rdblue commented on code in PR #11904:
URL: https://github.com/apache/iceberg/pull/11904#discussion_r1924391656
##########
parquet/src/main/java/org/apache/iceberg/parquet/ParquetValueWriters.java:
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@@ -330,6 +361,37 @@ public void write(int repetitionLevel, CharSequence value)
{
}
}
+ private static class UUIDWriter extends PrimitiveWriter<UUID> {
+ private static final ThreadLocal<ByteBuffer> BUFFER =
+ ThreadLocal.withInitial(
+ () -> {
+ ByteBuffer buffer = ByteBuffer.allocate(16);
+ buffer.order(ByteOrder.BIG_ENDIAN);
+ return buffer;
+ });
+
+ private UUIDWriter(ColumnDescriptor desc) {
+ super(desc);
+ }
+
+ @Override
+ public void write(int repetitionLevel, UUID value) {
+ ByteBuffer buffer = UUIDUtil.convertToByteBuffer(value, BUFFER.get());
+ column.writeBinary(repetitionLevel, Binary.fromReusedByteBuffer(buffer));
+ }
+ }
+
+ public static class RecordWriter<T extends StructLike> extends
StructWriter<T> {
Review Comment:
Rather than adding a public class, can you add a factory method for this?
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