Downloaded 138 times
Uploaded byAlfresco Software
BPM-2 Introduction to Advanced Workflows
The document serves as an introduction to advanced workflows in Alfresco, detailing the user interface, process and task definitions, deployment, and configuration. It includes examples of workflow definitions, tasks, and settings necessary to optimize workflow management, alongside form configurations and visibility settings. The document concludes with a demo scenario and resources for further learning about workflow processes.
BPM-2 Introduction to Advanced Workflows
- 1. Introduction to AdvancedWorkflows ! Gavin Cornwell, Development Manager, Services Team, Alfresco!
- 2. Agenda! • UI • Process Definition • Task Definition • Deployment • Configuration • UI! • Form! • Engine! • Demo • Q & A
- 3.
- 4.
- 5.
- 6.
- 7.
- 8.
- 9.
- 10.
- 11.
- 12. Start Task! <process id="presentationReview”name="DevCon Presentation Review"> <startEvent id="start” activiti:formKey="dcwkflw:submitPresentationReviewTask" /> <sequenceFlow id='flow1' sourceRef='start' targetRef='reviewTask' />
- 13. Review Task! <userTask id="reviewTask"name="Review Presentation" activiti:formKey="dcwkflw:presentationReviewTask"> <extensionElements> <activiti:taskListener event="create" class="org.alfresco.repo.workflow.activiti.tasklistener.ScriptTaskListener"> … </activiti:taskListener> <activiti:taskListener event="complete" class="org.alfresco.repo.workflow.activiti.tasklistener.ScriptTaskListener"> <activiti:field name="script"> <activiti:string> execution.setVariable('dcwkflw_reviewOutcome', task.getVariable('dcwkflw_reviewOutcome')); </activiti:string> </activiti:field> </activiti:taskListener> </extensionElements> <humanPerformer> <resourceAssignmentExpression> <formalExpression>${bpm_assignee.properties.userName}</formalExpression> </resourceAssignmentExpression> </humanPerformer> </userTask>
- 14. Decision! <sequenceFlow id='flow2' sourceRef='reviewTask'targetRef='reviewDecision' /> <exclusiveGateway id="reviewDecision" name="Review Decision" /> <sequenceFlow id='flow3' sourceRef='reviewDecision' targetRef='approved' > <conditionExpression xsi:type="tFormalExpression"> ${dcwkflw_reviewOutcome == 'Publish'} </conditionExpression> </sequenceFlow> <sequenceFlow id='flow4' sourceRef='reviewDecision' targetRef='rejected' />
- 15. Approved Task! <userTask id="approved"name="Presentation Approved" activiti:formKey="wf:approvedTask" > <extensionElements> <activiti:taskListener event="create” class="org.alfresco.repo.workflow.activiti.tasklistener.ScriptTaskListener"> … </activiti:taskListener> </extensionElements> <humanPerformer> <resourceAssignmentExpression> <formalExpression>${initiator.properties.userName}</formalExpression> </resourceAssignmentExpression> </humanPerformer> </userTask>
- 16. Rejected Task! <userTask id=”rejected"name="Presentation Rejected" activiti:formKey="wf:rejectedTask" > <extensionElements> <activiti:taskListener event="create” class="org.alfresco.repo.workflow.activiti.tasklistener.ScriptTaskListener"> … </activiti:taskListener> </extensionElements> <humanPerformer> <resourceAssignmentExpression> <formalExpression>${initiator.properties.userName}</formalExpression> </resourceAssignmentExpression> </humanPerformer> </userTask>
- 17.
- 18. Based on AlfrescoContent Modelling! • bpmModel.xml • bpm:task! • bpm:workflowTask! • bpm:startTask! • bpm:activitiStartTask! • bpm:activitiOutcomeTask! • workflowModel.xml • wf:submitAdhocTask! • wf:reviewTask! • wf:activitiReviewTask! • wf:approvedTask!
- 19. Start Task! <type name="dcwkflw:submitPresentationReviewTask"> <parent>wf:submitReviewTask</parent> <mandatory-aspects> <aspect>dcwkflw:details</aspect> </mandatory-aspects> </type>
- 20. Task Definition –Start Task cont.! <aspect name="dcwkflw:details">! <properties>! <property name="dcwkflw:abstract">! <type>d:text</type>! </property>! <property name="dcwkflw:duration">! <type>d:int</type>! </property>! </properties>! <associations>! <association name="dcwkflw:presenter”>! <source>…</source>! <target>! <class>cm:person</class>! <mandatory>true</mandatory>! <many>false</many>! </target>! </association>! </associations>! </aspect>!
- 21. Task Definition –Review Task! <type name="dcwkflw:presentationReviewTask"> <parent>bpm:activitiOutcomeTask</parent> <properties> <property name="dcwkflw:reviewOutcome"> <type>d:text</type> <default>Reject</default> <constraints> <constraint ref="dcwkflw:choices" /> </constraints> </property> </properties> <overrides> <property name="bpm:outcomePropertyName"> <default> {http://www.alfresco.org/model/dcworkflow/1.0}reviewOutcome </default> </property> </overrides> <mandatory-aspects><aspect>dcwkflw:details</aspect></mandatory- aspects> </type>
- 22. Task Definition –Review Task cont.! <constraint name="dcwkflw:choices" type="LIST"> <parameter name="allowedValues"> <list> <value>Publish</value> <value>Reject</value> </list> </parameter> </constraint>
- 23.
- 24. Spring: your-context.xml! <bean id="devconWorkflowBootstrap"parent="workflowDeployer"> <property name="workflowDefinitions"> <list> <props> <prop key="engineId">activiti</prop> <prop key="location">alfresco/extension/devcon-workflow.bpmn20.xml</prop> <prop key="mimetype">text/xml</prop> <prop key="redeploy">false</prop> </props> </list> </property> <property name="models"> <list><value>alfresco/extension/devcon-workflow-model.xml</value></list> </property> <property name="labels"> <list><value>alfresco/extension/devcon-workflow-model</value></list> </property> </bean>
- 25.
- 26.
- 27. UI – HidingWorkflows! <config evaluator="string-compare" condition="Workflow"> <hidden-workflows> <!-- Hide all WCM related workflows --> <workflow name="jbpm$wcmwf:*"/> <workflow name="jbpm$wf:articleapproval"/> </hidden-workflows> </config>
- 28. UI – HidingTasks! <config evaluator="string-compare" condition="Workflow"> <hidden-tasks> <!-- Hide all WCM related tasks --> <task type="wcmwf:*"/> </hidden-tasks> </config>
- 29. Start Workflow Form! <configevaluator="string-compare" condition="activiti$presentationReview"> <forms> <form> <field-visibility> <show id="bpm:workflowDescription" /> <show id="bpm:workflowDueDate" /> <show id="bpm:workflowPriority" /> <show id="bpm:assignee" /> <show id="dcwkflw:abstract" /> <show id="dcwkflw:duration" /> <show id="dcwkflw:presenter" /> <show id="packageItems" /> <show id="bpm:sendEMailNotifications" /> </field-visibility> <appearance>…</appearance> </form> </forms> </config>
- 30. Task Form! <config evaluator="task-type"condition="dcwkflw:presentationReviewTask"> <forms> <form> <field-visibility> … <show id="dcwkflw:abstract" /> <show id="dcwkflw:duration" /> <show id="dcwkflw:presenter" /> <show id="dcwkflw:reviewOutcome" /> </field-visibility> <appearance> … <field id="dcwkflw:reviewOutcome”> <control template="/org/.../workflow/activiti-transitions.ftl" /> </field> … </appearance> </form> </forms> </config>
- 31.
- 32. Workflow Details Form! <configevaluator="task-type” condition="dcwkflw:submitPresentationReviewTask"> <forms> <form id="workflow-details"> <field-visibility> <show id="bpm:sendEMailNotifications" /> <show id="dcwkflw:abstract" /> <show id="dcwkflw:duration" /> <show id="dcwkflw:presenter" /> <show id="packageItems" /> </field-visibility> <appearance>…</appearance> </form> </forms> </config>
- 33. Engine! • Disabling • system.workflow.engine.jbpm.enabled=true! • system.workflow.engine.activiti.enabled=true! • Definition Visibility • system.workflow.engine.jbpm.definitions.visible=false! • system.workflow.engine.activiti.definitions.visible=true! • Override in alfresco-global.properties • Values shown in Admin Console or JMX Dump
- 34. Demo! • Start ‘DevConPresentation Review’ Workflow • Manage Task • Monitor Progress • Workflow Details! • Workflow Console!
- 35.
- 36.