request获取url等信息

String scheme = request.getScheme();//http
String serverName = request.getServerName();//localhost
int serverPort = request.getServerPort();//8080
String contextPath = request.getContextPath();//项目名
String requestURI = request.getRequestURI();//空间名
String query = request.getQueryString();//参数
String url3 = scheme+"://"+serverName+":"+serverPort+contextPath+"?"+requestURI +query ;//http://127.0.0.1:8080/test?xxx=yyy

协议类型：//域名:端口号/项目名/命名空间/action名称?其他参数

注意：本文归作者所有，未经作者允许，不得转载