protected String buildColumnString() {
   StringBuilder sb = new StringBuilder();
   String delimiter = ", ";
   sb.append(delimiter).append(getIntegerNonDigitSum());
   if (sb.length() > delimiter.length()) {
     sb.delete(0, delimiter.length());
   }
   sb.insert(0, "{").append("}");
   return sb.toString();
 }
 protected String buildColumnString() {
   StringBuilder sb = new StringBuilder();
   String delimiter = ", ";
   sb.append(delimiter).append(getMemberId());
   sb.append(delimiter).append(getMemberName());
   sb.append(delimiter).append(xfUD(getBirthdate()));
   sb.append(delimiter).append(getMemberStatusName());
   if (sb.length() > delimiter.length()) {
     sb.delete(0, delimiter.length());
   }
   sb.insert(0, "{").append("}");
   return sb.toString();
 }