Migrating ECI V1 variable types to ECI V2
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The ECI V2 API that was introduced with CICS Transaction Gateway V7.2 provides a way for C applications to make use of the capabilities of the Gateway daemon, including request monitoring and dynamic server selection, which were previously only available to Java™ and JEE applications.
For applications which were previously written against the ECI V1 application there is a migration guide available as part of the Deve
If your application makes use of any of these types then they will need to be changed based on the table below:
With these changes made, the rest of the migration steps can be performed as described in the Redbooks publication, and when complete you'll be able to enjoy the benefits of the ECI V2 API while maintaining the business logic already contained within your applications.