Github user srdo commented on a diff in the pull request:
https://github.com/apache/storm/pull/2218#discussion_r129121999
--- Diff:
storm-client/src/jvm/org/apache/storm/topology/IStatefulWindowedBolt.java ---
@@ -15,12 +15,33 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
+
package org.apache.storm.topology;
import org.apache.storm.state.State;
/**
- * A windowed bolt abstraction for supporting windowing operation with
state
+ * A windowed bolt abstraction for supporting windowing operation with
state.
*/
public interface IStatefulWindowedBolt<T extends State> extends
IStatefulComponent<T>, IWindowedBolt {
+ /**
+ * If the stateful windowed bolt should have its windows persisted in
state and maintain a subset
+ * (recent events) in memory.
+ * <p>
--- End diff --
Nit: On purpose that there are two paragraph tags here?
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