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Just some demo slides
     for camunda.com


Activiti Training
Getting started with the Open Source BPM Platform
Covering Activiti 5.x
Jobs and Asynchronous Continuations
= Transaction Boundaries

    Application / Client Thread    3
    taskService.complete(id)

                                             2
                        1




                                          1st TX                    2nd TX

                                  Logical unit of work which
                                  has to succeed or fail atomically
                                  -> executed in a single transaction
Jobs and Asynchronous Continuations
= Transaction Boundaries

   Application / Client Thread                     Activiti Job Executor
                                                         Thread
   taskService.complete(id)
                                    2                        3
                       1




                                          activiti:async=‘‘true“
                                 1st TX             2nd TX                         3rd TX

                                 Generating the invoice is not part of the same
                                 logical unit of work
                                 -> executed asynchronously in a 2nd transaction


  <serviceTask id="service1" name="Generate Invoice"
               activiti:class="my.custom.Delegate"
               activiti:async="true" />
Call Activity: Reusable Sub-Processes




  Key is used to identify called process
  Process is resolved at runtime
  Version can be included in key of the process
Subprocesses (Embedded)



                          Collapsed view (not
                           supported in most
                          tools, e.g. Activiti)
The sub process is part of the main process
Subprocesses (Call Activity)
Multiple Instance Marker
Error Event
Exercise 5




                            Advanced
                            Modelling
                            constructs




   Follow the provided
  instructions for lab 5.

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Activiti 5 Training Demo

  • 1. Just some demo slides for camunda.com Activiti Training Getting started with the Open Source BPM Platform Covering Activiti 5.x
  • 2. Jobs and Asynchronous Continuations = Transaction Boundaries Application / Client Thread 3 taskService.complete(id) 2 1 1st TX 2nd TX Logical unit of work which has to succeed or fail atomically -> executed in a single transaction
  • 3. Jobs and Asynchronous Continuations = Transaction Boundaries Application / Client Thread Activiti Job Executor Thread taskService.complete(id) 2 3 1 activiti:async=‘‘true“ 1st TX 2nd TX 3rd TX Generating the invoice is not part of the same logical unit of work -> executed asynchronously in a 2nd transaction <serviceTask id="service1" name="Generate Invoice" activiti:class="my.custom.Delegate" activiti:async="true" />
  • 4. Call Activity: Reusable Sub-Processes  Key is used to identify called process  Process is resolved at runtime  Version can be included in key of the process
  • 5. Subprocesses (Embedded) Collapsed view (not supported in most tools, e.g. Activiti)
  • 6. The sub process is part of the main process
  • 10. Exercise 5 Advanced Modelling constructs Follow the provided instructions for lab 5.