final Annotation annotation = field.getAnnotation(ProtobufAttribute.class);
if (annotation == null)
{
continue;
}
final ProtobufAttribute gpbAnnotation = (ProtobufAttribute)annotation;
protoBufFields.put(field, gpbAnnotation);
}
// Caching to increase speed
CLASS_TO_FIELD_MAP_CACHE.put(fromClazz.getCanonicalName(), protoBufFields);