protected ClassDescriptor buildStoredFunctionCallDescriptor() {
XMLDescriptor descriptor = new XMLDescriptor();
descriptor.setJavaClass(StoredFunctionCall.class);
descriptor.getInheritancePolicy().setParentClass(StoredProcedureCall.class);
descriptor.descriptorIsAggregate();
XMLCompositeObjectMapping storedFunctionResultMapping = new XMLCompositeObjectMapping();
storedFunctionResultMapping.setAttributeName("storedFunctionResult");
storedFunctionResultMapping.setReferenceClass(StoredProcedureOutArgument.class);
storedFunctionResultMapping.setAttributeAccessor(new StoredFunctionResultAccessor());