Github user harshach commented on a diff in the pull request:

    https://github.com/apache/storm/pull/1687#discussion_r83280245
  
    --- Diff: 
examples/storm-starter/src/jvm/org/apache/storm/starter/trident/TridentKafkaClientWordCountWildcardTopics.java
 ---
    @@ -0,0 +1,51 @@
    +/*
    + * 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.starter.trident;
    +
    +import org.apache.storm.kafka.spout.KafkaSpoutStream;
    +import org.apache.storm.kafka.spout.KafkaSpoutStreams;
    +import org.apache.storm.kafka.spout.KafkaSpoutStreamsWildcardTopics;
    +import org.apache.storm.kafka.spout.KafkaSpoutTuplesBuilder;
    +import org.apache.storm.kafka.spout.KafkaSpoutTuplesBuilderWildcardTopics;
    +import org.apache.storm.tuple.Fields;
    +
    +import java.util.regex.Pattern;
    +
    +public class TridentKafkaClientWordCountWildcardTopics extends 
TridentKafkaClientWordCountNamedTopics {
    +    private static final String TOPIC_WILDCARD_PATTERN = 
"test-trident(-1)?";
    +
    +    public TridentKafkaClientWordCountWildcardTopics(String zkUrl, String 
brokerUrl) {
    +        super(zkUrl, brokerUrl);
    +    }
    +
    +    public static void main(String[] args) throws Exception {
    +        final String[] zkBrokerUrl = parseUrl(args);
    --- End diff --
    
    do we still need zookeeper config. This topology using new KafkaSpout right?


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