servlet测试获取请求行信息

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servlet测试获取请求行信息
package com.cdsxt.action;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;public class TestReq01 extends HttpServlet {public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {this.doPost(request, response);}public void doPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {//testReqHead(request);//testReqLine(request);testInter(request);}//测试获取请求行 信息public void testReqLine(HttpServletRequest request){String method=request.getMethod();//获取请求方式String scheme=request.getScheme();//获取协议String path=request.getContextPath();//获取根目录      /根目录String queryString=request.getQueryString();//?后面的参数String requestURI=request.getRequestURI();//?之前   端口号之后StringBuffer requestURL=request.getRequestURL();//?之前所有的内容System.out.println("method:"+method);System.out.println("scheme:"+scheme);System.out.println("path:"+path);System.out.println("queryString:"+queryString);System.out.println("reuqestURI:"+requestURI);System.out.println("requestURL:"+requestURL);}//测试获取请求头信息public void testReqHead(HttpServletRequest request){//获取头信息    getHeader(头信息的名字)    名字  可以忽略大小写//String userAgent=request.getHeader("User-Agent");//String host=request.getHeader("Host");String userAgent=request.getHeader("user-agent");String host=request.getHeader("HOst");System.out.println("host:"+host);System.out.println("userAgent:"+userAgent);}//测试网络信息public void testInter(HttpServletRequest request){String remoteAddr=request.getRemoteAddr();int remotePort=request.getRemotePort();String localAddr=request.getLocalAddr();int localPort=request.getLocalPort();System.out.println("remoteAddr:"+remoteAddr);System.out.println("remotePort:"+remotePort);System.out.println("localAddr:"+localAddr);System.out.println("localPort:"+localPort);}}
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