Provides a file base interface to Testkey calculation.
Processes an input file which can contain multiple messages.
Continuous operation is available as the system will process any files appearing in a specified location.
Output files are written to a specified location.
Non tested messages can be included and are processed accordingly.
Output dirctories are configurable for different types of message.
Header and footer information can be included in output messages.
Documentation for API21 is included in the TelexTester manual, available here.