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https://issues.apache.org/jira/browse/STORM-676?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15192053#comment-15192053
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ASF GitHub Bot commented on STORM-676:
--------------------------------------
Github user harshach commented on a diff in the pull request:
https://github.com/apache/storm/pull/1072#discussion_r55930541
--- Diff:
storm-core/src/jvm/org/apache/storm/trident/windowing/InMemoryWindowsStoreFactory.java
---
@@ -0,0 +1,37 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.storm.trident.windowing;
+
+/**
+ * InMemoryWindowsStoreFactory contains a single instance of {@code
InMemoryWindowsStore} which will be used for
+ * storing tuples and triggers of the window and successfully emitted
triggers can be removed from {@code StateUpdater}.
+ *
+ */
+public class InMemoryWindowsStoreFactory implements WindowsStoreFactory {
--- End diff --
is this intend to be singleton ?
> Storm Trident support for sliding/tumbling windows
> --------------------------------------------------
>
> Key: STORM-676
> URL: https://issues.apache.org/jira/browse/STORM-676
> Project: Apache Storm
> Issue Type: Improvement
> Components: storm-core
> Reporter: Sriharsha Chintalapani
> Assignee: Satish Duggana
> Fix For: 1.0.0, 2.0.0
>
> Attachments: StormTrident_windowing_support-676.pdf
>
>
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