public PrivilegedSubject getPrivilegedSubject(String subjectTypeId, String subjectId) throws ObjectNotFoundException
public PrivilegedSubject getPrivilegedSubject(Subject subject)
  public PrivilegedSubject getPrivilegedSubject(String subjectTypeId,      String subjectId) throws ObjectNotFoundException  {    Subject subject = getSubject(subjectTypeId, subjectId);    PrivilegedSubject pSubject = new PrivilegedSubjectImpl(this, subject);    return pSubject;  }