Contents

Title and Copyright Information

Preface

• Documentation Accessibility
• Conventions

1 Understanding Message-driven Beans

• JCA-Based MDBs

2 MDB Life Cycle

• Overview
• MDBs and Concurrent Processing
• Limitations for Multi-threaded Topic MDBs

3 MDBs and Messaging Models

• Point-to-Point (Queue) Model: One Message Per Listener
• Publish/Subscribe (Topic) Model
• Exactly-Once Processing

4 Deploying MDBs

• Destination and MDBs: Collocated vs. Not Collocated
• Collocated Destination/MDBs
• Non-Collocated Destination/MDBs
• JMS Distributed Destinations

5 Programming and Configuring MDBs: Main Steps

• Required JMS Configuration
• Create MDB Class and Configure Deployment Elements

6 Programming and Configuring MDBs: Details

• Configuring EJBs to Use Logical Message Destinations
  • Configuring Logical JMS Message Destinations for Individual MDBs
  • Configuring Application-Scoped Logical JMS Message Destinations
• Configuring Destination Type
• Configuring Transaction Management Strategy for an MDB
• Configuring Suspension of Message Delivery During JMS Resource Outages
• Configuring the Number of Seconds to Suspend a JMS Connection
  • How the EJB Container Determines How Long to Suspend a JMS Connection
  • Turning Off Suspension of a JMS Connection
• Manually Suspending and Resuming Message Delivery
• Configuring MDBs for Destinations
  • Whether to Use Wrappers
  • How to Set provider-url
  • How to Set initial-context-factory
  • How to Set destination-jndi-name
  • How to Set connection-factory-jndi-name
  • Common Destination Scenarios: Illustrations and Key Element Settings
• Configuring Durable Topic Subscriptions
  • Configuring a Durable Topic Subscription for a Non-Clustered Server
  • Configuring a Durable Topic Subscription for a Cluster
  • Configuring Automatic Deletion of Durable Topic Subscriptions
• Configuring Message Handling Behaviors
  • Ensuring Message Receipt Order
  • Preventing and Handling Duplicate Messages
  • Redelivery and Exception Handling
• Using the Message-Driven Bean Context
• Configuring a Security Identity for a Message-Driven Bean
• Using MDBs With Cross Domain Security

7 Migration and Recovery for Clustered MDBs

8 Using Batching with Message-Driven Beans

• Configuring MDB Transaction Batching
• How MDB Transaction Batching Works

9 Deployment Elements for MDBs

• message-destination-descriptor Element of the weblogic-ejb-jar.xml File
• ejb Element of the weblogic-application.xml File
• message-driven Element of the ejb-jar.xml File