Example usage for org.xml.sax XMLReader setContentHandler

List of usage examples for org.xml.sax XMLReader setContentHandler

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Introduction

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

Prototype

public void setContentHandler(ContentHandler handler);

Source Link

Document

Allow an application to register a content event handler.

Usage

From source file:org.kalypso.gml.test.GmlParsingTester.java

protected GMLWorkspace parseGml(final InputStream is, final URL context)
        throws ParserConfigurationException, SAXException, IOException, GMLException {
    final SAXParser saxParser = m_saxFactory.newSAXParser();
    // make namespace-prefxes visible to content handler
    // used to allow necessary schemas from gml document
    // saxParser.setProperty( "http://xml.org/sax/features/namespace-prefixes", Boolean.TRUE );
    final XMLReader reader = saxParser.getXMLReader();

    // TODO: also set an error handler here
    // TODO: use progress-monitors to show progress and let the user cancel parsing

    final GMLorExceptionContentHandler exceptionHandler = new GMLorExceptionContentHandler(reader, null,
            context, null);/*from  w  ww  .  j  av a  2  s  .co m*/
    reader.setContentHandler(exceptionHandler);

    final InputSource inputSource = new InputSource(is);
    reader.parse(inputSource);

    return exceptionHandler.getWorkspace();
}

From source file:org.kalypso.gmlschema.types.AbstractOldFormatMarshallingTypeHandlerAdapter.java

/**
 * @see org.kalypso.gmlschema.types.IMarshallingTypeHandler#marshal(java.lang.Object, org.xml.sax.ContentHandler,
 *      org.xml.sax.ext.LexicalHandler, java.net.URL)
 *//* w  w w  .ja v a 2 s .c om*/
@Override
public void marshal(final Object value, final XMLReader reader, final URL context, final String gmlVersion)
        throws SAXException {
    try {
        final Document document = m_builder.newDocument();
        final Node node = marshall(value, document, context);
        // value is encoded in xml in document object
        final StringWriter writer = new StringWriter();
        // REMARK: we do not write the dom formatted here (argument false), because later the
        // content handler will probably do the formatting (IndentContentHandler). If we format here, we will get empty
        // lines later.
        XMLHelper.writeDOM(node, "UTF-8", writer, false); //$NON-NLS-1$
        IOUtils.closeQuietly(writer);
        // value is encoded in string
        final String xmlString = writer.toString();
        final String xmlStringNoHeader = XMLUtilities.removeXMLHeader(xmlString);
        final InputSource input = new InputSource(new StringReader(xmlStringNoHeader));

        SAX_FACTORY.setNamespaceAware(true);
        final SAXParser saxParser = SAX_FACTORY.newSAXParser();
        final XMLReader xmlReader = saxParser.getXMLReader();
        xmlReader.setContentHandler(reader.getContentHandler());
        xmlReader.parse(input);
    } catch (final SAXException e) {
        throw e;
    } catch (final Exception e) {
        throw new SAXException(e);
    }
}

From source file:org.kalypso.gmlschema.types.AbstractOldFormatMarshallingTypeHandlerAdapter.java

@Override
public void unmarshal(final XMLReader reader, final URL context, final UnmarshallResultEater marshalResultEater,
        final String gmlVersion) throws TypeRegistryException {
    // xml to memory
    try {/*from   ww  w  .  ja va  2 s .c  om*/
        final UnmarshallResultEater eater = new UnmarshallResultEater() {
            @Override
            public void unmarshallSuccesful(final Object value) throws SAXParseException {
                final Node node = (Node) value;
                if (node == null)
                    marshalResultEater.unmarshallSuccesful(null);
                else {
                    Object object = null;
                    try {
                        object = unmarshall(node, context, UrlResolverSingleton.getDefault());
                    } catch (final TypeRegistryException e) {
                        e.printStackTrace();
                    }
                    marshalResultEater.unmarshallSuccesful(object);
                }
            }
        };

        final Document document = m_builder.newDocument();
        final DOMConstructor domBuilderContentHandler = new DOMConstructor(document, eater);
        // simulate property-tag for dombuilder
        reader.setContentHandler(domBuilderContentHandler);
    } catch (final Exception e) {
        throw new TypeRegistryException(e);
    }
}

From source file:org.kalypso.gmlschema.types.SimpleDOMTypeHandler.java

@Override
public void marshal(final Object value, final XMLReader reader, final URL context, final String gmlVersion)
        throws SAXException {
    try {/*from  ww  w .  jav a2 s.co m*/
        final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        final DocumentBuilder builder = factory.newDocumentBuilder();
        final Document document = builder.newDocument();
        final Node node = internalMarshall(value, document, context);

        // value is encoded in xml in document object
        final StringWriter writer = new StringWriter();
        XMLHelper.writeDOM(node, "UTF-8", writer); //$NON-NLS-1$
        IOUtils.closeQuietly(writer);

        // value is encoded in string
        final String xmlString = writer.toString();
        final InputSource input = new InputSource(new StringReader(xmlString));
        final SAXParserFactory saxFac = SAXParserFactory.newInstance();
        saxFac.setNamespaceAware(true);

        final SAXParser saxParser = saxFac.newSAXParser();
        final XMLReader xmlReader = saxParser.getXMLReader();
        xmlReader.setContentHandler(reader.getContentHandler());
        xmlReader.parse(input);
    } catch (final SAXException saxe) {
        throw saxe;
    } catch (final Exception e) {
        throw new SAXException(e);
    }
}

From source file:org.kalypso.gmlschema.types.SimpleDOMTypeHandler.java

@Override
public void unmarshal(final XMLReader reader, final URL context, final UnmarshallResultEater marshalResultEater,
        final String gmlVersion) throws TypeRegistryException {
    try {//ww w  .j  ava2  s .  c  o m
        final UnmarshallResultEater eater = new UnmarshallResultEater() {
            @Override
            public void unmarshallSuccesful(final Object value) throws SAXParseException {
                final Node node = (Node) value;
                if (node == null)
                    marshalResultEater.unmarshallSuccesful(null);
                else {
                    try {
                        final Object object = internalUnmarshall(node);
                        marshalResultEater.unmarshallSuccesful(object);
                    } catch (final TypeRegistryException e) {
                        throw new SAXParseException(e.getLocalizedMessage(), null, e);
                    }
                }
            }
        };

        // FIXME: use transformer instead of self-made stuff

        final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setNamespaceAware(true);

        final DocumentBuilder builder = factory.newDocumentBuilder();
        final Document document = builder.newDocument();
        final DOMConstructor domBuilderContentHandler = new DOMConstructor(document, eater);

        // simulate property-tag for dombuilder
        reader.setContentHandler(domBuilderContentHandler);
    } catch (final Exception e) {
        throw new TypeRegistryException(e);
    }
}

From source file:org.kalypso.kalypsomodel1d2d.conv.test.MarshallPolyhedralSurfaceTest.java

@Test
public void testWritePolyhedralSurface() throws Exception {
    final GM_PolygonPatch[] polygons = createPolygons();
    final GM_PolyhedralSurface<GM_PolygonPatch> surface = GeometryFactory.createGM_PolyhedralSurface(polygons,
            crs);/*from ww  w  .j  ava 2  s .  co m*/

    File polyFile = null;
    OutputStream os = null;
    try {
        polyFile = File.createTempFile("polyTest", ".gml"); //$NON-NLS-1$ //$NON-NLS-2$
        polyFile.deleteOnExit();

        /* Output: to stream */
        os = new BufferedOutputStream(new FileOutputStream(polyFile));
        assertNotNull(os);

        final ToXMLStream xmlStream = new ToXMLStream();
        xmlStream.setOutputStream(os);
        // Configure content handler. IMPORTANT: call after setOutputStream!
        xmlStream.setLineSepUse(true);
        xmlStream.setIndent(true);
        xmlStream.setIndentAmount(1);
        xmlStream.setEncoding("UTF-8"); //$NON-NLS-1$

        final XMLReader xmlReader = XMLReaderFactory.createXMLReader();
        xmlReader.setContentHandler(xmlStream);

        xmlStream.startDocument();

        final PolyhedralSurfaceMarshaller marshaller = new PolyhedralSurfaceMarshaller(xmlReader);
        marshaller.marshall(surface);

        xmlStream.endDocument();

        os.close();

        final String xmlString = FileUtils.readFileToString(polyFile, "UTF-8"); //$NON-NLS-1$
        System.out.println(xmlString);
    } finally {
        polyFile.delete();
        IOUtils.closeQuietly(os);
    }
}

From source file:org.kalypso.kalypsomodel1d2d.conv.test.MarshallTriangulatedSurfaceTest.java

private XMLReader initMarshalling(final OutputStream os) throws SAXException {
    m_xmlStream = new ToXMLStream();
    m_xmlStream.setOutputStream(os);/*from  w w  w. ja v  a  2 s. c om*/
    // Configure content handler. IMPORTANT: call after setOutputStream!
    m_xmlStream.setLineSepUse(true);
    m_xmlStream.setIndent(true);
    m_xmlStream.setIndentAmount(1);
    m_xmlStream.setEncoding("UTF-8"); //$NON-NLS-1$

    final XMLReader xmlReader = XMLReaderFactory.createXMLReader();
    xmlReader.setContentHandler(m_xmlStream);

    m_xmlStream.startDocument();

    return xmlReader;
}

From source file:org.kalypso.mapserver.utils.MapFileUtilities.java

/**
 * This function loads a map file from XML.
 *
 * @param inputStream//from w  w  w.j  av a2  s . c  om
 *          The input stream.
 * @return The contents of the map file.
 */
public static Map loadFromXML(final InputStream inputStream)
        throws JAXBException, SAXException, ParserConfigurationException, IOException {
    /* Create the unmarshaller. */
    final Unmarshaller unmarshaller = JC.createUnmarshaller();

    /* Get the sax parser factory. */
    final SAXParserFactory spf = SAXParserFactory.newInstance();
    spf.setNamespaceAware(true);
    spf.setXIncludeAware(true);

    /* Get the xml reader. */
    final XMLReader xr = spf.newSAXParser().getXMLReader();
    xr.setContentHandler(unmarshaller.getUnmarshallerHandler());
    xr.parse(new InputSource(inputStream));

    return (Map) unmarshaller.getUnmarshallerHandler().getResult();
}

From source file:org.kalypso.ogc.gml.GisTemplateHelper.java

public static final Gismapview loadGisMapView(final InputSource is)
        throws JAXBException, SAXException, ParserConfigurationException, IOException {
    final Unmarshaller unmarshaller = TemplateUtilities.createGismapviewUnmarshaller();

    // XInclude awareness
    final SAXParserFactory spf = SAXParserFactory.newInstance();
    spf.setNamespaceAware(true);//from   www  . j av  a  2 s  .  com
    spf.setXIncludeAware(true);
    final XMLReader xr = spf.newSAXParser().getXMLReader();
    xr.setContentHandler(unmarshaller.getUnmarshallerHandler());
    xr.parse(is);
    return (Gismapview) unmarshaller.getUnmarshallerHandler().getResult();
}

From source file:org.kalypso.ogc.gml.serialize.GmlSerializer.java

public static GMLWorkspace createGMLWorkspace(final InputSource inputSource, final URL schemaLocationHint,
        final URL context, final IFeatureProviderFactory factory)
        throws ParserConfigurationException, SAXException, IOException, GMLException {
    TimeLogger perfLogger = null;/*w w w.jav  a 2s .  c  o m*/
    if (KalypsoCoreDebug.PERF_SERIALIZE_GML.isEnabled())
        perfLogger = new TimeLogger(Messages.getString("org.kalypso.ogc.gml.serialize.GmlSerializer.7")); //$NON-NLS-1$

    final IFeatureProviderFactory providerFactory = factory == null ? DEFAULT_FACTORY : factory;
    final XMLReader xmlReader = createXMLReader();

    // TODO: also set an error handler here

    final GMLorExceptionContentHandler exceptionHandler = new GMLorExceptionContentHandler(xmlReader,
            schemaLocationHint, context, providerFactory);
    xmlReader.setContentHandler(exceptionHandler);

    xmlReader.parse(inputSource);

    final GMLWorkspace workspace = exceptionHandler.getWorkspace();

    if (perfLogger != null) {
        perfLogger.takeInterimTime();
        perfLogger.printCurrentTotal(Messages.getString("org.kalypso.ogc.gml.serialize.GmlSerializer.8")); //$NON-NLS-1$
    }

    return workspace;
}