code: public LauncherTypeEnum getLauncherType() {
      return Enums.getIfPresent(LauncherTypeEnum.class,
          this.getProp(ConfigurationKeys.JOB_LAUNCHER_TYPE_KEY, JobLauncherFactory.JobLauncherType.LOCAL.name()))
          .or(LauncherTypeEnum.LOCAL);
    }
docs: Get the {@link LauncherTypeEnum} for this {@link JobState}.