vlsi commented on a change in pull request #2273:
URL: https://github.com/apache/calcite/pull/2273#discussion_r528531071
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File path: core/src/main/java/org/apache/calcite/adapter/clone/ArrayTable.java
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@@ -243,9 +242,9 @@ public static List asList(final Representation
representation,
/** Converts a value set into a compact representation. If
* {@code sources} is not null, permutes. */
- Object freeze(ColumnLoader.ValueSet valueSet, int[] sources);
+ Object freeze(ColumnLoader.ValueSet valueSet, int @Nullable [] sources);
Review comment:
Please read
https://docs.oracle.com/javase/specs/jls/se8/html/jls-9.html#jls-9.7.4 amd
https://github.com/vlsi/calcite/blob/checkerframework/site/develop/index.md#null-safety
`@Nullable int[]` and `int @Nullable []` are different.
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