Github user mxm commented on a diff in the pull request:
https://github.com/apache/flink/pull/1453#discussion_r47895592
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/state/StateHandle.java ---
@@ -43,4 +43,15 @@
* used any more.
*/
void discardState() throws Exception;
+
+ /**
+ * Returns the size of the state in bytes.
+ *
+ * <p>If the the size is not known, return <code>0</code>.
+ *
+ * @return Size of the state in bytes.
+ *
--- End diff --
New line which could be removed for consistency.
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