import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-
abstract class ContextReferenceExtractor {
-
private static final Logger LOG = LoggerFactory.getLogger(ContextReferenceExtractor.class);
private static final ContextReferenceExtractor NULL_EXTRACTOR = new ContextReferenceExtractor() {
}
};
-
private static final LoadingCache<Class<?>, ContextReferenceExtractor> EXTRACTORS = CacheBuilder.newBuilder()
.weakKeys().build(new CacheLoader<Class<?>, ContextReferenceExtractor>() {
* Extract context-reference (Instance Identifier) from
* Binding DataObject.
*
- * @param obj DataObject from which context reference
- * should be extracted.
+ * @param obj DataObject from which context reference should be extracted.
*
- * @return Instance Identifier representing context reference
- * or null, if data object does not contain context reference.
+ * @return Instance Identifier representing context reference or null, if data object does not contain
+ * context reference.
*/
abstract @Nullable InstanceIdentifier<?> extract(DataObject obj);
- private static @Nonnull ContextReferenceExtractor create(final Class<?> key) {
+ @Nonnull
+ private static ContextReferenceExtractor create(final Class<?> key) {
final Method contextGetter = getContextGetter(key);
if (contextGetter == null) {
return NULL_EXTRACTOR;
return NULL_EXTRACTOR;
}
- private static @Nullable Method findGetValueMethod(final Class<?> type, final Class<?> returnType) {
+ @Nullable
+ private static Method findGetValueMethod(final Class<?> type, final Class<?> returnType) {
try {
final Method method = type.getMethod(GET_VALUE_NAME);
- if(returnType.equals(method.getReturnType())) {
+ if (returnType.equals(method.getReturnType())) {
return method;
}
} catch (final NoSuchMethodException e) {
}
return null;
}
-
-
-
}