public int compare(Object obj1, Object obj2) {
   OnAdmissionSummaryVo voObj1 = (OnAdmissionSummaryVo) obj1;
   OnAdmissionSummaryVo voObj2 = (OnAdmissionSummaryVo) obj2;
   return direction * (voObj1.compareTo(voObj2, this.caseInsensitive));
 }