ccciudatu commented on a change in pull request #13572:
URL: https://github.com/apache/beam/pull/13572#discussion_r546413302
##########
File path:
sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/meta/provider/kafka/BeamKafkaThriftTable.java
##########
@@ -74,55 +92,81 @@ private static Schema thriftSchema(
@Override
protected PTransform<PCollection<KV<byte[], byte[]>>, PCollection<Row>>
getPTransformForInput() {
- final @NonNull SchemaProvider schemaProvider = ThriftSchema.provider();
- return new PTransform<PCollection<KV<byte[], byte[]>>, PCollection<Row>>()
{
- @Override
- @SuppressWarnings("nullness")
- public PCollection<Row> expand(PCollection<KV<byte[], byte[]>> input) {
- return input
- .apply(Values.create())
-
.apply(MapElements.into(typeDescriptor).via(BeamKafkaThriftTable.this::decode))
- .setSchema(
- schema,
- typeDescriptor,
- schemaProvider.toRowFunction(typeDescriptor),
- schemaProvider.fromRowFunction(typeDescriptor))
- .apply(Convert.toRows());
- }
- };
+ return new InputTransformer(typeDescriptor, coder, schema);
}
- private T decode(byte[] bytes) {
- try {
- return thriftCoder.decode(new ByteArrayInputStream(bytes));
- } catch (IOException e) {
- throw new IllegalStateException(e);
+ private static class InputTransformer<T extends TBase<?, ?>>
Review comment:
Just pushed another fixup for this. It's pretty big and I'll try to draw
your attention to the potentially dangerous/incompatible changes.
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