private static StringBuilder makeDots(int count) {
      StringBuilder sb = new StringBuilder();
      for(int i = 0; i < count; i++) {
        sb.append('.');
      }
      return sb;
    }
Updates the job state percent and childid in the templeton storage. Update only
takes place for non-null values.
hcatalog/webhcat/svr/src/main/java/org/apache/hive/hcatalog/templeton/tool/LaunchMapper.java