ApplicationDispatcher.java 文件源码

private void doDispatch(ServletRequest request, ServletResponse response)
        throws ServletException, IOException {

    // Set up to handle the specified request and response
    State state = new State(request, response, false);

    // Create a wrapped response to use for this request
    wrapResponse(state);

    ApplicationHttpRequest wrequest =
        (ApplicationHttpRequest) wrapRequest(state);

    if (queryString != null) {
        wrequest.setQueryParams(queryString);
    }

    wrequest.setAttribute(Globals.DISPATCHER_TYPE_ATTR,
            DispatcherType.ASYNC);
    wrequest.setAttribute(Globals.DISPATCHER_REQUEST_PATH_ATTR,
            getCombinedPath());

    wrequest.setContextPath(context.getPath());
    wrequest.setRequestURI(requestURI);
    wrequest.setServletPath(servletPath);
    wrequest.setPathInfo(pathInfo);
    if (queryString != null) {
        wrequest.setQueryString(queryString);
        wrequest.setQueryParams(queryString);
    }

    invoke(state.outerRequest, state.outerResponse, state);
}