rdblue commented on a change in pull request #2114:
URL: https://github.com/apache/iceberg/pull/2114#discussion_r560501016
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File path:
spark/src/main/java/org/apache/iceberg/spark/source/RowDataRewriter.java
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@@ -103,8 +103,8 @@ public RowDataRewriter(Table table, PartitionSpec spec,
boolean caseSensitive,
OutputFileFactory fileFactory = new OutputFileFactory(
spec, format, locations, io.value(), encryptionManager.value(),
partitionId, taskId);
- TaskWriter<InternalRow> writer;
- if (spec.fields().isEmpty()) {
+ final TaskWriter<InternalRow> writer;
Review comment:
Iceberg doesn't use `final` because it is unlikely that this actually
helps. In Java 8, final detection is quite good, which is why non-final
variables can be used in closures and lambdas. And final doesn't produce
different byte code so it can't do much to help at runtime.
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