rdblue commented on a change in pull request #1963:
URL: https://github.com/apache/iceberg/pull/1963#discussion_r579890346
##########
File path: core/src/main/java/org/apache/iceberg/avro/ValueWriters.java
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@@ -135,145 +150,145 @@ private NullWriter() {
@Override
public void write(Void ignored, Encoder encoder) throws IOException {
- encoder.writeNull();
+ throw new IllegalStateException("[BUG] NullWriter shouldn't be used for
writing nulls for Avro");
}
- }
- private static class BooleanWriter implements ValueWriter<Boolean> {
- private static final BooleanWriter INSTANCE = new BooleanWriter();
+ @Override
+ public Stream<FieldMetrics> metrics() {
+ throw new IllegalStateException("[BUG] NullWriter shouldn't be used for
writing nulls for Avro");
Review comment:
Let's default this to `Stream.empty()` so that it won't fail.
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