Chapter 15 DL Version

triangledriprockInternet and Web Development

Aug 7, 2012 (5 years and 1 month ago)

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©HCCS & IBM® 2008 Stephen Linkin

1

Messaging And
Queuing

Stephen S. Linkin

Houston Community College


© HCCS and IBM
2008

©HCCS & IBM® 2008 Stephen Linkin

2

What WebSphere MQ Is


Transactions At The Speed Of Light
Between Dissimilar Systems

©HCCS & IBM® 2008 Stephen Linkin

3

Synchronous Communication


Program To Program Synchronous
Model

©HCCS & IBM® 2008 Stephen Linkin

4

Asynchronous Communication


Program To Program Asynchronous
Model

©HCCS & IBM® 2008 Stephen Linkin

5

Message Types


Datagram


Request


Reply


Report


©HCCS & IBM® 2008 Stephen Linkin

6

Message Queues And The
Queue Manager


Queue Manager

©HCCS & IBM® 2008 Stephen Linkin

7

Message Queues And The
Queue Manager


Queue Manager


Types Of Message Queues


Local Queue


Remote Queue


Transmission Queue


Initiation Queue


Dead
-
letter Queue

©HCCS & IBM® 2008 Stephen Linkin

8

What Is A Channel?


Message channel


MQI channel

©HCCS & IBM® 2008 Stephen Linkin

9

How Transactional Integrity Is
Ensured.

©HCCS & IBM® 2008 Stephen Linkin

10

Interfacing With CICS, IMS,
Batch, Or TSO/E


CICS: The WebSphere MQ
-
CICS Bridge


IMS: The WebSphere MQ
-
IMS Bridge


Batch Or TSO/E

©HCCS & IBM® 2008 Stephen Linkin

11

Summary


Read The Redbook