[GitHub] [incubator-dolphinscheduler] chengshiwen edited a comment on pull request #4270: [Improvement] Refactor code to support tracing

[GitBox <gi...@apache.org>]

chengshiwen edited a comment on pull request #4270:
URL: https://github.com/apache/incubator-dolphinscheduler/pull/4270#issuecomment-748742967


   @hailin0 If you are sure that `fall through` is required, you should add the specified comment, for examples:
   ```
    switch (i) {
      case 1:
        i++; // fall through
      case 2:
        i++;
        // fallthru
      case 3: {
        i++;
      }
      /* fall-thru */
   }
   ```


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