Hi Vinod, great that you are implementing it!
As described in [1], substitution processing is transitive. Your diagram doesn't explicitly depict this transitive processing: are you considering this but the diagram leaves that out for clarity? [1] https://mail.google.com/mail/u/0/#sent/154edd36fb959ac5 Best regards, Frank 2016-06-01 11:25 GMT+02:00 Vinod Kavinda <vi...@wso2.com>: > Hi all, > > In BPMN user tasks, if a task assignee became unavailable (eg: on > vacation), assigned tasks are getting delayed and anyone else cannot work > on them either. > > This feature is to provide an API to allow automatically substitute the > user in future tasks and to reassign the existing tasks. Follow the below > diagrams for more details. > > *Upon user unavailable request* > > > > > **substitute(user, tasks, from, to, substitute) : > > - user - user going to be unavailable > - tasks - optional. list of tasks that should reassign. All tasks will > be reassigned if not provided > - from, to - optional. unavailable period. if not provided, current > timestamp to forever > - substitute - optional. user who tasks getting assigned to. the > already defined user is used if not provided > > updateSubstitute() : update the DB with user unavailability and substitute > user. > > getTaskList(user) : get the tasks with the user as assignee > > delegateTasks() : change assignee to substitute > > scheduleForrevert(from,to) : start a scheduler, to update the DB at the > 'to' and 'from' timestamps. > > *New Task creation* > > All the task creation events will be validated by this listener after this > feature is enabled. > > After the given time period, the database will be updated. After this > point user won't be substituted. > > Please provide your suggestions. > > Regards, > Vinod > > > > > > > > -- > Vinod Kavinda > Software Engineer > *WSO2 Inc. - lean . enterprise . middleware <http://www.wso2.com>.* > Mobile : +94 (0) 712 415544 > Blog : http://soatechflicks.blogspot.com/ > >
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