How do I parse form field values from the HTTP request?

Q: I have a pdf with a lot of fields (radioboxes and textboxes). By
clicking a send button the fields are send to an aspx site. Do you
have any idea how can I get the value of the fields from the http
A: What is the format (the type of form 'submit' action) used to
represent PDF form data? If you receive data using FDF (Forms Data
Format) you can use pdftron.FDF.FDFDoc to parse the bytestream and
extract field values. For a concrete example, please take a look at
FDF sample project (