marin-ma commented on code in PR #12986:
URL: https://github.com/apache/gluten/pull/12986#discussion_r4027315416
##########
cpp/velox/shuffle/VeloxShuffleReader.cc:
##########
@@ -845,27 +845,31 @@
VeloxRssSortShuffleReaderDeserializer::VeloxInputStream::VeloxInputStream(
std::shared_ptr<arrow::io::InputStream> input,
facebook::velox::BufferPtr buffer)
: in_(std::move(input)), buffer_(std::move(buffer)) {
- next(true);
+ next(false);
}
bool VeloxRssSortShuffleReaderDeserializer::VeloxInputStream::hasNext() {
if (offset_ == 0) {
return false;
}
if (ranges()[0].position >= ranges()[0].size) {
- next(true);
+ next(false);
return offset_ != 0;
}
return true;
}
void VeloxRssSortShuffleReaderDeserializer::VeloxInputStream::next(bool
throwIfPastEnd) {
const uint32_t readBytes = buffer_->capacity();
- offset_ = in_->Read(readBytes, buffer_->asMutable<char>()).ValueOr(0);
- if (offset_ > 0) {
- int32_t realBytes = offset_;
- VELOX_CHECK_LT(0, realBytes, "Reading past end of file.");
- setRange({buffer_->asMutable<uint8_t>(), realBytes, 0});
+ offset_ = 0;
+ int64_t realBytes = in_->Read(readBytes,
buffer_->asMutable<char>()).ValueOr(0);
Review Comment:
Perhaps use `GLUTEN_ASSIGN_OR_THROW` here, and the check for `realBytes` can
be removed.
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