[GitHub] [causeway] danhaywood commented on a diff in pull request #1843: Causeway 3557

["danhaywood (via GitHub)" <gi...@apache.org>]

danhaywood commented on code in PR #1843:
URL: https://github.com/apache/causeway/pull/1843#discussion_r1305675482


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commons/src/main/java/org/apache/causeway/commons/collections/Can.java:
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@@ -59,8 +59,10 @@
  * <p>
  * Same idiomatic convention applies: References to {@link Can}
  * should never be initialized to {@code null}.
+ *
  * <p>
- * A {@link Can} must not contain elements equal to {@code null}.
+ * <b>IMPORTANT:</b>A {@link Can} must not contain elements equal to {@code null}.  If you want to store a null within

Review Comment:
   updated in subsequent commit direct to `master`.



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