Github user vesense commented on a diff in the pull request:
https://github.com/apache/storm/pull/1565#discussion_r70777166
--- Diff:
examples/storm-mongodb-examples/src/main/java/org/apache/storm/mongodb/topology/InsertWordCount.java
---
@@ -1,81 +1,81 @@
-/**
- * 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.mongodb.topology;
-
-import org.apache.storm.Config;
-import org.apache.storm.LocalCluster;
-import org.apache.storm.StormSubmitter;
-import org.apache.storm.topology.TopologyBuilder;
-import org.apache.storm.tuple.Fields;
-import org.apache.storm.mongodb.bolt.MongoInsertBolt;
-import org.apache.storm.mongodb.common.mapper.MongoMapper;
-import org.apache.storm.mongodb.common.mapper.SimpleMongoMapper;
-
-import java.util.HashMap;
-import java.util.Map;
-
-public class InsertWordCount {
- private static final String WORD_SPOUT = "WORD_SPOUT";
- private static final String COUNT_BOLT = "COUNT_BOLT";
- private static final String INSERT_BOLT = "INSERT_BOLT";
-
- private static final String TEST_MONGODB_URL =
"mongodb://127.0.0.1:27017/test";
- private static final String TEST_MONGODB_COLLECTION_NAME = "wordcount";
-
-
- public static void main(String[] args) throws Exception {
- Config config = new Config();
-
- String url = TEST_MONGODB_URL;
- String collectionName = TEST_MONGODB_COLLECTION_NAME;
-
- if (args.length >= 2) {
- url = args[0];
- collectionName = args[1];
- }
-
- WordSpout spout = new WordSpout();
- WordCounter bolt = new WordCounter();
-
- MongoMapper mapper = new SimpleMongoMapper()
- .withFields("word", "count");
-
- MongoInsertBolt insertBolt = new MongoInsertBolt(url,
collectionName, mapper);
-
- // wordSpout ==> countBolt ==> MongoInsertBolt
- TopologyBuilder builder = new TopologyBuilder();
-
- builder.setSpout(WORD_SPOUT, spout, 1);
- builder.setBolt(COUNT_BOLT, bolt, 1).shuffleGrouping(WORD_SPOUT);
- builder.setBolt(INSERT_BOLT, insertBolt,
1).fieldsGrouping(COUNT_BOLT, new Fields("word"));
-
-
- if (args.length == 2) {
- LocalCluster cluster = new LocalCluster();
- cluster.submitTopology("test", config,
builder.createTopology());
- Thread.sleep(30000);
- cluster.killTopology("test");
- cluster.shutdown();
- System.exit(0);
- } else if (args.length == 3) {
- StormSubmitter.submitTopology(args[2], config,
builder.createTopology());
- } else{
- System.out.println("Usage: InsertWordCount <mongodb url>
<mongodb collection> [topology name]");
- }
- }
-}
+/**
--- End diff --
it's strange. I just move the file to the new folder like other external
projects. no code changes.
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