FrameworkServlet.java 文件源码

private void publishRequestHandledEvent(
        HttpServletRequest request, HttpServletResponse response, long startTime, Throwable failureCause) {

    if (this.publishEvents) {
        // Whether or not we succeeded, publish an event.
        long processingTime = System.currentTimeMillis() - startTime;
        int statusCode = (responseGetStatusAvailable ? response.getStatus() : -1);
        this.webApplicationContext.publishEvent(
                new ServletRequestHandledEvent(this,
                        request.getRequestURI(), request.getRemoteAddr(),
                        request.getMethod(), getServletConfig().getServletName(),
                        WebUtils.getSessionId(request), getUsernameForRequest(request),
                        processingTime, failureCause, statusCode));
    }
}