@Override
public FormRowSet formatData(FormData formData) {
FormRowSet rowSet = null;
// get value
String id = getPropertyString(FormUtil.PROPERTY_ID);
if (id != null) {
String[] values = FormUtil.getElementPropertyValues(this, formData);
if (values != null && values.length > 0) {
// check for empty submission via parameter
String[] paramValues = FormUtil.getRequestParameterValues(this, formData);
if ((paramValues == null || paramValues.length == 0)
&& FormUtil.isFormSubmitted(this, formData)) {
values = new String[] {""};
}
// formulate values
String delimitedValue = FormUtil.generateElementPropertyValues(values);
// set value into Properties and FormRowSet object
FormRow result = new FormRow();
result.setProperty(id, delimitedValue);
rowSet = new FormRowSet();
rowSet.add(result);
}
}
return rowSet;
}
@Override
public FormData formatDataForValidation(FormData formData) {
String[] paramValues = FormUtil.getRequestParameterValues(this, formData);
if ((paramValues == null || paramValues.length == 0)
&& FormUtil.isFormSubmitted(this, formData)) {
String paramName = FormUtil.getElementParameterName(this);
formData.addRequestParameterValues(paramName, new String[] {""});
}
return formData;
}