protected void handleFormCounterToken()

in src/java/org/apache/turbine/modules/actions/sessionvalidator/SessionValidator.java [79:122]
41 lines of code
7 McCabe index (conditional complexity)

    protected void handleFormCounterToken( RunData data, boolean screenOnly )
    {
        if (data.getParameters().containsKey("_session_access_counter"))
        {
            if (screenOnly) {
                // See comments in screens.error.InvalidState.
                if (data.getParameters().getInt("_session_access_counter")
                        < (((Integer) data.getUser().getTemp(
                        "_session_access_counter")).intValue() - 1))
                {
                    data.getUser().setTemp("prev_screen", data.getScreen());
                    data.getUser().setTemp("prev_parameters", data.getParameters());
                    data.setScreen(screenInvalidState);
                    data.setAction("");
                }
            } else {
                if (!security.isAnonymousUser(data.getUser()))
                {
                    // See comments in screens.error.InvalidState.
                    if (data.getParameters().getInt("_session_access_counter")
                            < (((Integer) data.getUser().getTemp(
                            "_session_access_counter")).intValue() - 1))
                    {
                        if (data.getTemplateInfo().getScreenTemplate() != null)
                        {
                            data.getUser().setTemp("prev_template",
                                    data.getTemplateInfo().getScreenTemplate()
                                    .replace('/', ','));
                            data.getTemplateInfo().setScreenTemplate(templateInvalidState);
                        }
                        else
                        {
                            data.getUser().setTemp("prev_screen",
                                                   data.getScreen().replace('/', ','));
                            data.setScreen(screenInvalidState);
                        }
                        data.getUser().setTemp("prev_parameters", data.getParameters());
                        data.setAction("");
                    }
                }
            }
        }

    }