Business Process Integration Using “Virtual Users” – Risks and Rewards

In the context of modernizing character-based screens (a.k.a. 5250 screens in the IBM i world), the concept of “virtual users” refers to the technique of “wrapping” an existing 5250 interactive application with code that intercepts and controls the 5250 data stream. The technique can be implemented in a “batch” program, without any required access to …

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