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Oracle Service Bus 11g Development Cookbook

You're reading from   Oracle Service Bus 11g Development Cookbook

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Product type Paperback
Published in Jan 2012
Publisher Packt
ISBN-13 9781849684446
Length 522 pages
Edition 1st Edition
Languages
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Toc

Table of Contents (19) Chapters Close

Oracle Service Bus 11g Development Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
1. Creating a basic OSB service 2. Working Efficiently with OSB Artifacts in Eclipse OEPE FREE CHAPTER 3. Messaging with JMS Transport 4. Using EJB and JEJB transport 5. Using HTTP Transport 6. Using File and Email Transports 7. Communicating with the Database 8. Communicating with SOA Suite 9. Communication, Flow Control, and Message Processing 10. Reliable Communication with the OSB 11. Handling Message-level Security Requirements 12. Handling Transport-level Security Requirements Index

Using DB adapter to poll for changes on a database table


In this recipe, we will use the setup of the previous recipe and implement an inbound DB adapter. The DB adapter allows triggering execution of a proxy service upon changes on a table by using polling. The adapter is capable of marking or deleting read and processed rows in several ways. We will implement a proxy service which consumes from a DB adapter, as shown in the following screenshot:

For the configuration of the DB Adapter we will use JDeveloper and then switch to Eclipse to implement the proxy service wrapping the inbound DB adapter.

Getting ready

For this recipe, we will use the database tables created with the OSB Cookbook standard environment. Make sure that the connection factory is set up in the database adapter configuration, as shown in the Introduction of this chapter.

You can import the OSB project containing the base setup for this recipe into Eclipse from \chapter-7\getting-ready\using-db-adapter-to-poll-for-changes...

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