September 2007
Intermediate to advanced
280 pages
6h 36m
English
book
Developing Web Services Using CICS, WMQ, and WMB
by Chris Rayns, David Carey, Andrew Gardner, Jenny Nott, Adrian Simcock
Content preview from Developing Web Services Using CICS, WMQ, and WMB
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Chapter 2. Service-oriented architecture and CICS 23
The major advantage of using channels and containers compared to using a
COMMAREA is that the length of a container can exceed the 32 KB limit for
COMMAREA data. CICS uses channels and containers to pass data between
the message handlers of a pipeline. This is discussed further in section 2.7,
“Channels and containers” on page 25.
2.6 Access to COMMAREA programs
The best practice in CICS application design for a number of years now has been
to separate key elements of the application into the following sub-categories:
– Client adapt or presentation logic
– Integration logic
– Business logic
–
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