版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/u014596302/article/details/82662578
String url = request.getScheme() + "://" + request.getServerName()+ ":" + request.getServerPort() + request.getContextPath() ;
String url = request.getScheme() + "://" + request.getServerName()+ ":" + request.getServerPort() + request.getContextPath() ;