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https://issues.apache.org/jira/browse/STORM-1271?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15218157#comment-15218157
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ASF GitHub Bot commented on STORM-1271:
---------------------------------------
Github user abhishekagarwal87 commented on a diff in the pull request:
https://github.com/apache/storm/pull/1249#discussion_r57909562
--- Diff: storm-core/src/jvm/org/apache/storm/daemon/GrouperFactory.java ---
@@ -0,0 +1,110 @@
+/**
+ * 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
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.daemon;
+
+import com.google.common.collect.Ordering;
+import com.google.common.collect.Sets;
+
+import org.apache.storm.Thrift;
+import org.apache.storm.generated.Grouping;
+import org.apache.storm.grouping.CustomStreamGrouping;
+import org.apache.storm.grouping.LoadMapping;
+import org.apache.storm.task.WorkerTopologyContext;
+import org.apache.storm.tuple.Fields;
+import org.apache.storm.utils.Utils;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+import java.util.Set;
+
+public class GrouperFactory {
+
+ // A no-op grouper
+ public static Grouper DIRECT = new Grouper() {
--- End diff --
will do
> port backtype.storm.daemon.task to java
> ---------------------------------------
>
> Key: STORM-1271
> URL: https://issues.apache.org/jira/browse/STORM-1271
> Project: Apache Storm
> Issue Type: New Feature
> Components: storm-core
> Reporter: Robert Joseph Evans
> Assignee: Abhishek Agarwal
> Labels: java-migration, jstorm-merger
>
> helper functions for task data and sending tuples
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