alfresco-community-repo/source/test-resources/jbpmresources/test_processevents.xml

<?xml version="1.0" encoding="UTF-8"?>

<process-definition xmlns="urn:jbpm.org:jpdl-3.1" name="test_processevents">

    <event type="process-start">
        <script>
            System.out.println("Process start");
        </script>
    </event>

    <start-state name="start">
       <transition to="end"/>
    </start-state>

    <end-state name="end"/>

    <event type="process-end">
        <script>
            if (cancelled) { System.out.println("cancelled"); }
            System.out.println("Process end: " + cancelled);
        </script>
    </event>

</process-definition>