Re: Trouble using POST method with servlet

From:
Wojtek <nowhere@a.com>
Newsgroups:
comp.lang.java.help
Date:
Fri, 22 Feb 2008 17:37:07 GMT
Message-ID:
<mn.b2417d82d24e2b94.70216@a.com>
K Gaur wrote :

hello friends,

i have just started working with servlets and i stumbled upon this
problem

i was just testing servlet with GET and Post methods
the following html-servlet pair works fine with GET method in form
tag

but with POST method it goes awry

i m using Tomcat 6.0 , firefox browser

the code for html document (mail_list.html) is-->

__________________________________________________________________
<html>

<head>
    <title> E-mail list application</title>
<head>

<body>
    <h1> Join our mailing list</h1>
    <p> To join enter yor name and email id</p>

    <form action="http://localhost:8080/m_egs/EmailServlet"
method="post">
    <table cellspacing="5" border="0">
        <tr>
            <td align="right"> First name:</td>
            <td><input type="text" name="firstName"></td>
        </tr>
        <tr>
            <td align="right"> Last Name:</td>
            <td><input type="text" name="lastName"></td>
        </tr>
        <tr>
            <td align="right"> Email id:</td>
            <td><input type="text" name="emailId"></td>
        </tr>
        <tr>
            <td></td>
            <td><br><input type="submit" value="submit"></td>
        </tr>
    </table>
    </form>
</body>

</html>
_____________________________________________________________________

and that of the servlet (EmailServlet.java) is -->

_____________________________________________________________________
package servpack;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import business.*;
import data.*;

public class EmailServlet extends HttpServlet
{

    private int accessCount;

    public void init() throws ServletException{
        accessCount=0;
    }

  public void doPost(HttpServletRequest request, HttpServletResponse
 response)
   throws ServletException, IOException
    {
       doGet(request,response);
    }

     public void doGet(HttpServletRequest request, HttpServletResponse

response)
        throws ServletException, IOException{
            response.setContentType("text/html");
            PrintWriter out=response.getWriter();

            String

firstName=request.getParameter("firstName");
            String lastName=request.getParameter("lastName");
            String eID=request.getParameter("emailId");
            User user=new User(firstName, lastName, eID);
            UserIO.addRecord(user,"C:/Program Files/Apache

Software Foundation/Tomcat 6.0/webapps/m_egs/WEB-INF/etc/
UserEmail.txt");

            int localCount;
            synchronized (this){
                localCount=++accessCount;
            }
            out.println(
                "<html>\n<head>\n<title>a servlet was

called</title>\n</head>\n"
                +"<body>\n <h1> Thanks for joining our

mailing list </h1>\n"
                +"<p>Here is your info:</p>\n"
                +"<table border=\"0\" cellspacing=\"5\"

cellpadding=\"5\">\n"
                +" <tr>\n <td>FirstName:</td> \n

<td>" + firstName + "</td>\n</tr>\n"
                +" <tr>\n <td>LastName:</td> \n

<td>" + lastName + "</td>\n</tr>\n"
                +" <tr>\n <td>Email Address:</td> \n

  <td>" + eID + "</td>\n</tr>\n"
                +"</table>\n"
                +"<p> this page has been accessed " +

localCount + " times.</p>\n"
                +"</body>\n </html>");
    }

    public void doPost(HttpServletRequest request, HttpServletResponse

response)
        throws ServletException, IOException {
            doGet(request,response);
    }
}
__________________________________________________________________________

the browser shows this -->
-------------------------------------------------------------------------------
HTTP Status 405 - HTTP method POST is not supported by this URL

type Status report

message HTTP method POST is not supported by this URL

description The specified HTTP method is not allowed for the
requested

resource (HTTP method POST is not supported by this URL).
Apache Tomcat/6.0.13
-------------------------------------------------------------------------------

please tell me where i m wrong .


--
Wojtek :-)

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