Java Message Service (JMS)

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Course Length:

1 Day

Course Description:

This course introduces Java developers to the Java Message Serivce (JMS). Basic messaging concepts and the JMS API programming model are covered along with details of the JMS message format. Tuning mechanisms for improving JMS reliability are disculled and demonstrated. WebLogic Server is used as the JMS Provider for examples and programming exercises.

Who Should Attend:

All developers wishing to learn about the Java Messaging Service should attend this course.

Benefits of Attendance:

Upon completion of this course, students will be able to:

• Compare point-to-point and publish subscribe messaging.
• Understand the JMS programming model, including connection factories, connections, sessions, consumers, producers, and destinations.
• Use different JMS message types.
• Use JMS message header fields and properties
• Tune JMS reliability features such as message persistence, message priority, and message expiration.
• Create durable subscribers and temporary destinations.
• Commit and rollback JMS transactions.
• Configure JMS servers and destinations using WebLogic.

Prerequisites:

Beginning or advanced java programming experience with J2EE technology and/or WebLogic is helpful, but not required.

Course Outline:

• Chapter 1: Introduction to WebLogic
  1. What is WebLogic?
  2. Overview of WebLogic
  3. WebLogic Directory Structure
  4. The config.xml File
  5. Starting and Stopping WebLogic
  6. Administration Console
  7. WebLogic Development Environment Setup
• Chapter 2: JMS Concepts
  1. Introduction
  2. JMS and the J2EE Platform
  3. Basic JMS Concepts
  4. The JMS Programming Model
  5. Point-to-Point Example – Sender
  6. Point-to-Point Example – Receiver
  7. Configuring JMS for WebLogic
  8. Running the Point-to-Point Example
  9. Publish/Subscribe Example - Publisher
  10. Publish/Subscribe Example – Subscriber
  11. Running the Publish/Subscribe Example
• Chapter 3: JMS Message Format
  1. Message Header Fields
  2. Message Properties
  3. Message Selectors
  4. Using Other Message Formats
• Chapter 4: JMS Reliability
  1. Reliable Message Delivery
  2. Message Acknowledgement
  3. Message Persistence
  4. Configuring a JDBC Connection Pool
  5. Configuring Data Sources
  6. Configuring a JMS Store in WebLogic
  7. Viewing the JMS JDBC Store
  8. Temporary Destinations
  9. Enabling Temporary Destinations in WebLogic
  10. Durable Subscriptions
  11. JMS Transactions
  12. JMS Transactions – Example
  13. Special Considerations for JMS Transactions
• Appendix A: Java Naming and Directory Interface (JNDI)
  1. What is JNDI?
  2. Benefits of JNDI
  3. Naming Services
  4. Directory Services
  5. Using JNDI
  6. Context Operations
  7. JNDI Utility Class
  8. JNDI Example
  9. Running the JNDI Example
  10. Naming Exceptions
• Appendix B: Message-Driven Beans
  1. Message-Driven Beans
  2. Message-Driven Bean Example
  3. Running the Message-Driven Bean Example
• Appendix C: WebLogic JMS Extensions
  1. Setting Message Delivery Times
  2. Creating Destinations Dynamically