/**
* Returns a list of response variants based on the annotation value.
*
* @param metadataService The metadata service to use.
* @param converterService The converter service to use.
* @return A list of response variants.
*/
@SuppressWarnings("unchecked")
public List<Variant> getResponseVariants(
MetadataService metadataService, org.restlet.service.ConverterService converterService) {
List<Variant> result = null;
if ((getJavaOutputType() != null)
&& (getJavaOutputType() != void.class)
&& (getJavaOutputType() != Void.class)) {
result = getVariants(metadataService, getOutput());
if (result == null) {
result = (List<Variant>) converterService.getVariants(getJavaOutputType(), null);
}
}
return result;
}
/**
* Returns a list of request variants based on the annotation value.
*
* @param metadataService The metadata service to use.
* @return A list of request variants.
*/
@SuppressWarnings("unchecked")
public List<Variant> getRequestVariants(
MetadataService metadataService, org.restlet.service.ConverterService converterService) {
List<Variant> result = null;
Class<?>[] classes = getJavaInputTypes();
if (classes != null && classes.length >= 1) {
result = getVariants(metadataService, getInput());
if (result == null) {
Class<?> inputClass = classes[0];
result = (List<Variant>) converterService.getVariants(inputClass, null);
}
}
return result;
}
/**
* Handles an object entity. Automatically serializes the object using the {@link
* org.restlet.service.ConverterService}.
*
* @param method The request method to use.
* @param entity The object entity to post.
* @param resultClass The class of the response entity.
* @return The response object entity.
* @throws ResourceException
*/
private <T> T handle(Method method, Object entity, Class<T> resultClass)
throws ResourceException {
T result = null;
org.restlet.service.ConverterService cs = getConverterService();
ClientInfo clientInfo = getClientInfo();
if (clientInfo.getAcceptedMediaTypes().isEmpty()) {
cs.updatePreferences(clientInfo.getAcceptedMediaTypes(), resultClass);
}
Representation requestEntity = null;
if (entity != null) {
List<? extends Variant> variants = cs.getVariants(entity.getClass(), null);
requestEntity =
toRepresentation(entity, clientInfo.getPreferredVariant(variants, getMetadataService()));
}
result = toObject(handle(method, requestEntity, clientInfo), resultClass);
return result;
}