container-common/src/main/java/com/streamsets/datacollector/http/SdcHashLoginService.java
@Override
  protected UserPrincipal loadUserInfo(String userName)
  {
    UserIdentity id = _userStore.getUserIdentity(userName);
    if (id != null)
    {
      return (UserPrincipal)id.getUserPrincipal();
    }

    return null;
  }
@Override
  protected UserPrincipal loadUserInfo(String userName)
  {
    UserIdentity id = _userStore.getUserIdentity(userName);
    if (id != null)
    {
      return (UserPrincipal)id.getUserPrincipal();
    }

    return null;
  }
/* ------------------------------------------------------------