[jira] [Created] (BEAM-9740) User Defined Compression

["Kyoungha Min (Jira)" <ji...@apache.org>]

Kyoungha Min created BEAM-9740:
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             Summary: User Defined Compression
                 Key: BEAM-9740
                 URL: https://issues.apache.org/jira/browse/BEAM-9740
             Project: Beam
          Issue Type: Wish
          Components: sdk-java-core
            Reporter: Kyoungha Min


Some users, including myself, have asked for various compression types support.

Currently, the `org.apache.beam.sdk.io.Compression` is an enum type, which cannot be overridden by users.

Split up the interface so that users can feed their own user-defined  ComrpessionFactory.

```

public interface CompressionFactory extends Serializable {

ReadableByteChannel readDecompressed(ReadableByteChannel channel)
 throws IOException;
WritableByteChannel writeCompressed(WritableByteChannel channel)
 throws IOException;

String getSuggestedSuffix();

boolean isCompressed(String filename);

}

```

 

And the current 



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