creating credit card validation service

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End-2-end-105-PO-Processing Section 2.1 Creating the Credit Card Validation Service 2- 1  2 Crea ting the Credit Card  Validation Service  2 Creating the Credit Card Validation Service .......................... ............................................ 1  2.1 Introduction ...................................................................................................................... 1  2.2 Designing the flow .......................................................................................................... 2  2.3 Creating a new application .................. .......................................................................... 2  2.4 Adding the database adapter ..... .................................................................................... 6  2.5 Adding the Mediator Compone nt ............................................................................... 16  2.6 Adding a transformation to the Mediator component ............................................. 25  2.7 Deploying the application........................................................................................ .... 28  2.8 Testing the application.. ..................................................................................... ........... 28  2.9 Operations and naming ....................... ....................................................................... .. 30  2.1 Introduction  Note: The solution for this chapter can be found in ~/SOA11gFoundationTutorial/SOA11gFoundationTutorial/po/solut ions/ch2-DBAdapter. To run this solution, you must first complete Chapter 1 to set up the application. In this section you will build a simple credit service. This service will look up the status (valid or invalid) of a given credit card from a database. The implementa tion of this service uses a Mediator to route the request to the database adapter that executes the query on the database and returns a result. Once done, your Med iator flow will look like th is.

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