alamb commented on a change in pull request #1041:
URL: https://github.com/apache/arrow-rs/pull/1041#discussion_r778775711
##########
File path: parquet/src/column/reader.rs
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@@ -440,63 +435,29 @@ impl<T: DataType> ColumnReaderImpl<T> {
Ok(true)
}
}
+}
- #[inline]
- fn read_rep_levels(&mut self, buffer: &mut [i16]) -> Result<usize> {
- let level_decoder = self
- .rep_level_decoder
- .as_mut()
- .expect("rep_level_decoder be set");
- level_decoder.get(buffer)
- }
-
- #[inline]
- fn read_def_levels(&mut self, buffer: &mut [i16]) -> Result<usize> {
- let level_decoder = self
- .def_level_decoder
- .as_mut()
- .expect("def_level_decoder be set");
- level_decoder.get(buffer)
- }
-
- #[inline]
- fn read_values(&mut self, buffer: &mut [T::T]) -> Result<usize> {
- let encoding = self
- .current_encoding
- .expect("current_encoding should be set");
- let current_decoder = self
- .decoders
- .get_mut(&encoding)
- .unwrap_or_else(|| panic!("decoder for encoding {} should be set",
encoding));
- current_decoder.get(buffer)
- }
-
- #[inline]
- fn configure_dictionary(&mut self, page: Page) -> Result<bool> {
- let mut encoding = page.encoding();
- if encoding == Encoding::PLAIN || encoding ==
Encoding::PLAIN_DICTIONARY {
- encoding = Encoding::RLE_DICTIONARY
- }
-
- if self.decoders.contains_key(&encoding) {
- return Err(general_err!("Column cannot have more than one
dictionary"));
+fn parse_v1_level(
+ max_level: i16,
+ num_buffered_values: u32,
+ encoding: Encoding,
+ buf: ByteBufferPtr,
+) -> Result<ByteBufferPtr> {
Review comment:
No, I was just curios
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