code: Class<? extends IJsonMarshaller> getMarshallerAnnotation(Annotation[] annotations) {
  		JsonUnmarshaller ju = getJsonUnmarshallerAnnotation(annotations);
  		return (ju != null) ? ju.value() : null;
  	}
docs: If argument is annotated with JsonUnmarshaller annotation, get the JsonUnmarshaller class
  
  @param annotations
  @param paramType
  @return