private Entity readEntityInternal(final UriInfoResource uriInfo, final EdmEntitySet entitySet)
throws DataProvider.DataProviderException {
// This method will extract the key values and pass them to the data provider
final UriResourceEntitySet resourceEntitySet =
(UriResourceEntitySet) uriInfo.getUriResourceParts().get(0);
return dataProvider.read(entitySet, resourceEntitySet.getKeyPredicates());
}
public static EdmEntitySet getEdmEntitySet(UriInfoResource uriInfo)
throws ODataApplicationException {
List<UriResource> resourcePaths = uriInfo.getUriResourceParts();
// To get the entity set we have to interpret all URI segments
if (!(resourcePaths.get(0) instanceof UriResourceEntitySet)) {
// Here we should interpret the whole URI but in this example we do not support navigation so
// we throw an
// exception
throw new ODataApplicationException(
"Invalid resource type for first segment.",
HttpStatusCode.NOT_IMPLEMENTED.getStatusCode(),
Locale.ENGLISH);
}
UriResourceEntitySet uriResource = (UriResourceEntitySet) resourcePaths.get(0);
return uriResource.getEntitySet();
}
private void checkExpand(UriInfoResource queryInfo) {
if (queryInfo.getExpandOption() != null
&& !queryInfo.getExpandOption().getExpandItems().isEmpty()) {
throw new UnsupportedOperationException("Expand is not supported"); // $NON-NLS-1$
}
}