Java Utililty Methods XML JAXB Context

List of utility methods to do XML JAXB Context

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Description

The list of methods to do XML JAXB Context are organized into topic(s).

Method

voidclearContextCache()
clear Context Cache 
for (SoftReference<JAXBContext> i : contextCache.values())
    i.clear();
contextCache.clear();
JAXBContextcreateContext(final Class bind)
Returns a cached JAXB Context. 
JAXBContext context = null;
SoftReference<JAXBContext> ref = contextCache.get(bind);
if (ref != null) {
    context = ref.get();
    if (context == null)
        contextCache.remove(bind);
if (context != null)
...
JAXBContextcreateJaxbContextFor(Object obj, Class[] classes)
create Jaxb Context For 
Set<Class<?>> classSet = new HashSet<>();
classSet.addAll(Arrays.asList(classes));
classSet.add(obj.getClass());
return JAXBContext.newInstance(classSet.toArray(new Class<?>[0]));
JAXBContextcreateRIContext(Class clss[], String defaultNS)
create RI Context 
try {
    Class<?> cls;
    Map<String, Object> map = new HashMap<String, Object>();
    try {
        cls = Class.forName("com.sun.xml.bind.v2.ContextFactory");
        if (defaultNS != null) {
            map.put("com.sun.xml.bind.defaultNamespaceRemap", defaultNS);
    } catch (ClassNotFoundException e) {
        cls = Class.forName("com.sun.xml.internal.bind.v2.ContextFactory");
        if (defaultNS != null) {
            map.put("com.sun.xml.internal.bind.defaultNamespaceRemap", defaultNS);
    Method meth = cls.getMethod("createContext", clss.getClass(), Map.class);
    return (JAXBContext) meth.invoke(null, clss, map);
} catch (Exception e) {
    throw new JAXBException(e);
TfromXML(JAXBContext context, String requestXML)
Unmarshalls the specified XML document to a call request object. 
StringReader sr = new StringReader(requestXML);
T result = null;
Unmarshaller um = context.createUnmarshaller();
result = (T) um.unmarshal(sr);
return result;
FilegenerateTemporarySchemaFile(JAXBContext context)
generate Temporary Schema File 
final File tempFile = File.createTempFile("jaxb-junit-report-schema", ".xsd");
context.generateSchema(new SchemaOutputResolver() {
    @Override
    public Result createOutput(String namespaceUri, String suggestedFileName) throws IOException {
        StreamResult result = new StreamResult(tempFile);
        result.setSystemId(tempFile.toURI().toURL().toString());
        return result;
});
return tempFile;
JAXBContextgetCachedContext(String pkg)
get Cached Context 
JAXBContext ctx = _ctxMap.get(pkg);
if (ctx == null) {
    ctx = JAXBContext.newInstance(pkg);
    _ctxMap.put(pkg, ctx);
return ctx;
JAXBContextgetContext()
get Context 
if (context == null) {
    context = JAXBContext.newInstance("org.opentestsystem.rdw.common.model.trt");
return context;
JAXBContextgetContext()
Returns the JAXBContext for this format. 
if (JAXB == null)
    initContext(Thread.currentThread().getContextClassLoader());
return JAXB;
JAXBContextgetContext()
get Context 
if (JAXB_CONTEXT == null) {
    throw new IllegalStateException("JAXB has not been initialized");
return JAXB_CONTEXT;