Class_18_PartB.pdf - Slides contain material from www.yawlfoundation.org Developed by Wil van der Aalst Michael Adams Arthur ter Hofstede Nick Russel

Class_18_PartB.pdf - Slides contain material from...

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THE YAWL DATA PERSPECTIVEBusiness 2710 Class 18 Part BSlides contain material from Developed by Wil van der Aalst, Michael Adams, Arthur ter Hofstede, Nick Russel
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DecompositionsSpecify whether a task is automatic or manualSpecify the service that handles a taskSpecify data inputs and outputs tasksSpecify graphical user interface (GUI) properties for user tasks
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DecompositionsRouting tasksSkipped (not performed)No decompositionUser taskPerformed by humans, coordinated by YAWLDecomposition, handled by the Default Worklist ServiceManual tasksPerformed by humans, not coordinated by YAWLNo decompositionCan/should you turn them to user tasks?
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DecompositionsAutomatic TasksPerformed by YAWLDecomposition, specified as automaticSelect the Default Worklist Service, or select a codeletPerformed by other serviceDecompositionSelect appropriate service
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Net and Task Data in DecompositionsDecompositions specify1.Information (“variables”) managed at the task-levelName of variableType of variableScope (usage) of variables (input, output, both)Initial values2.How information is transferred from net-level to task-level variables at the start of a work item (“input binding”)3.
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