}
if (hashKey == null) object = (T) mapper.load(persistentClass, key);
if (rangeKey == null)
object = (T) mapper.load(persistentClass, hashKey);
else
object = (T) mapper.load(persistentClass, hashKey, rangeKey);
if (object == null) return false;
// setting key for dynamodbMapper
mapper.delete(object);