Function AppendDecimalBatch

cpp/src/arrow/adapters/orc/util.cc:246–273

}

Status AppendDecimalBatch(const liborc::Type* type,
                          liborc::ColumnVectorBatch* column_vector_batch, int64_t offset,
                          int64_t length, ArrayBuilder* abuilder) {
  auto builder = checked_cast<Decimal128Builder*>(abuilder);

  const bool has_nulls = column_vector_batch->hasNulls;
  if (type->getPrecision() == 0 || type->getPrecision() > 18) {
    auto batch = checked_cast<liborc::Decimal128VectorBatch*>(column_vector_batch);
    for (int64_t i = offset; i < length + offset; i++) {
      if (!has_nulls || batch->notNull[i]) {
        RETURN_NOT_OK(builder->Append(
            Decimal128(batch->values[i].getHighBits(), batch->values[i].getLowBits())));
      } else {
        RETURN_NOT_OK(builder->AppendNull());
      }
    }
  } else {
    auto batch = checked_cast<liborc::Decimal64VectorBatch*>(column_vector_batch);
    for (int64_t i = offset; i < length + offset; i++) {
      if (!has_nulls || batch->notNull[i]) {
        RETURN_NOT_OK(builder->Append(Decimal128(batch->values[i])));
      } else {
        RETURN_NOT_OK(builder->AppendNull());
      }
    }
  }
  return Status::OK();
}

template <typename UnionBuilderType>
Status AppendUnionBatchInternal(const liborc::Type* type,