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

StreamResultgetStreamResultForFile(String filename)
get Stream Result For File 
if (filename == null || "".equals(filename))
    throw new IllegalArgumentException("Filename for result can't be null or empty.");
return new StreamResult(new File(filename));
StringgetString(Node node, boolean indent)
Return the contents of the node as a string. 
Transformer transformer;
try {
    transformer = TransformerFactory.newInstance().newTransformer();
    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
    transformer.setOutputProperty(OutputKeys.INDENT, (indent) ? "yes" : "no");
    StreamResult result = new StreamResult(new StringWriter());
    DOMSource source = new DOMSource(node);
    transformer.transform(source, result);
...
StringgetStringFromStreamSource(StreamSource src)
Convert the input from the provided Reader into a String . 
inputNotNull(src);
InputStream inputStream = src.getInputStream();
if (inputStream != null) {
    return getStringFromStream(inputStream);
} else {
    final Reader r = src.getReader();
    return getStringFromReader(r);
TemplatesgetTemplates(String name)
get Templates 
Templates tpl = (Templates) templates.get(name);
if (tpl == null) {
    tpl = loadTemplates(name);
    templates.put(name, tpl);
return tpl;
ValidatorgetValidator(String path)
get Validator 
String xsdUri = XMLConstants.W3C_XML_SCHEMA_NS_URI;
SchemaFactory sf = SchemaFactory.newInstance(xsdUri);
InputStream stream = new FileInputStream(path);
StreamSource xsd = new StreamSource(stream);
Schema schema = sf.newSchema(xsd);
return schema.newValidator();
StringgetXmlStringFromSource(Source payload)
Method to get formatted Xml string from Xml source 
String result = null;
StreamResult strResult = new StreamResult(new StringWriter());
if (payload != null) {
    try {
        TransformerFactory factory = TransformerFactory.newInstance();
        Transformer transformer = factory.newTransformer();
        transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        transformer.setOutputProperty(OutputKeys.METHOD, "xml");
...
Stringidentity(String xml)
Executes an identity transform. 
xml = removeBOM(xml);
if (xml != null)
    xml = xml.trim();
if ((xml == null) || (xml.length() == 0)) {
    throw new TransformerException("Empty XML.");
StringWriter result = new StringWriter();
transform(new StreamSource(new StringReader(xml)), new StreamResult(result), false);
...
StringindentXML(String fileContent)
Indents the given XML file content. 
final String res;
StreamResult xmlOutput = null;
try {
    Transformer transformer;
    Source xmlInput = new StreamSource(new StringReader(fileContent));
    xmlOutput = new StreamResult(new StringWriter());
    transformer = TransformerFactory.newInstance().newTransformer();
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");
...
SourceloadSourceFromURL(String systemID)
load Source From URL 
Source targetXSD;
try {
    URL targetURL = new URL(systemID);
    InputStream is = targetURL.openStream();
    targetXSD = new StreamSource(is);
    targetXSD.setSystemId(targetURL.toExternalForm());
} catch (IOException e) {
    e.printStackTrace();
...
StringmergeXml(String... xmlSources)
Merges many Serialized XML Strings into one following the MergeDocument schema. 
String merge = "<merge:root xmlns:merge=\"http://org.jboss.tusk.esb.support.soa/merged\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">";
for (String s : xmlSources) {
    merge = merge + "<source>";
    merge = merge + s;
    merge = merge + "</source>";
merge += "</merge:root>";
return merge;
...