O'Reilly - Java Message Service

Table of Contents
Preface ..............................................................................................................................1
What Is the Java Message Service?.................................................................................1
Who Should Read This Book?........................................................................................1
Organization...................................................................................................................2
Software and Versions ....................................................................................................3
Conventions ...................................................................................................................4
Comments and Questions ...............................................................................................4
Acknowledgments..........................................................................................................5
Chapter 1. Understanding the Messaging Paradigm ......................................................6
1.1 Enterprise Messaging................................................................................................7
1.2 The Java Message Service (JMS)..............................................................................9
1.3 Application Scenarios .............................................................................................11
1.4 RPC Versus Asynchronous Messaging ...................................................................15
Chapter 2. Developing a Simple Example .....................................................................19
2.1 The Chat Application..............................................................................................19
Chapter 3. Anatomy of a JMS Message.........................................................................33
3.1 Headers...................................................................................................................34
3.2 Properties................................................................................................................38
3.3 Message Selectors...................................................................................................40
3.4 Message Types .......................................................................................................42
Chapter 4. Publish-and-Subscribe Messaging...............................................................53
4.1 Getting Started with the B2B Application ...............................................................53
4.2 Temporary Topics...................................................................................................60
4.3 Durable Subscriptions.............................................................................................61
4.4 Publishing the Message Persistently........................................................................63
4.5 JMSCorrelationID...................................................................................................64
4.6 Request and Reply ..................................................................................................65
4.7 Unsubscribing.........................................................................................................68
Chapter 5. Point-to-Point Messaging.............................................................................69
5.1 Point-to-Point and Publish-and-Subscribe ...............................................................69
5.2 The QWholesaler and QRetailer..............................................................................71
5.3 Creating a Queue Dynamically ...............................................................................78
5.4 Load Balancing Using Multiple QueueSessions ......................................................79
5.5 Examining a Queue.................................................................................................80
Chapter 6. Guaranteed Messaging, Transactions, Acknowledgments & Failures ......84
6.1 Guaranteed Messaging............................................................................................84
6.2 Message Acknowledgments....................................................................................85
6.3 Message Groups and Acknowledgment...................................................................91
6.4 Transacted Messages ..............................................................................................95
6.5 Lost Connections ..................................................................................................104
6.6 Dead Message Queues ..........................................................................................106