InputStream in = request.getServletContext().getResourceAsStream("a.properties");//读取webroot目录下的资源文件(在webroot目录下有个a.properties的文件)InputStream in = request.getServletContext().ge
InputStream in = request.getServletContext().getResourceAsStream("a.properties");//读取webroot目录下的资源文件(在webroot目录下有个a.properties的文件)InputStream in = request.getServletContext().ge