Java Utililty Methods XML Document from String

DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
DocumentBuilder docBuilder = documentBuilderFactory.newDocumentBuilder();
Document doc = docBuilder.parse(new ByteArrayInputStream(data));
return doc;

Document document;
try {
    DocumentBuilder docBuilder = getDocumentBuilder();
    InputStream is = new ByteArrayInputStream(text.getBytes("UTF-8"));
    document = docBuilder.parse(is);
} catch (Exception e) {
    e.printStackTrace();
    return null;
...

Document retVal = null;
try {
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    retVal = db.parse(getInputSourceFromString(xml));
} catch (Exception ex) {
    ex.printStackTrace();
return retVal;

Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder()
        .parse(new ByteArrayInputStream(xml.getBytes()));
return document;

InputSource source = new InputSource(new StringReader(xml));
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setIgnoringElementContentWhitespace(true);
DocumentBuilder db = dbf.newDocumentBuilder();
Document document = db.parse(source);
document.normalize();
return document;

StringReader sr = new StringReader(xmlString);
DocumentBuilder db = DocumentBuilderFactory.newInstance().newDocumentBuilder();
return db.parse(new InputSource(sr));

DocumentBuilderFactory oDocumentBuilderFactory = DocumentBuilderFactory.newInstance();
try {
    oDocumentBuilderFactory.setAttribute("http://apache.org/xml/features/nonvalidating/load-external-dtd",
            Boolean.FALSE);
} catch (IllegalArgumentException e) {
DocumentBuilder oDocumentBuilder = oDocumentBuilderFactory.newDocumentBuilder();
InputSource inputSource = new InputSource(new StringReader(xmlString));
...

final InputStream inputStream = new ByteArrayInputStream(container.getBytes());
final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
final DocumentBuilder docBuilder = factory.newDocumentBuilder();
return docBuilder.parse(inputStream);

try {
    return getNewDocumentBuilder().parse(new InputSource(new StringReader(xml)));
} catch (IOException e) {
    throw new SAXException(e);
} catch (ParserConfigurationException e) {
    throw new SAXException(e);

Class<?> documentClass = Class.forName("org.netbeans.editor.BaseDocument");
Constructor<?> documentConstructor = documentClass.getConstructor(boolean.class, String.class);
Document document = (Document) documentConstructor.newInstance(false, "text/xml");
document.insertString(0, documentContent, null);
return document;