Using XML with Legacy Business Applications

DataCellDateMMsDDsYYYY Class

This class handles conversion to and from the date data type in MM/DD/YYYY format to the schema language date data type in ISO 8601 date format, that is, YYYY-MM-DD. In the MM/DD/YYYY format both the MM and the DD may be either one or two digits in length.

Note: Various library functions are available in Java and C++ that might make the implementation a bit more efficient than the one presented here. However, in the interest of keeping things simple for myself, as I'm implementing in both languages, I've chosen basic algorithms that work equally well in either language. All positions are expressed as offsets from the first character at position zero.

Also, remember that we're only putting enough validation into these ...