2.1.5 CICS/ESA DPL to ATMI Request/Response Server, Service in Autonomous Transaction
Figure 2-5 DMCONFIG File Entry
![DMCONFIG File Entry DMCONFIG File Entry](img/prog-2.1.05.jpg)
- User-entered
H0PL
invokesMIRRDPLC
program. - The
EXEC CICS LINK
command causes the advertised service mapped toMIRRDPLS
(in the DM_LOCAL_SERVICES section of the DMCONFIG file) to execute. TheSYNCONRETURN
option indicates that the invoked service will not participate in the CICS/ESA transaction. - The
MIRROR
service requesttpbegin
incorporates all further operations in a transaction. - The
MIRROR
service processes the data. - The
tpcommit
indicates the end of the transaction; all updates performed within the service transaction are to be committed. - The
tpreturn
call returns the data into thecommarea
buffer. - The
EXEC CICS SYNCPOINT
is an explicit commit request. All updated resources in the CICS/ESA transaction are committed.
Parent topic: Distributed Program Link (DPL) Examples