topic Re: ActivityExecution flush a variable immediately in Alfresco Archive

ActivityExecution flush a variable immediately

mpriess — Fri, 16 Jan 2015 11:48:23 GMT

Hello,I extended the class TaskActivitiyBehavior to write a own task. In the method "public void execute(ActivityExecution execution)" I changed a variable and started a new thread which should access the the changed variable.execution.getVariable("A");Change the variable from 0 to 1;execution.setVa

Re: ActivityExecution flush a variable immediately

trademak — Fri, 16 Jan 2015 12:08:51 GMT

You can't because the database connection is managed by the Activiti Engine and an execution tree is persisted to the database after it reaches a wait state.

Best regards,

Re: ActivityExecution flush a variable immediately

mpriess — Fri, 16 Jan 2015 12:59:56 GMT

Can I use the runtime service in my class to persiste the values earlier?

Re: ActivityExecution flush a variable immediately

jbarrez — Fri, 16 Jan 2015 15:25:14 GMT

Not really, cause the process instance won't exist yet (it's also flushed at the end).

What is the use case you're trying to solve here?

Re: ActivityExecution flush a variable immediately

mpriess — Mon, 19 Jan 2015 08:44:10 GMT

I have a task which launch 1..n new process instances depending on the configuration which is passed to the parent task. If one of my new processes fail the parent task should be stopped. I also use the parent process actually to save the state and the configuration in a object. This informations are used for visualisation.

Re: ActivityExecution flush a variable immediately

jbarrez — Wed, 21 Jan 2015 14:04:45 GMT

Can't you use a call activity in a multi instance for this?

Re: ActivityExecution flush a variable immediately

mpriess — Fri, 06 Feb 2015 10:54:34 GMT

Do you have a example for a multi instance activiti?

Re: ActivityExecution flush a variable immediately

jbarrez — Mon, 09 Feb 2015 21:52:33 GMT

I do. As does the documentation and our unit tests ….