Process Definition:
| <?xml version="1.0" encoding="UTF-8"?>
|
| <process-definition
| xmlns="http://jbpm.org/3/jpdl";
| xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
| xsi:schemaLocation="http://jbpm.org/3/jpdl
http://jbpm.org/xsd/jpdl-3.0.xsd";
| name="ValidateDeal">
|
| <start-state name="Start">
| <transition name="toGatherSummaryData"
to="GatherSummaryData"></transition>
| </start-state>
|
| <end-state name="End"></end-state>
| <node name="GatherSummaryData">
| <action class="com.olf.workflowmgr.action.AvsScriptActionHandler">
| <scriptName>bpm_demo_get_summary_data</scriptName>
| </action>
|
| <transition name="GetApproval"
to="WaitForManagerApproval"></transition>
| <transition name="Failed1" to="ScriptFailed1"></transition>
|
| <event type="node-enter">
| <action name="TranNumToArgt"
class="com.olf.workflowmgr.action.VariableToArgtActionHandler">
| <datatype>int</datatype>
| <variableName>TranNum</variableName>
| </action>
| </event>
| <event type="node-leave">
| <action name="SaveSummaryData"
class="com.olf.workflowmgr.action.ReturntToVariableActionHandler">
| <variableName>SummaryData</variableName>
| </action>
| </event>
| </node>
| <task-node name="WaitForManagerApproval">
| <task name="ManagerApproval" blocking="true">
| <assignment
class="com.olf.workflowmgr.action.TaskAssignmentHandler">
| <assignee>trader1</assignee>
| </assignment>
| </task>
| <transition name="CheckCredit" to="QuickCreditCheck"></transition>
| <transition name="NotApproved" to="End"></transition>
| </task-node>
| <node name="QuickCreditCheck">
| <action class="com.olf.workflowmgr.action.AvsScriptActionHandler">
| <scriptName>bpm_demo_quick_credit_check</scriptName>
| </action>
| <transition name="toCheckLimit" to="InExcession">
| <action name="SetExcession"
class="com.olf.workflowmgr.action.ReturntVarToVariableActionHandler">
| <variableName>Excession</variableName>
| <xPathExpression>//value[../name =
'Excession']/text()</xPathExpression>
| </action>
| </transition>
| </node>
| <decision name="InExcession">
| <transition name="toValidate" to="ValidateDeal">
| <condition>
| "False".equalsIgnoreCase( (String)Excession )
| </condition>
| </transition>
| <transition name="GetCreditApproval" to="CreditApproval"></transition>
| </decision>
| <node name="ValidateDeal">
| <action class="com.olf.workflowmgr.action.AvsScriptActionHandler">
| <scriptName>bpm_demo_validate_deal</scriptName>
| </action>
| <transition name="toEnd" to="End"></transition>
| </node>
| <task-node name="CreditApproval">
| <task name="CreditManagerApproval" blocking="true">
| <assignment
class="com.olf.workflowmgr.action.TaskAssignmentHandler">
| <assignee>trader1</assignee>
| </assignment>
| </task>
| <transition name="Validate" to="ValidateDeal"></transition>
| <transition name="CreditNotApproved" to="End"></transition>
| </task-node>
| <state name="ScriptFailed1">
| <transition name="Retry1" to="GatherSummaryData"></transition>
| </state>
|
| </process-definition>
|
Assignment Handler (the property assignee is set to "trader1"):
| package com.olf.workflowmgr.action;
|
| import org.jbpm.graph.exe.ExecutionContext;
| import org.jbpm.taskmgmt.exe.Assignable;
| import org.jbpm.taskmgmt.def.AssignmentHandler;
| import java.util.*;
|
| /**
| * Handler to assign a task to an actor or a pool of actors. The
| * assignee field is the actor id to assign to the task, or a
| * comma delimited list of actor ids to be assigned as a pool.
| *
| * @author mholtzman
| * @version 0.1
| */
| public class TaskAssignmentHandler implements AssignmentHandler {
|
| private String assignee;
|
| private static final long serialVersionUID = 1L;
|
| /**
| * Assigns the task.
| *
| * @param assignable
| * the task to assign
| * @param executionContext
| * the context
| */
| public void assign(Assignable assignable, ExecutionContext
executionContext) {
|
| if (assignee == null) return;
|
| int idx = assignee.indexOf(",");
| if (idx < 0) {
| assignable.setActorId(assignee);
| } else {
| String[] pool = assignee.split(",");
| assignable.setPooledActors(pool);
| }
| } // assign
|
| } // class TaskAssignmentHandler
|
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