wgtmac commented on code in PR #3269:
URL: https://github.com/apache/parquet-java/pull/3269#discussion_r2305842515
##########
parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileWriter.java:
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@@ -1804,14 +1804,27 @@ private static void copy(SeekableInputStream from,
PositionOutputStream to, long
* @throws IOException if there is an error while writing
*/
public void end(Map<String, String> extraMetaData) throws IOException {
+ final long footerStart = out.getPos();
+
+ // Build the footer metadata) in memory using the helper stream
+ InMemoryPositionOutputStream buffer = new
InMemoryPositionOutputStream(footerStart);
Review Comment:
These solutions are all sound like workaround for avoiding failures but
actually those failures may eventually emerge. I think what the downstream
projects need is to know the writer has failed and gracefully handle the error
(not to get yet another exception).
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