LogicOfBackNavigation

Description of Logic / Steps that occur with a browser back navigation within a jharks Workflow.

1. SurveyEngineFrontAction execute method is called.
2. SurveyId is found on the Session object (may move to detect on jharks workflow SessionHistory object only).
3. Page request parameter is found on request and startWorkflowIndicator should be null so processResetState method is called.
4. setStartState method is called on workflow manager passing parameters (State name, false [don't initialize state], current WorkFlowContext)
5. buildSurveyPage method is then called.
6. Struts ActionForward then returned to JSP page that displays the content for the survey page.