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Changing the transaction ID...................560
Telling CICS whether to route or terminate a DPL request........560
If an error occurs in route selection ................561
Invoking the dynamic routing program at end of routed requests .....561
Modifying the application’s input communications area .........561
Monitoring the application’s output communications area ........562
Some processing considerations .................562
Unit of work considerations ...................562
Parameters passed to the dynamic routing program ...........562
Naming your dynamic routing program ................573
Testing your dynamic routing program ................573
Dynamic transaction routing sample programs .............574
Chapter 17. Writing a distributed routing program ..........575
Differences from the dynamic routing interface .............576
Distributed routing of BTS activities .................577
Which BTS activities can be dynamically routed? ...........577
When the distributed routing program is invoked ...........578
Changing the target CICS region .................579
Telling CICS whether to route the activity ..............579
If an error occurs in route selection ................579
Invoking the distributed routing program on the target region.......580
Some processing considerations .................580
Routing of non-terminal-related START requests ............581
Which requests can be dynamically routed? .............581
When the distributed routing program is invoked ...........582
Changing the target CICS region .................583
Telling CICS whether to route the request..............583
If an error occurs in route selection ................584
Invoking the distributed routing program on the target region.......584
Some processing considerations .................584
Parameters passed to the distributed routing program ..........585
Naming your distributed routing program ...............593
Distributed transaction routing sample programs ............593
Chapter 18. Writing a CICS–DBCTL interface status program ......595
The sample program and copy book ................596
Chapter 19. Writing a 3270 bridge exit program ...........599
Chapter 20. Writing a security exit program for IIOP .........601
Chapter 21. Writing a program to tailor JVM execution environment
variables..........................603
Environment variables ......................603
Part 4. Customizing the XRF overseer program ................607
Chapter 22. The extended recovery facility overseer program ......609
The sample overseer program ...................609
The functions of the sample program ...............609
How the sample overseer program interfaces with CICS ........613
How to tell the overseer which actives and alternates to monitor .....613
The DFHWOSM macros .....................614
The DFHWOSM tokens ....................615
DFHWOSM FUNC=BUILD macro ................615
xii CICS TS for OS/390: CICS Customization Guide