Using XML with Legacy Business Applications

Requirements

This utility converts a flat file containing one or more logical documents to one or more XML instance documents, each representing a single logical document. Here's a summary of the required functionality.

• Inputs: A flat file in fixed or variable length format, with each field having a fixed length. A specific field in each record contains a record identifier. The input flat file may consist of more than one logical document. The second input is a file description document (as discussed in Chapter 6) that describes the flat file and the grammar of the XML document to be produced.

• Processing: An Element is created in the output document for each logical group of records in the flat file, and each input flat file record is written ...