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| <html> |
| <head> |
| <title>Untitled Document</title> |
| <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> |
| </head> |
| |
| <body bgcolor="#FFFFFF"> |
| <p><font color="#0000FF"><a href="servlet/RequestParamExample"><img src="images/execute.gif" align="right" border="0"></a><a href="index.html"><img src="images/return.gif" width="24" height="24" align="right" border="0"></a></font></p> |
| <h3>Source Code for Request Parameter Example<font color="#0000FF"><br> |
| </font> </h3> |
| <font color="#0000FF"></font> |
| <pre><font color="#0000FF">import</font> java.io.*; |
| <font color="#0000FF">import</font> java.util.*; |
| <font color="#0000FF">import</font> javax.servlet.*; |
| <font color="#0000FF">import</font> javax.servlet.http.*; |
| |
| <font color="#0000FF">public class</font> RequestParamExample <font color="#0000FF">extends</font> HttpServlet { |
| |
| <font color="#0000FF">public void</font> doGet(HttpServletRequest request, HttpServletResponse response) |
| <font color="#0000FF">throws</font> IOException, ServletException |
| { |
| response.setContentType("<font color="#009900">text/html</font>"); |
| PrintWriter out = response.getWriter(); |
| out.println("<font color="#009900"><html></font>"); |
| out.println("<font color="#009900"><head></font>"); |
| out.println("<font color="#009900"><title>Request Parameters Example</title></font>"); |
| out.println("<font color="#009900"></head></font>"); |
| out.println("<font color="#009900"><body></font>"); |
| out.println("<font color="#009900"><h3>Request Parameters Example</h3></font>"); |
| out.println("<font color="#009900">Parameters in this request:<br></font>"); |
| if (firstName != null || lastName != null) { |
| out.println("<font color="#009900">First Name:</font>"); |
| out.println("<font color="#009900"> = </font>" + HTMLFilter.filter(firstName) + "<font color="#009900"><br></font>"); |
| out.println("<font color="#009900">Last Name:</font>"); |
| out.println("<font color="#009900"> = </font>" + HTMLFilter.filter(lastName)); |
| } else { |
| out.println("<font color="#009900">No Parameters, Please enter some</font>"); |
| } |
| out.println("<font color="#009900"><P></font>"); |
| out.print("<font color="#009900"><form action=\"</font>"); |
| out.print("<font color="#009900">RequestParamExample\" </font>"); |
| out.println("<font color="#009900">method=POST></font>"); |
| out.println("<font color="#009900">First Name:</font>"); |
| out.println("<font color="#009900"><input type=text size=20 name=firstname></font>"); |
| out.println("<font color="#009900"><br></font>"); |
| out.println("<font color="#009900">Last Name:</font>"); |
| out.println("<font color="#009900"><input type=text size=20 name=lastname></font>"); |
| out.println("<font color="#009900"><br></font>"); |
| out.println("<font color="#009900"><input type=submit></font>"); |
| out.println("<font color="#009900"></form></font>"); |
| out.println("<font color="#009900"></body></font>"); |
| out.println("<font color="#009900"></html></font>"); |
| } |
| |
| <font color="#0000FF">public void</font> doPost(HttpServletRequest request, HttpServletResponse res) |
| <font color="#0000FF">throws</font> IOException, ServletException |
| { |
| doGet(request, response); |
| } |
| }</pre> |
| </body> |
| </html> |
