jsp对象
小弟最近刚学jsp,有个问题一直闹不明白,翻了好久资料也没找到答案。这个题目的要求是输入中文,如果不含有这个中文的话就会跳转到welcome.jsp页面,并且五秒后自动跳转到success.jsp页面,目前只有一个闹不明白,就是welcome.jsp中的response.setHeader("refresh","5;url=success.jsp?send="+str);,传递到success.jsp页面时是乱码,求解。。。。
具体源码如下:
- <%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
- <title>a</title>
- </head>
- <body>
- <form action="b.jsp" method="get" name="form1">
- <p>请输入内容: <input type="text" name="fname" /></p>
- <input type="submit" value="Submit" />
- </form>
- </body>
- </html>
- <%@ page contentType="text/html; charset=gb2312" language="java" import="java.util.*" errorPage="" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
- <title>b</title>
- <%!LinkedList listname=new LinkedList();%>
- </head>
- <body>
- <%
- String str=request.getParameter("fname");
- if(listname.contains(str))
- {
- %>
- <jsp:forward page="fail.jsp"/>
- <%
- }
- else{
- listname.add(str);
- %>
- <jsp:forward page="welcome.jsp">
- <jsp:param name="good" value="<%=str%>"/>
- </jsp:forward>
- <%
- }
- %>
- </body>
- </html>
- <%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" pageEncoding="gb2312" errorPage="" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
- <title>refresh</title>
- </head>
- <body>
- <%
- String str=request.getParameter("good");
- byte b[]=str.getBytes("iso-8859-1");
- str=new String(b,"gb2312");
- %>
- <p>添加<%=str%>成功, 页面将五秒钟实现跳转。</p>
- <%
- response.setHeader("refresh","5;url=success.jsp?send="+str);
- %>
- <p>否则点击<a href="success.jsp?send=<%=str%>">此处跳转</a></p>
- </body>
- </html>
- <%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" pageEncoding="gb2312" errorPage="" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
- <title>success</title>
- </head>
- <body>
- <%String str=request.getParameter("send");
- byte b[]=str.getBytes("iso-8859-1");
- str=new String(b,"gb2312");
- %>
- 创建成功 <%=str%>
- </body>
- </html>