TengHu commented on a change in pull request #12297:
URL: https://github.com/apache/flink/pull/12297#discussion_r439016010
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File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/windowing/assigners/TumblingProcessingTimeWindows.java
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@@ -107,7 +123,22 @@ public static TumblingProcessingTimeWindows of(Time size) {
* @return The time policy.
*/
public static TumblingProcessingTimeWindows of(Time size, Time offset) {
- return new TumblingProcessingTimeWindows(size.toMilliseconds(),
offset.toMilliseconds());
+ return new TumblingProcessingTimeWindows(size.toMilliseconds(),
offset.toMilliseconds(), WindowStagger.ALIGNED);
+ }
+
+ /**
+ * Creates a new {@code TumblingProcessingTimeWindows} {@link
WindowAssigner} that assigns
+ * elements to time windows based on the element timestamp, offset and
a staggering offset sampled
+ * from uniform distribution(0, window size) for each pane.
+ *
+ * @param size The size of the generated windows.
+ * @param offset The offset which window start would be shifted by.
+ * @param windowStagger The utility that produces staggering offset in
runtime.
+ *
+ * @return The time policy.
+ */
+ public static TumblingProcessingTimeWindows of(Time size, Time offset,
WindowStagger windowStagger) throws Exception {
Review comment:
Removed
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