<%@ page language="java" import="java.util.*" pageEncoding="ISO-8859-1"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
request.setAttribute("hellowhat","helloWorld!");
%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'Result3.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>
Result3. <br>
</body>
</html>
/**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String what=null;
if(request.getParameter("what") != null){
what=request.getParameter("what");
}
if(what.startsWith("re"))
{
response.sendRedirect("http://www.baidu.com");
}
else if(what.startsWith("dis"))
{
request.getRequestDispatcher("/Result2.jsp").forward(request, response);
}
else if(what.startsWith("inc"))
{
RequestDispatcher disp=request.getRequestDispatcher("/Result3.jsp");
//forward(request, response);
disp.include(request, response);//request.setAttribute("hellowhat","helloWorld!");
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
out.println("<HTML>");
out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
out.println(" <BODY>");
out.print(" This is ");
out.print(this.getClass());
out.println(", using the GET method<hr>");
out.print(request.getAttribute("hellowhat"));
out.println(" </BODY>");
out.println("</HTML>");
out.flush();
out.close();
}
else
response.sendRedirect("/");
}
response.sendRedirect("/"); disp.include(request, response);
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