public void setRangeSearchValueInternal(String minDate, String maxDate, String format) {
   SimpleDateFormat dateFormat = new SimpleDateFormat(format);
   try {
     searchDateField.setSearchValue(toXmlCalendar(dateFormat.parse(minDate)));
     searchDateField.setSearchValue2(toXmlCalendar(dateFormat.parse(maxDate)));
   } catch (ParseException e) {
     throw soften(e);
   }
 }
 public void setDateSearchValueInternal(String date, String format) {
   try {
     searchDateField.setSearchValue(toXmlCalendar(new SimpleDateFormat(format).parse(date)));
   } catch (ParseException e) {
     throw soften(e);
   }
 }
 public void setPredefinedSearchValue(String predefinedSearchValue) {
   searchDateField.setPredefinedSearchValue(SearchDate.fromValue(predefinedSearchValue));
 }
 public void setOperation(String opertion) {
   searchDateField.setOperator(SearchDateFieldOperator.fromValue(opertion));
 }