Java Utililty Methods XML String Transform

List of utility methods to do XML String Transform

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Description

The list of methods to do XML String Transform are organized into topic(s).

Method

voidsave(Node doc, OutputStream stream, String encoding, boolean indent)
save 
save(doc, stream, encoding, indent, null, null);
voidsignEmbeded(Node doc, String uri, PrivateKey pKey, X509Certificate cert)
Firma digitalmente usando la forma "enveloped signature" según el estándar de la W3C (http://www.w3.org/TR/xmldsig-core/). 
XMLSignatureFactory fac = XMLSignatureFactory.getInstance("DOM");
Reference ref = fac.newReference(uri, fac.newDigestMethod(DigestMethod.SHA1, null),
        Collections.singletonList(fac.newTransform(Transform.ENVELOPED, (TransformParameterSpec) null)),
        null, null);
String method = SignatureMethod.RSA_SHA1; 
if ("DSA".equals(cert.getPublicKey().getAlgorithm()))
    method = SignatureMethod.DSA_SHA1;
else if ("HMAC".equals(cert.getPublicKey().getAlgorithm()))
...
DocumentString2Doc(String InputXMLString)
Helper program: Transforms a String to a XML Document. 
try {
    DocumentBuilder builder = getDocumentBuilder();
    InputSource is = new InputSource(new StringReader(InputXMLString));
    is.setEncoding("UTF-8");
    return builder.parse(is);
} catch (Exception e) {
    System.out.println("cannot parse following content\\n\\n" + InputXMLString);
    e.printStackTrace();
...
Sourcestring2Source(String xml)
string Source 
System.out.println("xml:" + xml);
return new StreamSource(new StringReader(xml));
NodestringToNode(String s)
string To Node 
StreamSource ss = new StreamSource(new StringReader(s));
DOMResult dr = new DOMResult();
try {
    Transformer t = TransformerFactory.newInstance().newTransformer();
    t.transform(ss, dr);
} catch (TransformerException te) {
    te.printStackTrace();
    return null;
...
SchemastrToSchema(final String strXsd)
str To Schema 
SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
try {
    return factory.newSchema(new StreamSource(new StringReader(strXsd)));
} catch (SAXException e) {
    e.printStackTrace();
return null;
ElementtoElement(String xml)
to Element 
DOMResult dom = new DOMResult();
try {
    TransformerFactory.newInstance().newTransformer().transform(new StreamSource(new StringReader(xml)),
            dom);
} catch (Exception e) {
return ((Document) dom.getNode()).getDocumentElement();
StringtoHexString(byte[] array)
Returns a hexadecimal string from a given byte array. 
if (array != null)
    return DatatypeConverter.printHexBinary(array);
else
    return "";
StringtoHTML(String xml)
to HTML 
ByteArrayOutputStream baos = new ByteArrayOutputStream();
StreamResult result = new StreamResult(baos);
xmlToHTMLTransformer.transform(new StreamSource(new ByteArrayInputStream(xml.getBytes())), result);
return baos.toString();
StringtoJson(String xml)
Transform XML to JSON 
JsonObject rootJson = new JsonObject();
DocumentBuilder dBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document doc = dBuilder.parse(new InputSource(new StringReader(xml)));
if (doc.hasChildNodes()) {
    traverseNode(doc, rootJson, null);
Gson gson = new GsonBuilder().setPrettyPrinting().disableHtmlEscaping().create();
String json = gson.toJson(rootJson);
...