jihoonson commented on a change in pull request #10383:
URL: https://github.com/apache/druid/pull/10383#discussion_r487371583
##########
File path: core/src/main/java/org/apache/druid/data/input/impl/JsonReader.java
##########
@@ -49,41 +55,99 @@
boolean keepNullColumns
)
{
- super(inputRowSchema, source);
+ this.inputRowSchema = inputRowSchema;
+ this.source = source;
this.flattener = ObjectFlatteners.create(flattenSpec, new
JSONFlattenerMaker(keepNullColumns));
this.mapper = mapper;
}
- @Override
- public List<InputRow> parseInputRows(String line) throws IOException,
ParseException
- {
- final JsonNode document = mapper.readValue(line, JsonNode.class);
- final Map<String, Object> flattened = flattener.flatten(document);
- return
Collections.singletonList(MapInputRowParser.parse(getInputRowSchema(),
flattened));
- }
@Override
- public Map<String, Object> toMap(String intermediateRow) throws IOException
+ public CloseableIterator<InputRow> read() throws IOException
{
- //noinspection unchecked
- return mapper.readValue(intermediateRow, Map.class);
+ final MappingIterator<JsonNode> delegate = mapper.readValues(
+ new JsonFactory().createParser(this.source.open()),
Review comment:
The `parser` created from `JsonFactory` is `Closeable` which should be
closed when the below `CloseableIterator` is closed.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
[email protected]
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
