BPEL, retrieving the validate activity fault message by Eric Elzinga

The ‘Validate’ activity in Oracle BPEL gives us the functionality to validate variables again schema definitions.

When using it in your bpel process you will get a nice informative message in the ‘Flow trace’.

validate1

When you are using some generic error hospital functionality you also want this message to be available in there.

First try would be, add a Scope around the activity and catch the ‘invalidVariables’ System Fault.

When using a getFaultString on the fault variable or after assigning it to your own fault variable you will see the fault stack will be empty.

validate2

Read the complete article here.

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About Jürgen Kress
As a middleware expert Jürgen works at Oracle EMEA Alliances and Channels, responsible for Oracle’s EMEA Fusion Middleware partner business. He is the founder of the Oracle SOA & BPM and the WebLogic Partner Communities and the global Oracle Partner Advisory Councils. With more than 5000 members from all over the world the Middleware Partner Community is the most successful and active community at Oracle. Jürgen manages the community with monthly newsletters, webcasts and conferences. He hosts his annual Fusion Middleware Partner Community Forums and the Fusion Middleware Summer Camps, where more than 200 partners get product updates, roadmap insights and hands-on trainings. Supplemented by many web 2.0 tools like twitter, discussion forums, online communities, blogs and wikis. For the SOA & Cloud Symposium by Thomas Erl, Jürgen is a member of the steering board. He is also a frequent speaker at conferences like the SOA & BPM Integration Days, JAX, UKOUG, OUGN, or OOP.

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