallerXML() throws Exception {
    StringBuilder builder = new StringBuilder();
    builder.append("/*");
    builder.append("?");
    builder.append(Constants.SCAN_COLUMN + "=" + COLUMN_1);
    builder.append("&");
    builder.append(Constants.SCAN_LIMIT + "=10");
    Response response = client.get("/" + TABLE + builder.toString(), Constants.MIMETYPE_XML);
    assertEquals(200, response.getCode());
    assertEquals(Constants.MIMETYPE_XML, response.getHeader("content-type"));
    JAXBContext context = JAXBContext.newInstance(ClientSideCellSetModel.class, RowModel.class,
            CellModel.class);
    Unmarshaller unmarshaller = context.createUnmarshaller();

    final ClientSideCellSetModel.Listener listener = new ClientSideCellSetModel.Listener() {
        @Override
        public void handleRowModel(ClientSideCellSetModel helper, RowModel row) {
            assertTrue(row.getKey() != null);
            assertTrue(row.getCells().size() > 0);
        }
    };

    // install the callback on all ClientSideCellSetModel instances
    unmarshaller.setListener(new Unmarshaller.Listener() {
        public void beforeUnmarshal(Object target, Object parent) {
            if (target instanceof ClientSideCellSetModel) {
                ((ClientSideCellSetModel) target).setCellSetModelListener(listener);
            }
        }

        public void afterUnmarshal(Object target, Object parent) {
            if (target instanceof ClientSideCellSetModel) {
                ((ClientSideCellSetModel) target).setCellSetModelListener(null);
            }
        }
    });

    // create a new XML parser
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);
    XMLReader reader = factory.newSAXParser().getXMLReader();
    reader.setContentHandler(unmarshaller.getUnmarshallerHandler());
    assertFalse(ClientSideCellSetModel.listenerInvoked);
    reader.parse(new InputSource(response.getStream()));
    assertTrue(ClientSideCellSetModel.listenerInvoked);

}

From source file:org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForAcl.java

@Test
public void testPBImageXmlWriterForAcl() throws Exception {
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    PrintStream o = new PrintStream(output);
    PBImageXmlWriter v = new PBImageXmlWriter(new Configuration(), o);
    v.visit(new RandomAccessFile(originalFsimage, "r"));
    SAXParserFactory spf = SAXParserFactory.newInstance();
    SAXParser parser = spf.newSAXParser();
    final String xml = output.toString();
    parser.parse(new InputSource(new StringReader(xml)), new DefaultHandler());
}

From source file:org.apache.jackrabbit.jcr2spi.SessionImpl.java

/**
 * @see javax.jcr.Session#importXML(String, java.io.InputStream, int)
 *//* w w  w.  j  av  a2s . c  om*/
@Override
public void importXML(String parentAbsPath, InputStream in, int uuidBehavior)
        throws IOException, PathNotFoundException, ItemExistsException, ConstraintViolationException,
        VersionException, InvalidSerializedDataException, LockException, RepositoryException {
    // NOTE: checks are performed by 'getImportContentHandler'
    ImportHandler handler = (ImportHandler) getImportContentHandler(parentAbsPath, uuidBehavior);
    try {
        SAXParserFactory factory = SAXParserFactory.newInstance();
        factory.setNamespaceAware(true);
        factory.setFeature("http://xml.org/sax/features/namespace-prefixes", false);

        SAXParser parser = factory.newSAXParser();
        parser.parse(new InputSource(in), handler);
    } catch (SAXException se) {
        // check for wrapped repository exception
        Exception e = se.getException();
        if (e != null && e instanceof RepositoryException) {
            throw (RepositoryException) e;
        } else {
            String msg = "failed to parse XML stream";
            log.debug(msg);
            throw new InvalidSerializedDataException(msg, se);
        }
    } catch (ParserConfigurationException e) {
        throw new RepositoryException("SAX parser configuration error", e);
    } finally {
        in.close(); // JCR-2903
    }
}

From source file:org.apache.jmeter.protocol.http.proxy.DefaultSamplerCreatorClassifier.java

/**
 * Tries parsing to see if content is xml
 * /*from www  .  j  a va2  s .  c  o m*/
 * @param postData
 *            String
 * @return boolean
 */
private static final boolean isPotentialXml(String postData) {
    try {
        SAXParserFactory spf = SAXParserFactory.newInstance();
        SAXParser saxParser = spf.newSAXParser();
        XMLReader xmlReader = saxParser.getXMLReader();
        ErrorDetectionHandler detectionHandler = new ErrorDetectionHandler();
        xmlReader.setContentHandler(detectionHandler);
        xmlReader.setErrorHandler(detectionHandler);
        xmlReader.parse(new InputSource(new StringReader(postData)));
        return !detectionHandler.isErrorDetected();
    } catch (ParserConfigurationException e) {
        return false;
    } catch (SAXException e) {
        return false;
    } catch (IOException e) {
        return false;
    }
}