protected Action createAction(ActionContext context,
    String type) throws Exception 
{
        log.info("Initialize action of type: " + type);
        return (Action) ClassUtils.getApplicationInstance(type);
}

Invoked by getAction when the Action actually has to be created. If the instance is already created and cached, this method will not be called.

 protected synchronized Action getAction(ActionContext context,
    String type,
    ActionConfig actionConfig) throws Exception 
{
    /* :TODO The Action class' dependency on having its "servlet" property set
     * requires this API-dependent subclass of AbstractCreateAction.
     */
        ModuleConfig moduleConfig = actionConfig.getModuleConfig();
        String actionsKey = Constants.ACTIONS_KEY + moduleConfig.getPrefix();
        Map actions = (Map) context.getApplicationScope().get(actionsKey);
        if (actions == null) {
            actions = new HashMap();
            context.getApplicationScope().put(actionsKey, actions);
        }
        Action action = null;
        synchronized (actions) {
            action = (Action) actions.get(type);
            if (action == null) {
                action = createAction(context, type);
                actions.put(type, action);
            }
        }
        if (action.getServlet() == null) {
            ServletActionContext saContext = (ServletActionContext) context;
            ActionServlet actionServlet = saContext.getActionServlet();
            action.setServlet(actionServlet);
        }
        return (action);
}