| /** |
| * 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.trident; |
| |
| import java.util.Map; |
| import java.util.Set; |
| import org.apache.storm.generated.Bolt; |
| import org.apache.storm.generated.StormTopology; |
| import org.apache.storm.trident.operation.builtin.Count; |
| import org.apache.storm.trident.operation.builtin.Sum; |
| import org.apache.storm.trident.testing.FixedBatchSpout; |
| import org.apache.storm.trident.testing.Split; |
| import org.apache.storm.trident.testing.StringLength; |
| import org.apache.storm.tuple.Fields; |
| import org.apache.storm.tuple.Values; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class TestTridentTopology { |
| |
| private StormTopology buildTopology() { |
| FixedBatchSpout spout = new FixedBatchSpout(new Fields("sentence"), 3, |
| new Values("the cow jumped over the moon"), |
| new Values("the man went to the store and bought some candy"), |
| new Values("four score and seven years ago"), |
| new Values("how many apples can you eat")); |
| spout.setCycle(true); |
| |
| TridentTopology topology = new TridentTopology(); |
| topology.newStream("spout", spout) |
| //no name |
| .each(new Fields("sentence"), new Split(), new Fields("word")) |
| .partitionBy(new Fields("word")) |
| .name("abc") |
| .each(new Fields("word"), new StringLength(), new Fields("length")) |
| .partitionBy(new Fields("length")) |
| .name("def") |
| .aggregate(new Fields("length"), new Count(), new Fields("count")) |
| .partitionBy(new Fields("count")) |
| .name("ghi") |
| .aggregate(new Fields("count"), new Sum(), new Fields("sum")); |
| return topology.build(); |
| } |
| |
| @Test |
| public void testGenBoltId() { |
| Set<String> pre = null; |
| for (int i = 0; i < 100; i++) { |
| StormTopology topology = buildTopology(); |
| Map<String, Bolt> cur = topology.get_bolts(); |
| System.out.println(cur.keySet()); |
| if (pre != null) { |
| Assert.assertTrue("bold id not consistent with group name", pre.equals(cur.keySet())); |
| } |
| pre = cur.keySet(); |
| } |
| } |
| |
| } |