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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi Everyone,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I doing a PoC @ client site and trying to figure out how to use the process variables in rule & human task. <o:p></o:p></p><p class=MsoNormal>For the PoC I'm using the designer & jBPM console with default config (out of the box). This is on BRMS 5.3.0 on EAP 5.1.2.<o:p></o:p></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l1 level1 lfo1'><![if !supportLists]><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>The process model is pretty straight forward (see attachment):<o:p></o:p></p><p class=MsoNormal> User Task (client) <o:p></o:p></p><p class=MsoNormal style='margin-left:.5in'>Start => Script Node => Business Rule X X => Script Node (out) => End<o:p></o:p></p><p class=MsoNormal> User Task (employee) <o:p></o:p></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l1 level1 lfo1'><![if !supportLists]><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>Process Variables;<o:p></o:p></p><p class=MsoNormal style='text-indent:.5in'>String name;<o:p></o:p></p><p class=MsoNormal style='text-indent:.5in'>String type<o:p></o:p></p><p class=MsoNormal style='text-indent:.5in'>String flow <o:p></o:p></p><p class=MsoListParagraphCxSpFirst style='text-indent:-.25in;mso-list:l1 level1 lfo1'><![if !supportLists]><span style='mso-list:Ignore'>3.<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>For using the process variables in rule task - I'm using the value set in the process variable "flow" (in the action) to guide the transition in the XOR:<o:p></o:p></p><p class=MsoListParagraphCxSpLast style='margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>I have a script node where I'm inserting the ProcessInstance<o:p></o:p></p><p class=MsoNormal style='margin-left:.5in;text-indent:.5in'>kcontext.getKnowledgeRuntime().insert(kcontext.getProcessInstance());<o:p></o:p></p><p class=MsoListParagraphCxSpFirst style='margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>I’m setting the RuleFlow-Group as name – in the Business Rule task<o:p></o:p></p><p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>The rules I have are as follows<o:p></o:p></p><p class=MsoListParagraphCxSpLast style='margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list:l0 level2 lfo2'><![if !supportLists]><span style='font-family:"Courier New"'><span style='mso-list:Ignore'>o<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>ruleflow-group "name"<o:p></o:p></p><p class=MsoNormal> lock-on-active true<o:p></o:p></p><p class=MsoNormal> when<o:p></o:p></p><p class=MsoNormal> $process : WorkflowProcessInstance()<o:p></o:p></p><p class=MsoNormal> $type : String() from (String)$process.getVariable("type")<o:p></o:p></p><p class=MsoNormal> eval($type == "field")<o:p></o:p></p><p class=MsoNormal> then<o:p></o:p></p><p class=MsoNormal style='margin-left:1.5in'> System.out.println("In Rule Field"); <o:p></o:p></p><p class=MsoNormal style='margin-left:1.5in'> ((WorkflowProcessInstance)kcontext.getKnowledgeRuntime().getProcessInstance($process.getId())).setVariable("flow", "field"); <o:p></o:p></p><p class=MsoNormal style='margin-left:1.5in'> update($process); <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoListParagraph style='margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list:l0 level2 lfo2'><![if !supportLists]><span style='font-family:"Courier New"'><span style='mso-list:Ignore'>o<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>ruleflow-group "name"<o:p></o:p></p><p class=MsoNormal style='margin-left:1.0in'> lock-on-active true<o:p></o:p></p><p class=MsoNormal style='margin-left:1.0in'> when<o:p></o:p></p><p class=MsoNormal style='margin-left:1.0in'> $process : WorkflowProcessInstance()<o:p></o:p></p><p class=MsoNormal> $type : String() from (String)$process.getVariable("type")<o:p></o:p></p><p class=MsoNormal> eval($type == "regular")<o:p></o:p></p><p class=MsoNormal> then<o:p></o:p></p><p class=MsoNormal> System.out.println("In Rule Regular");<o:p></o:p></p><p class=MsoNormal> $process.setVariable("flow", "regular");<o:p></o:p></p><p class=MsoNormal> update($process);?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoListParagraph style='margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>When I start the process in JBPM Console, it prints out a print statement in the script node and creates an agenda with the right rule but then it throws exception say cannot setVariable...<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoListParagraphCxSpFirst style='text-indent:-.25in;mso-list:l1 level1 lfo1'><![if !supportLists]><span style='mso-list:Ignore'>4.<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>For the using the process variables for Human Task - I remove the Business rule node and make the process mode transition to the user tasks.<o:p></o:p></p><p class=MsoListParagraphCxSpLast style='margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-family:Symbol'><span style='mso-list:Ignore'>·<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>Here I'm using the process variable "name" to be used as the Actor using the #{name} expression. The process creates a personal task in the jBPM Console for that user but I'm unable to open the form. It throws an exception saying that Expression "name" cannot be resolved in the form. I have generated the forms before starting the process in jBPM Console.<o:p></o:p></p><p class=MsoNormal>Any help will be greatly appreciated!!<o:p></o:p></p><p class=MsoNormal>Thx!!<o:p></o:p></p><p class=MsoNormal>-Ajay<o:p></o:p></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:9.0pt;color:black'>_______________________________________________________________________<o:p></o:p></span></b></p><p class=MsoNormal><b><i><span style='font-size:9.0pt;color:black'>Ajay Phagura</span></i></b><i><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></i></p><p class=MsoNormal><i><span style='font-size:9.0pt;color:black'>Red Hat Consulting<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='font-size:9.0pt;color:black'>Mobile: (510) 290-4634<o:p></o:p></span></i></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Times New Roman","serif"'><a href="mailto:Ajay@redhat.com"><i><span style='font-family:"Calibri","sans-serif";color:blue;text-decoration:none'>Ajay@redhat.com</span></i></a></span><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Times New Roman","serif"'><a href="http://www.redhat.com/"><i><span style='font-family:"Calibri","sans-serif";color:blue;text-decoration:none'>www.</span></i><b><i><span style='font-family:"Calibri","sans-serif";color:red;text-decoration:none'>redhat</span></i></b><i><span style='font-family:"Calibri","sans-serif";color:blue;text-decoration:none'>.com</span></i></a></span><o:p></o:p></p></div></body></html>