Example usage for javax.xml.transform.sax TransformerHandler getTransformer

Introduction

In this page you can find the example usage for javax.xml.transform.sax TransformerHandler getTransformer.

Prototype

public Transformer getTransformer();

Source Link

Document

Get the Transformer associated with this handler, which is needed in order to set parameters and output properties.

Usage

From source file:Main.java

public static void serialize(Node n, StreamResult sr) throws IOException, TransformerException {
    TransformerHandler hd = newTransformerHandler();
    Transformer serializer = hd.getTransformer();

    serializer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
    serializer.setOutputProperty(OutputKeys.INDENT, "yes");

    DOMSource source = new DOMSource(n);
    serializer.transform(source, sr);/*from w  w  w. ja v  a2 s . c om*/
}

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From source file:Main.java

/**
 * Creates a {@link TransformerHandler}.
 * /*from  ww  w  . j  a va  2  s.  c  o  m*/
 * @param commentHeader the comment header
 * @param rootTag the root tag
 * @param streamResult stream result
 */
public static TransformerHandler createTransformerHandler(String commentHeader, String rootTag,
        StreamResult streamResult, Charset charset)
        throws TransformerFactoryConfigurationError, TransformerConfigurationException, SAXException {
    SAXTransformerFactory tf = (SAXTransformerFactory) TransformerFactory.newInstance();
    try {
        tf.setAttribute("indent-number", new Integer(2));
    } catch (Exception e) {
        // ignore, workaround for JDK 1.5 bug, see http://forum.java.sun.com/thread.jspa?threadID=562510
    }
    TransformerHandler transformerHandler = tf.newTransformerHandler();
    Transformer serializer = transformerHandler.getTransformer();
    serializer.setOutputProperty(OutputKeys.ENCODING, charset.name());
    serializer.setOutputProperty(OutputKeys.METHOD, "xml");
    serializer.setOutputProperty(OutputKeys.INDENT, "yes");
    transformerHandler.setResult(streamResult);
    transformerHandler.startDocument();
    String newline = System.getProperty("line.separator");
    if (newline == null) {
        newline = "\n";
    }
    commentHeader = (newline + commentHeader).replaceAll("\\n--", newline + " ");
    transformerHandler.characters("\n".toCharArray(), 0, 1);
    transformerHandler.comment(commentHeader.toCharArray(), 0, commentHeader.toCharArray().length);
    transformerHandler.characters("\n".toCharArray(), 0, 1);
    if (rootTag.length() > 0) {
        transformerHandler.startElement("", "", rootTag, null);
    }
    return transformerHandler;
}

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From source file:Main.java

public static String map2Xml(Map<String, String> content, String root_elem_id, String item_elem_id)
        throws Exception {
    DocumentBuilder b = documentBuilder();
    Document doc = b.newDocument();
    String str = null;/*from  w w w.j  a  va 2 s.  com*/
    SAXTransformerFactory tf = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
    ByteArrayOutputStream out = new ByteArrayOutputStream();

    Element root = doc.createElement(root_elem_id);
    doc.appendChild(root);

    // Now, add all the children
    for (Entry<String, String> e : content.entrySet()) {
        Element item = doc.createElement(item_elem_id);
        item.setAttribute("id", e.getKey());
        CDATASection data = doc.createCDATASection(e.getValue());
        item.appendChild(data);
        root.appendChild(item);
    }

    try {
        DOMSource ds = new DOMSource(doc);
        StreamResult sr = new StreamResult(out);
        TransformerHandler th = tf.newTransformerHandler();
        th.getTransformer().setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");

        Properties format = new Properties();
        format.put(OutputKeys.METHOD, "xml");
        //         format.put("{http://xml. customer .org/xslt}indent-amount", "4");
        //         format.put("indent-amount", "4");
        //         format.put(OutputKeys.DOCTYPE_SYSTEM, "myfile.dtd");
        format.put(OutputKeys.ENCODING, "UTF-8");
        format.put(OutputKeys.INDENT, "yes");

        th.getTransformer().setOutputProperties(format);
        th.setResult(sr);
        th.getTransformer().transform(ds, sr);

        str = out.toString();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return str;
}

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From source file:Main.java

/** Set up transformer to output full XML doc.
 *
 * @param tf see {@link #saxTransformerFactory()}
 * @return Transformer that is fully set up. But here we get TransformerHandler first from TransformerFactory.
 *///  w w  w.j ava2  s .c o  m
public static TransformerHandler newTransformerHandler(final SAXTransformerFactory tf)
        throws TransformerConfigurationException {
    final TransformerHandler resultHandler = tf.newTransformerHandler();
    final Transformer transformer = resultHandler.getTransformer();
    setUtfEncoding(transformer);
    setIndentFlag(transformer);
    setTransformerIndent(transformer);
    return resultHandler;
}

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From source file:Main.java

/** Set up transformer to output a standalone "fragment" - suppressing xml declaration.
 *
 * @param tf see {@link #saxTransformerFactory()}
 * @return Transformer that is fully set up. But here we get TransformerHandler first from TransformerFactory.
 *//*from  ww  w . j ava 2s  . c o m*/
public static TransformerHandler newFragmentTransformerHandler(final SAXTransformerFactory tf)
        throws TransformerConfigurationException {
    final TransformerHandler resultHandler = tf.newTransformerHandler();
    final Transformer transformer = resultHandler.getTransformer();
    setUtfEncoding(transformer);
    setIndentFlag(transformer);
    setTransformerIndent(transformer);
    outputStandaloneFragment(transformer);
    return resultHandler;
}

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From source file:IOUtils.java

/**
 * Checks if the used Trax implementation correctly handles namespaces set using
 * <code>startPrefixMapping()</code>, but wants them also as 'xmlns:' attributes.
 * <p>//from   w w  w . j  av  a2 s . com
 * The check consists in sending SAX events representing a minimal namespaced document
 * with namespaces defined only with calls to <code>startPrefixMapping</code> (no
 * xmlns:xxx attributes) and check if they are present in the resulting text.
 */
protected static boolean needsNamespacesAsAttributes(Properties format)
        throws TransformerException, SAXException {
    // Serialize a minimal document to check how namespaces are handled.
    final StringWriter writer = new StringWriter();

    final String uri = "namespaceuri";
    final String prefix = "nsp";
    final String check = "xmlns:" + prefix + "='" + uri + "'";

    final TransformerHandler handler = FACTORY.newTransformerHandler();

    handler.getTransformer().setOutputProperties(format);
    handler.setResult(new StreamResult(writer));

    // Output a single element
    handler.startDocument();
    handler.startPrefixMapping(prefix, uri);
    handler.startElement(uri, "element", "element", new AttributesImpl());
    handler.endElement(uri, "element", "element");
    handler.endPrefixMapping(prefix);
    handler.endDocument();

    final String text = writer.toString();

    // Check if the namespace is there (replace " by ' to be sure of what we search in)
    boolean needsIt = (text.replace('"', '\'').indexOf(check) == -1);

    return needsIt;
}

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From source file:IOUtils.java

public static ContentHandler getSerializer(File file) throws IOException, TransformerException {
    final FileWriter writer = new FileWriter(file);

    final TransformerHandler transformerHandler = FACTORY.newTransformerHandler();
    final Transformer transformer = transformerHandler.getTransformer();

    final Properties format = new Properties();
    format.put(OutputKeys.METHOD, "xml");
    format.put(OutputKeys.OMIT_XML_DECLARATION, "no");
    format.put(OutputKeys.ENCODING, "UTF-8");
    format.put(OutputKeys.INDENT, "yes");
    transformer.setOutputProperties(format);

    transformerHandler.setResult(new StreamResult(writer));

    try {//from  ww w .  j  av  a2  s.c om
        if (needsNamespacesAsAttributes(format)) {
            return new NamespaceAsAttributes(transformerHandler);
        }
    } catch (SAXException se) {
        throw new TransformerException("Unable to detect of namespace support for sax works properly.", se);
    }
    return transformerHandler;
}

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From source file:com.benchmark.TikaCLI.java

/**
 * Returns a transformer handler that serializes incoming SAX events
 * to XHTML or HTML (depending the given method) using the given output
 * encoding.//ww  w  . j a v  a2s  .  c  om
 *
 * @see <a href="https://issues.apache.org/jira/browse/TIKA-277">TIKA-277</a>
 * @param output output stream
 * @param method "xml" or "html"
 * @param encoding output encoding,
 *                 or <code>null</code> for the platform default
 * @return {@link System#out} transformer handler
 * @throws TransformerConfigurationException
 *         if the transformer can not be created
 */
private static TransformerHandler getTransformerHandler(OutputStream output, String method, String encoding,
        boolean prettyPrint) throws TransformerConfigurationException {
    SAXTransformerFactory factory = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
    TransformerHandler handler = factory.newTransformerHandler();
    handler.getTransformer().setOutputProperty(OutputKeys.METHOD, method);
    handler.getTransformer().setOutputProperty(OutputKeys.INDENT, prettyPrint ? "yes" : "no");
    if (encoding != null) {
        handler.getTransformer().setOutputProperty(OutputKeys.ENCODING, encoding);
    }
    handler.setResult(new StreamResult(output));
    return handler;
}

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From source file:com.mindquarry.search.serializer.IndexPostSerializer.java

/**
 * Set the {@link OutputStream} where the requested resource should be
 * serialized./*w  ww . j a  v  a2s .  com*/
 */
public void setOutputStream(OutputStream out) throws IOException {
    super.setOutputStream(out);
    try {
        TransformerHandler handler = this.getTransformerHandler();
        handler.getTransformer().setOutputProperties(this.format);
        res = new DOMResult();
        handler.setResult(res);
        // handler.setResult(new StreamResult(this.output));
        this.setContentHandler(handler);
        this.setLexicalHandler(handler);
    } catch (Exception e) {
        final String message = "Cannot set XMLSerializer outputstream";
        throw new CascadingIOException(message, e);
    }
}

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From source file:com.ikanow.infinit.e.harvest.extraction.document.file.FileHarvester.java

private static TransformerHandler getTransformerHandler(String method, StringWriter sw) {
    try {/*from   ww  w . j  a  v  a  2  s  .c  om*/
        SAXTransformerFactory factory = (SAXTransformerFactory) SAXTransformerFactory.newInstance();
        TransformerHandler handler = factory.newTransformerHandler();
        handler.getTransformer().setOutputProperty(OutputKeys.METHOD, method);
        handler.getTransformer().setOutputProperty(OutputKeys.INDENT, "yes");
        handler.setResult(new StreamResult(sw));
        return handler;
    } catch (Exception e) {
        return null;
    }
}

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