[GitHub] [cassandra] bereng commented on a change in pull request #1380: CASSANDRA-10537: CONTAINS and CONTAINS KEY support for Lightweight Transactions

[GitBox <gi...@apache.org>]

bereng commented on a change in pull request #1380:
URL: https://github.com/apache/cassandra/pull/1380#discussion_r785727675



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File path: src/java/org/apache/cassandra/cql3/conditions/ColumnCondition.java
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@@ -531,6 +534,25 @@ private static boolean setOrListAppliesTo(AbstractType<?> type, Iterator<Cell<?>
             return operator == Operator.EQ || operator == Operator.LTE || operator == Operator.GTE;
         }
 
+        private static boolean valueAppliesTo(Iterator<Cell<?>> iter, ByteBuffer value, boolean appliesToSetOrMapKeys)
+        {
+            while(iter.hasNext())
+            {
+                // for lists and map values we use the cell value; for sets and map keys we use the cell name
+                ByteBuffer cellValue = appliesToSetOrMapKeys ? iter.next().path().get(0) : iter.next().buffer();
+                int comparison = BytesType.instance.compare(cellValue, value);

Review comment:
       Wouldn't it be better to rely on the already existing `compareWithOperator()`?




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