演示request的常用方法
2016-04-16 11:25
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package com.javaweb.httprequest;
//演示request的常用方法
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class ServletRequst
*/
@WebServlet("/servletRequst")
public class ServletRequstCommonmethod extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public ServletRequstCommonmethod() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response .setContentType("text/html;charset=utf-8");
PrintWriter out=response.getWriter();
//常用方法
String url=request .getRequestURL().toString();//协议+服务器+端口号+工程名称+资源地址+参数
String uri=request .getRequestURI();//工程名称+资源地址
String contextpath=request.getContextPath();//工程名称
String encoding=request .getCharacterEncoding();
String localIp=request.getLocalAddr();//服务器的Ip地址
int localport=request.getLocalPort();//服务器的端口号
String remoteIp=request.getRemoteAddr();//客户端的Ip
int remoteport=request.getRemotePort();//客户端的端口号:随机的
String query=request.getQueryString();
String method=request.getMethod();
out.write("url"+url+"<br/>");
out.write("uri"+uri+"<br/>");
out.write("工程名称"+contextpath+"<br/>");
out.write("请求的编码"+encoding+"<br/>");
out.write("服务器的ip地址"+localIp+"<br/>");
out.write("服务器的端口号"+localport+"<br/>");
out.write("客户端的IP地址"+remoteIp+"<br/>");
out.write("客户端的端口号"+remoteport+"<br/>");
out.write("请求参数"+query+"<br/>");
out.write("请求方式"+method+"<br/>");
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
}
}
//演示request的常用方法
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class ServletRequst
*/
@WebServlet("/servletRequst")
public class ServletRequstCommonmethod extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public ServletRequstCommonmethod() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response .setContentType("text/html;charset=utf-8");
PrintWriter out=response.getWriter();
//常用方法
String url=request .getRequestURL().toString();//协议+服务器+端口号+工程名称+资源地址+参数
String uri=request .getRequestURI();//工程名称+资源地址
String contextpath=request.getContextPath();//工程名称
String encoding=request .getCharacterEncoding();
String localIp=request.getLocalAddr();//服务器的Ip地址
int localport=request.getLocalPort();//服务器的端口号
String remoteIp=request.getRemoteAddr();//客户端的Ip
int remoteport=request.getRemotePort();//客户端的端口号:随机的
String query=request.getQueryString();
String method=request.getMethod();
out.write("url"+url+"<br/>");
out.write("uri"+uri+"<br/>");
out.write("工程名称"+contextpath+"<br/>");
out.write("请求的编码"+encoding+"<br/>");
out.write("服务器的ip地址"+localIp+"<br/>");
out.write("服务器的端口号"+localport+"<br/>");
out.write("客户端的IP地址"+remoteIp+"<br/>");
out.write("客户端的端口号"+remoteport+"<br/>");
out.write("请求参数"+query+"<br/>");
out.write("请求方式"+method+"<br/>");
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
}
}
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