Java Utililty Methods XML Document from File

byte[] document = loadFile(file);
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
DocumentBuilder docBuilder = documentBuilderFactory.newDocumentBuilder();
Document doc = docBuilder.parse(new ByteArrayInputStream(document));
return doc;

DocumentBuilderFactory oDocumentBuilderFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder oDocumentBuilder = oDocumentBuilderFactory.newDocumentBuilder();
Document oDocument = null;
oDocument = oDocumentBuilder.parse(new File(absolutePath));
return oDocument;

InputStream in = new FileInputStream(file);
DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = dbFactory.newDocumentBuilder();
Document xml = docBuilder.parse(in);
in.close();
return xml;

DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
Document document = builder.parse(xmlFile);
document.getDocumentElement().normalize();
return document;

try {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();
    Document doc = builder.parse(file);
    return doc;
} catch (Exception e) {
    throw new RuntimeException("Could not parse XML document", e);

DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder;
try {
    docBuilder = docBuilderFactory.newDocumentBuilder();
    Document doc = docBuilder.parse(file);
    return doc;
} catch (ParserConfigurationException e) {
    return null;
...

DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
File f = new File(fileName);
if (!f.exists()) {
    throw new IllegalArgumentException("Test data file " + fileName + " not found!");
return factory.newDocumentBuilder().parse(f);

DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
try {
    builder.parse(file);
} catch (Exception e) {
    return false;
return true;

try {
    Document document = null;
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setValidating(false);
    dbf.setNamespaceAware(false);
    DocumentBuilder builder = dbf.newDocumentBuilder();
    document = builder.parse(new File(file));
    document.normalize();
...

if (sFileName != null) {
    return load(new File(sFileName));
} else {
    throw new RuntimeException("XML error : load(null) ");