StephanEwen commented on a change in pull request #11307: [FLINK-16371]
[BulkWriter] Fix Hadoop Compression BulkWriter
URL: https://github.com/apache/flink/pull/11307#discussion_r388195525
##########
File path:
flink-formats/flink-compress/src/main/java/org/apache/flink/formats/compress/CompressWriterFactory.java
##########
@@ -42,33 +47,41 @@
private Extractor<IN> extractor;
private CompressionCodec hadoopCodec;
+ private String hadoopCodecName;
+ private Map<String, String> hadoopConfigurationMap;
public CompressWriterFactory(Extractor<IN> extractor) {
this.extractor = Preconditions.checkNotNull(extractor,
"extractor cannot be null");
+ this.hadoopConfigurationMap = new HashMap<>();
}
public CompressWriterFactory<IN> withHadoopCompression(String
hadoopCodecName) {
return withHadoopCompression(hadoopCodecName, new
Configuration());
}
public CompressWriterFactory<IN> withHadoopCompression(String
hadoopCodecName, Configuration hadoopConfiguration) {
- return withHadoopCompression(new
CompressionCodecFactory(hadoopConfiguration).getCodecByName(hadoopCodecName));
- }
+ this.hadoopCodecName = hadoopCodecName;
+
+ for (Map.Entry<String, String> entry : hadoopConfiguration) {
+ hadoopConfigurationMap.put(entry.getKey(),
entry.getValue());
+ }
- public CompressWriterFactory<IN> withHadoopCompression(CompressionCodec
hadoopCodec) {
- this.hadoopCodec = Preconditions.checkNotNull(hadoopCodec,
"hadoopCodec cannot be null");
return this;
}
@Override
public BulkWriter<IN> create(FSDataOutputStream out) throws IOException
{
- try {
- return (hadoopCodec != null)
- ? new HadoopCompressionBulkWriter<>(out,
extractor, hadoopCodec)
- : new NoCompressionBulkWriter<>(out, extractor);
- } catch (Exception e) {
- throw new IOException(e.getLocalizedMessage(), e);
+ if (StringUtils.isEmpty(hadoopCodecName)) {
+ return new NoCompressionBulkWriter<>(out, extractor);
+ }
+
+ initializeCompressionCodec();
+
+ if (hadoopCodec == null) {
+ throw new RuntimeException("Unable to load the provided
compression codec [" + hadoopCodecName + "]");
Review comment:
Should this be an `IOException`? A `RuntimeException` usually indicates a
bug, or something you don't expect to be handled.
----------------------------------------------------------------
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]
With regards,
Apache Git Services
