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https://issues.apache.org/jira/browse/ROCKETMQ-104?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15885023#comment-15885023
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ASF GitHub Bot commented on ROCKETMQ-104:
-----------------------------------------

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

    https://github.com/apache/incubator-rocketmq/pull/65#discussion_r103126511
  
    --- Diff: 
tools/src/main/java/org/apache/rocketmq/tools/command/offset/ResetOffsetByTimeCommand.java
 ---
    @@ -22,25 +22,16 @@
     import org.apache.commons.cli.CommandLine;
     import org.apache.commons.cli.Option;
     import org.apache.commons.cli.Options;
    -import org.apache.commons.cli.PosixParser;
     import org.apache.rocketmq.client.exception.MQClientException;
     import org.apache.rocketmq.common.UtilAll;
     import org.apache.rocketmq.common.message.MessageQueue;
     import org.apache.rocketmq.common.protocol.ResponseCode;
     import org.apache.rocketmq.remoting.RPCHook;
    -import org.apache.rocketmq.srvutil.ServerUtil;
     import org.apache.rocketmq.tools.admin.DefaultMQAdminExt;
     import org.apache.rocketmq.tools.command.SubCommand;
    +import org.apache.rocketmq.tools.command.SubCommandException;
     
     public class ResetOffsetByTimeCommand implements SubCommand {
    -    public static void main(String[] args) {
    --- End diff --
    
    +1


> Make MQAdmin commands throw exceptions
> --------------------------------------
>
>                 Key: ROCKETMQ-104
>                 URL: https://issues.apache.org/jira/browse/ROCKETMQ-104
>             Project: Apache RocketMQ
>          Issue Type: Improvement
>            Reporter: Roman Shtykh
>            Assignee: Roman Shtykh
>
> *Why to throw exceptions?*
> With the current implementation you don't know if the command fails unless 
> you look at console. This is one reason why errors in unit tests like in 
> ROCKETMQ-77 can go unnoticed.
> If stack tracing is still needed, we can add logging when throwing exceptions.



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