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WS-BPEL 2.0 Beginner's Guide

You're reading from   WS-BPEL 2.0 Beginner's Guide Design and develop WS-BPEL executable business processes using Oracle SOA Suite 12c

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Product type Paperback
Published in Sep 2014
Publisher
ISBN-13 9781849688963
Length 388 pages
Edition 1st Edition
Languages
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Toc

Table of Contents (14) Chapters Close

Preface 1. Hello BPEL FREE CHAPTER 2. Service Invocation 3. Variables, Data Manipulation, and Expressions 4. Conditions and Loops 5. Interaction Patterns in BPEL 6. Fault Handling and Signaling 7. Working with Scopes 8. Dynamic Parallel Invocations 9. Human Tasks 10. Events and Event Handlers 11. Compensations A. Pop Quiz Answers Index

Summary

In this chapter, we have learned about human tasks and human interactions in BPEL processes. Support for human tasks is important, as it enables BPEL processes to include not only system-to-system interactions, but also human interactions.

To include a human task into the BPEL process, we first need to create a human task definition, where we have to specify various aspects of the human task, such as title and outcome, and human task payload that defines the data that is sent to human task and is received as an outcome. We need to assign the human task to a specific user or a group of users. We might also want to set the deadlines that will define when a human task must be completed. Finally, we can configure the notifications that will define who to notify if the human task is not completed in the specified time or if an error occurs.

Next, we have to add the human task invocation to the BPEL process with a specific human task activity. We also need to handle the outcomes and provide...

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