Example usage for javax.xml.transform OutputKeys INDENT

Introduction

In this page you can find the example usage for javax.xml.transform OutputKeys INDENT.

Prototype

String INDENT

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Document

indent = "yes" | "no".

Usage

From source file:Main.java

/**
 * Save the XML document to an output stream.
 * // w  w  w . ja va 2  s  . c  om
 * @param doc
 *            The XML document to save.
 * @param outStream
 *            The stream to save the document to.
 * @param encoding
 *            The encoding to save the file as.
 * 
 * @throws TransformerException
 *             If there is an error while saving the XML.
 */
public static void save(Node doc, OutputStream outStream, String encoding) throws TransformerException {
    try {
        final Transformer transformer = TransformerFactory.newInstance().newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty(OutputKeys.ENCODING, encoding);
        transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");

        // initialize StreamResult with File object to save to file
        final Result result = new StreamResult(outStream);
        final DOMSource source = new DOMSource(doc);
        transformer.transform(source, result);
    } finally {

    }
}

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From source file:com.sdl.odata.renderer.util.PrettyPrinter.java

/**
 * Pretty-print a given XML./* w  w  w  .j  a  v a2  s. c om*/
 *
 * @param xml The not-formatted XML.
 * @return The pretty-printed XML.
 */
public static String prettyPrintXml(String xml) throws TransformerException, IOException {

    Source xmlInput = new StreamSource(new StringReader(xml));
    try (StringWriter stringWriter = new StringWriter()) {
        StreamResult xmlOutput = new StreamResult(stringWriter);
        TransformerFactory transformerFactory = TransformerFactory.newInstance();
        transformerFactory.setAttribute("indent-number", DEFAULT_INDENT);
        Transformer transformer = transformerFactory.newTransformer();
        transformer.setOutputProperty(OutputKeys.ENCODING, StandardCharsets.UTF_8.name());
        transformer.setOutputProperty(OutputKeys.VERSION, "1.0");
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.transform(xmlInput, xmlOutput);

        return xmlOutput.getWriter().toString();
    }
}

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From source file:Main.java

/**
 * Creates a {@link TransformerHandler}.
 * /*from   ww w .  j  a v a2  s.c om*/
 * @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;
}

---

From source file:Main.java

/**
 * Serialize XML Document to string using Transformer
 * //ww w .  j  a  v a 2  s .c  o m
 * @param doc XML Document
 * @return String representation of the the Document
 * @throws IOException
 */
public static String serializeToString(Node node, String encoding) throws IOException {
    TransformerFactory tFactory = TransformerFactory.newInstance();
    Transformer transformer = null;
    try {
        transformer = tFactory.newTransformer();
    } catch (TransformerConfigurationException e) {
        throw new IOException("Unable to serialize XML document");
    }
    transformer.setOutputProperty(OutputKeys.INDENT, "no");
    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
    transformer.setOutputProperty(OutputKeys.ENCODING, encoding);
    DOMSource source = new DOMSource(node);
    StringWriter writer = new StringWriter();
    Result result = new StreamResult(writer);
    try {
        transformer.transform(source, result);
    } catch (TransformerException e) {
        throw new IOException("Unable to serialize XML document");
    }
    writer.flush();

    return writer.toString();
}

---

From source file:com.ackpdfbox.app.imageio.MetaUtil.java

static void debugLogMetadata(IIOMetadata metadata, String format) {
    if (!LOG.isDebugEnabled()) {
        return;/*from www. j ava2s.  c o  m*/
    }

    // see http://docs.oracle.com/javase/7/docs/api/javax/imageio/
    //     metadata/doc-files/standard_metadata.html
    IIOMetadataNode root = (IIOMetadataNode) metadata.getAsTree(format);
    try {
        StringWriter xmlStringWriter = new StringWriter();
        StreamResult streamResult = new StreamResult(xmlStringWriter);
        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        // see http://stackoverflow.com/a/1264872/535646
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
        DOMSource domSource = new DOMSource(root);
        transformer.transform(domSource, streamResult);
        LOG.debug("\n" + xmlStringWriter);
    } catch (IllegalArgumentException ex) {
        LOG.error(ex, ex);
    } catch (TransformerException ex) {
        LOG.error(ex, ex);
    }
}

---

From source file:Main.java

/**
 * @param xsltFile The XSLT stylesheet file
 * @param parms XSL parameters to pass to the stylesheet.
 * @return the configured XSLT transformer
 * @throws TransformerException if there is a problem configuring the transformer
 *///from w w w  .  ja v a2  s.  c o m
static Transformer createTransformer(final File xsltFile, final Map<String, String> parms)
        throws TransformerException {
    try {
        Source xslSource = new StreamSource(xsltFile);
        TransformerFactory transFact = TransformerFactory.newInstance();
        transFact.setAttribute("indent-number", 2);
        Transformer transformer = transFact.newTransformer(xslSource);
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        for (String parm : parms.keySet()) {
            transformer.setParameter(parm, parms.get(parm));
        }
        return transformer;
    } catch (TransformerConfigurationException e) {
        e.printStackTrace();
        throw e;
    }
}

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From source file:Main.java

/**
 * Saves a WC3 DOM by writing it to an XML document.
 *
 * @param doc The WC3 DOM document object.
 * @param docPath The full path to the XML document.
 * @param encoding Encoding scheme to use for the XML document, e.g.,
 * "UTF-8."//from   w w w . ja  va 2 s.c o m
 * @throws TransformerConfigurationException
 * @throws FileNotFoundException
 * @throws UnsupportedEncodingException
 * @throws TransformerException
 * @throws IOException
 */
public static void saveDocument(final Document doc, String encoding, String docPath)
        throws TransformerConfigurationException, FileNotFoundException, UnsupportedEncodingException,
        TransformerException, IOException {
    TransformerFactory xf = TransformerFactory.newInstance();
    xf.setAttribute("indent-number", 1); //NON-NLS
    Transformer xformer = xf.newTransformer();
    xformer.setOutputProperty(OutputKeys.METHOD, "xml"); //NON-NLS
    xformer.setOutputProperty(OutputKeys.INDENT, "yes"); //NON-NLS
    xformer.setOutputProperty(OutputKeys.ENCODING, encoding);
    xformer.setOutputProperty(OutputKeys.STANDALONE, "yes"); //NON-NLS
    xformer.setOutputProperty(OutputKeys.VERSION, "1.0");
    File file = new File(docPath);
    try (FileOutputStream stream = new FileOutputStream(file)) {
        Result out = new StreamResult(new OutputStreamWriter(stream, encoding));
        xformer.transform(new DOMSource(doc), out);
        stream.flush();
    }
}

---

From source file:Main.java

/**
 * Parses {@code org.w3c.dom.Document} and returns its xml serialization as {@code String}
 * @param dom/*ww w. j a v a2  s.c o  m*/
 * @return
 */
public static String DocumentToString(Document dom) {
    String xmlString = null;
    try {
        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");

        //         initialize StreamResult with File object to save to file
        StreamResult result = new StreamResult(new StringWriter());
        DOMSource source = new DOMSource(dom);
        transformer.transform(source, result);

        xmlString = result.getWriter().toString();

    } catch (TransformerConfigurationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (TransformerFactoryConfigurationError e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (TransformerException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return xmlString;
}

---

From source file:Main.java

@SuppressWarnings("UseSpecificCatch")
public static boolean saveXML(Document doc, File outfile, boolean indent) {
    try {//from  ww w  . j a v a 2s.  c  om
        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        DOMSource source = new DOMSource(doc);
        StreamResult result = new StreamResult(new OutputStreamWriter(new FileOutputStream(outfile), "UTF-8"));
        if (indent) {
            XPathFactory xpathFactory = XPathFactory.newInstance();
            // XPath to find empty text nodes.
            XPathExpression xpathExp = xpathFactory.newXPath().compile("//text()[normalize-space(.) = '']");
            NodeList emptyTextNodes = (NodeList) xpathExp.evaluate(doc, XPathConstants.NODESET);

            // Remove each empty text node from document.
            for (int i = 0; i < emptyTextNodes.getLength(); i++) {
                Node emptyTextNode = emptyTextNodes.item(i);
                emptyTextNode.getParentNode().removeChild(emptyTextNode);
            }
            transformer.setOutputProperty(OutputKeys.INDENT, "yes");
            transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
        }
        transformer.transform(source, result);
        return true;
    } catch (Exception ex) {
        return false;
    }
}

---

From source file:Main.java

public static String getXmlString(Document xmlDoc)
        throws TransformerFactoryConfigurationError, TransformerException {
    Transformer transformer = TransformerFactory.newInstance().newTransformer();
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");

    //initialize StreamResult with File object to save to file
    StreamResult result = new StreamResult(new StringWriter());
    DOMSource source = new DOMSource(xmlDoc);
    transformer.transform(source, result);

    return result.getWriter().toString();
}

---

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