private Iterable<Metadata<Extension>> getExtensions(
ClassLoader classLoader, Bootstrap bootstrap) {
Set<Metadata<Extension>> result = new HashSet<Metadata<Extension>>();
if (discoveryEnabled) {
Iterables.addAll(result, bootstrap.loadExtensions(classLoader));
}
if (!extensions.isEmpty()) {
result.addAll(extensions);
}
// Ensure that WeldSEBeanRegistrant is present
WeldSEBeanRegistrant weldSEBeanRegistrant = null;
for (Metadata<Extension> metadata : result) {
if (metadata.getValue().getClass().getName().equals(WeldSEBeanRegistrant.class.getName())) {
weldSEBeanRegistrant = (WeldSEBeanRegistrant) metadata.getValue();
break;
}
}
if (weldSEBeanRegistrant == null) {
try {
weldSEBeanRegistrant = SecurityActions.newInstance(WeldSEBeanRegistrant.class);
result.add(
new MetadataImpl<Extension>(
weldSEBeanRegistrant,
SYNTHETIC_LOCATION_PREFIX + WeldSEBeanRegistrant.class.getName()));
} catch (Exception e) {
throw new RuntimeException(e);
}
}
if (!beanBuilders.isEmpty()) {
weldSEBeanRegistrant.setBeanBuilders(beanBuilders);
}
return result;
}
private static <T> Map<T, Metadata<T>> createMetadataMap(
List<Metadata<T>> metadata, ValidatorMessage specifiedTwiceMessage) {
Map<T, Metadata<T>> result = new HashMap<T, Metadata<T>>();
for (Metadata<T> value : metadata) {
if (result.containsKey(value.getValue())) {
throw new DeploymentException(specifiedTwiceMessage, metadata);
}
result.put(value.getValue(), value);
}
return result;
}
private static Iterable adapt(Iterable iterable) {
if (weldSL) {
List<Object> list = new ArrayList<Object>();
for (Object o : iterable) {
Metadata md = (Metadata) o;
list.add(md.getValue());
}
return list;
} else {
return iterable;
}
}
public Metadata<Class<? extends T>> apply(Metadata<String> from) {
String location = from.getLocation();
try {
return new MetadataImpl<Class<? extends T>>(
Reflections.<Class<? extends T>>cast(resourceLoader.classForName(from.getValue())),
location);
} catch (ResourceLoadingException e) {
throw new ResourceLoadingException(
e.getMessage() + "; location: " + location, e.getCause());
} catch (Exception e) {
throw new ResourceLoadingException(e.getMessage() + "; location: " + location, e);
}
}