suneet-s commented on a change in pull request #10651:
URL: https://github.com/apache/druid/pull/10651#discussion_r537732127
##########
File path:
indexing-service/src/main/java/org/apache/druid/indexing/overlord/sampler/InputSourceSampler.java
##########
@@ -103,90 +103,102 @@ public SamplerResponse sample(
final File tempDir = FileUtils.createTempDir();
closer.register(() -> FileUtils.deleteDirectory(tempDir));
- final InputSourceReader reader = buildReader(
- nonNullSamplerConfig,
- nonNullDataSchema,
- inputSource,
- inputFormat,
- tempDir
- );
- try (final CloseableIterator<InputRowListPlusRawValues> iterator =
reader.sample();
- final IncrementalIndex<Aggregator> index =
buildIncrementalIndex(nonNullSamplerConfig, nonNullDataSchema);
- final Closer closer1 = closer) {
- List<SamplerResponseRow> responseRows = new
ArrayList<>(nonNullSamplerConfig.getNumRows());
- int numRowsIndexed = 0;
-
- while (responseRows.size() < nonNullSamplerConfig.getNumRows() &&
iterator.hasNext()) {
- final InputRowListPlusRawValues inputRowListPlusRawValues =
iterator.next();
-
- final List<Map<String, Object>> rawColumnsList =
inputRowListPlusRawValues.getRawValuesList();
-
- final ParseException parseException =
inputRowListPlusRawValues.getParseException();
- if (parseException != null) {
- if (rawColumnsList != null) {
- // add all rows to response
- responseRows.addAll(rawColumnsList.stream()
- .map(rawColumns -> new
SamplerResponseRow(rawColumns, null, true, parseException.getMessage()))
- .collect(Collectors.toList()));
- } else {
- // no data parsed, add one response row
- responseRows.add(new SamplerResponseRow(null, null, true,
parseException.getMessage()));
+ try {
+ final InputSourceReader reader = buildReader(
+ nonNullSamplerConfig,
+ nonNullDataSchema,
+ inputSource,
+ inputFormat,
+ tempDir
+ );
Review comment:
@egor-ryashin Can you add a test that shows what happens when an error
is thrown when building an InputSourceReader
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