@SuppressWarnings("unchecked")
@Override
public String toString(Object value) throws T2DBException {
String result = null;
try {
if (!isRestricted() || values.containsKey(value)) result = scanner.toString((T) value);
} catch (Exception e) {
throw T2DBMsg.exception(e, D.D10114, value, getName());
}
return result;
}
@Override
public T scan(String value) throws T2DBException {
T result = null;
if (value != null && value.length() == 0 && !isRestricted()) value = null;
if (value != null) {
result = scanner.scan(value);
if (result == null) {
// interpret value "" as null, except for String
if (value.length() != 0) throw T2DBMsg.exception(D.D10114, value, getName());
} else check(result);
}
return result;
}
@Override
public String getExternalRepresentation() {
if (keyword == null) return scanner.getClass().getName();
else return keyword.name();
}
@Override
public Class<T> getType() {
return scanner.getType();
}