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JSP之request对象

时间:2015-07-19 10:07:59      阅读:116      评论:0      收藏:0      [点我收藏+]

标签:jsp   request   


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//req.jsp
<%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'req.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
    <form name="reqForm" action="registe.jsp" method="post">
    	<table>
    		<tr>
    			<td>用户名</td>
    			<td><input type="text" name="username"/></td>
    		</tr>
    		<tr>
    			<td>爱好</td>
    			<td>
	    			<input type="checkbox" name="favorite" value="read"/>读书
	    			<input type="checkbox" name="favorite" value="run"/>跑步
	    			<input type="checkbox" name="favorite" value="Internet"/>上网
    			</td>
    		</tr>
    		<tr>
    			<td colspan="3"><input type="submit" value="登陆"></td>
    		</tr>
    	</table>
    	<br/>
    	<br/>
    	<a href="registe.jsp?username=张三">注册</a>
    </form>
  </body>
</html>

//registe.jsp
<%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'registe.jsp' starting page</title>
    
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">    
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
    <!--
    <link rel="stylesheet" type="text/css" href="styles.css">
    -->

  </head>
  
  <body>
      <%
          request.setCharacterEncoding("utf-8");//解决中文提交后的乱码问题,但不能解决URL链接过来的中文乱码问题
          request.setAttribute("password", "123456");
      %>
    <%=request.getParameter("username") %>
    <%
        if(request.getParameterValues("favorite") != null){
            String[] favorites = request.getParameterValues("favorite");            
            for(int i=0;i<favorites.length;i++){
                out.println(favorites[i]+"&nbsp;&nbsp;");
            }
        }        
    %><br/>
    <%=request.getAttribute("password") %><br/>
    <%=request.getCharacterEncoding() %><br/>
    请求体的MIME类型:<%=request.getContentType() %><br>
    请求的协议类型及其版本号:<%=request.getProtocol() %><br>
    返回接受请求的服务器主机名:<%=request.getServerName() %><br/>
    返回服务器接受此请求所用的端口号:<%=request.getServerPort() %><br/>
    返回请求体的长度:<%=request.getContentLength() %><br/>
    返回请求的客户端IP:<%=request.getRemoteAddr() %><br>
    返回一虚拟路径的真实路径:<%=request.getRealPath("registe.jsp") %><br/>
    返回上下文路径:<%=request.getContextPath() %>
  </body>
</html>


<Connector port="8888" protocol="HTTP/1.1"
               connectionTimeout="20000"
               redirectPort="8443" URIEncoding="utf-8" />






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JSP之request对象

标签:jsp   request   

原文地址:http://blog.csdn.net/bluzelee2011/article/details/46952423

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