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JavaEE and Wildfly Module 3: Messaging
featuring JMS and Message Driven Beans (MDB).
Over four hours of video, equivalent to a 2 day live training course.
- Learn how to send and receive messages using the Java Messaging Service (JMS) with the WildFly Application Server.
- You'll be using the Point-to-Point and Publish-Subscribe models, and you'll find out how to use batching and transactions to ensure message delivery.
- With this course, you can build robust and scalable architectures!
Contents
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Course Introduction 22m 0s An overview of the JMS Library. Why do Messaging? The Point-to-Point and Publish/Subscribe models. |
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Sending a Message 30m 34s Sending your first message to WildFly's ActiveMq Broker. |
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Receiving Messages 46m 35s How to pull messages from the Queue. |
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Tuning Messages 20m 48s How to set an expiry time and priority - and what guarantees do these settings offer? |
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Browsing Queues 15m 20s You can write code to list the contents of a Queue. |
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The Publish-Subscribe Model 20m 28s This model allows multiple receivers via a "subscription". This is more flexible than point-to-point, but it is also more complicated - you'll need to understand "durable" subscriptions. |
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Transactions and Batching 31m 52s Often, you need to guarantee a message is definitely consumed, and that it is processed once only - we see how to do that here. |
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Sending from EJBs 25m 38s Sending a message from an EJB is much easier than doing so manually. |
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Message Driven Beans (MDB) 19m 38s An extremely useful form of EJB, an MDB is permanently connected to a Queue. We also see how multiple MDBs are pooled to give concurrent processing. |
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Handling Problems 20m 8s What happens if a message fails to be processed? |
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Message Redelivery 21m 31s We use ActiveMqs redeliver feature to handle transient problems such as network failure. |
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