Github user davidyan74 commented on a diff in the pull request:
https://github.com/apache/incubator-apex-core/pull/168#discussion_r45105004
--- Diff: api/src/main/java/com/datatorrent/api/Context.java ---
@@ -301,6 +301,12 @@
*/
int getId();
+ /**
+ * Return the number of windows before the next checkpoint including
the current window.
+ * @return Number of windows from checkpoint, 1 if the checkpoint will
be after the current window
+ */
+ int getWindowsFromCheckpoint();
--- End diff --
I think using an attribute is odd since this attribute would change all the
time (every single window), as opposed to other attributes, which are mostly
constant throughout the application execution.
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