/** * Return the relative path associated with this servlet. Taken from DefaultServlet.java. Perhaps * this should be put in org.apache.catalina.util somewhere? Seems like it would be widely used. * * @param request The servlet request we are processing */ public static String getRelativePath(HttpServletRequest request) { // Are we being processed by a RequestDispatcher.include()? if (request.getAttribute(RequestDispatcher.INCLUDE_REQUEST_URI) != null) { String result = (String) request.getAttribute(RequestDispatcher.INCLUDE_PATH_INFO); if (result == null) result = (String) request.getAttribute(RequestDispatcher.INCLUDE_SERVLET_PATH); if ((result == null) || (result.equals(""))) result = "/"; return (result); } // No, extract the desired path directly from the request String result = request.getPathInfo(); if (result == null) { result = request.getServletPath(); } if ((result == null) || (result.equals(""))) { result = "/"; } return RequestUtil.normalize(result); }
/** * Return a context-relative path, beginning with a "/", that represents the canonical version of * the specified path after ".." and "." elements are resolved out. If the specified path attempts * to go outside the boundaries of the current context (i.e. too many ".." path elements are * present), return <code>null</code> instead. * * @param path Path to be normalized */ protected String normalize(String path) { return RequestUtil.normalize(path, File.separatorChar == '\\'); }