HttpServletRequest对象——获取请求行

超、凢脫俗 2022-03-21 02:13 322阅读 0赞

### 文章目录 ###

*   *   *  一、获取请求行
         *   *   *  1、请求信息
                 *  2、客户端信息
                 *  3、HTTP
                 *  4、服务器信息
                 *  5、 实例

### 一、获取请求行 ###

##### 1、请求信息 #####

*  请求方式："+request.getMethod()
 *  请求URL："+request.getRequestURL()
 *  请求URL中附带的参数:"+request.getQueryString()
 *  请求资源："+request.getRequestURI()

##### 2、客户端信息 #####

*  客户端主机名："+request.getRemoteHost()
 *  客户端IP地址："+request.getRemoteAddr()
 *  客户端的端口："+request.getRemotePort()

##### 3、HTTP #####

*  Http协议和版本："+request.getProtocol()

##### 4、服务器信息 #####

*  服务器的主机名："+request.getLocalName()
 *  服务器的IP地址："+request.getLocalAddr()
 *  服务器的端口："+request.getLocalPort()

##### 5、 实例 #####

package net.test.servlet;
    
    import javax.servlet.ServletException;
    import javax.servlet.annotation.WebServlet;
    import javax.servlet.http.HttpServlet;
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    import java.io.IOException;
    
    @WebServlet(name = "TestServlet",urlPatterns = "/test")
    public class TestServlet extends HttpServlet {
        protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    
        }
    
        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            System.out.println("接收到get请求");
            System.out.println("----------1、请求信息-------------------------");
            System.out.println("请求方式："+request.getMethod());
            System.out.println("请求URL："+request.getRequestURL());
            System.out.println("请求URL中附带的参数:"+request.getQueryString());
            System.out.println("请求资源："+request.getRequestURI());
            System.out.println("-----------2、客户端信息------------------------");
            System.out.println("客户端主机名："+request.getRemoteHost());
            System.out.println("客户端IP地址："+request.getRemoteAddr());
            System.out.println("客户端的端口："+request.getRemotePort());
            System.out.println("------------3、Http协议-----------------------");
            System.out.println("Http协议和版本："+request.getProtocol());
            System.out.println("------------4、服务器信息-----------------------");
            System.out.println("服务器的主机名："+request.getLocalName());
            System.out.println("服务器的IP地址："+request.getLocalAddr());
            System.out.println("服务器的端口："+request.getLocalPort());
        }
    }

**运行结果：**  
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