hello sir, am using netbeans6.7.1 version i implemented one program i.e web application ..when am excuting this one i got one error http status 500...please solve this error ..when did i mistakn
this is the code:
SumServlet.java
package com.sum;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
*
* @author JaSmInE
*/
public class SumServlet extends HttpServlet
{
//private Object pw;
public SumServlet()
{
System.out.println("inside constructor()");
}
@Override
public void init(ServletConfig sc)
{
System.out.println("Inside init() constructor method");
}
@Override
public void doGet(HttpServletRequest req ,HttpServletResponse res)throws IOException,ServletException
{
System.out.println("inside doGet()");
try
{
int x,y,sum;
x=Integer.parseInt("fno");
y=Integer.parseInt("sno");
sum=x+y;
PrintWriter pw=res.getWriter();
pw.println("<html>");
pw.println("<head>");
pw.println("<body>");
pw.println("<center><h1><br>");
pw.println("Result:"+sum);
pw.println("</h1></center>");
pw.println("</body></html>");
}
catch(Exception e)
{
e.printStackTrace();
//pw.close();
}
}
public void doPost(HttpServletRequest req,HttpServletResponse res)throws IOException,ServletException
{
System.out.println("inside doPost()");
doGet(res,req);
}
input.html
<html> <head> <title> Sum Of Two Numbers</title> </head> <body style="background-color:yellow" style="font-color:red"> <center> <h1 style="background-color:blue"> <b><i><strong>Sum Of Two Numbers</strong></i></b> </h1> <blockquote style="background-color:fuchsia"><b>This is my first Programm</b></blockquote> <form name="sum" action="sumurl" method="POST"> <br> <br> <br><br> First Num:Â Â Â Â <input type="text" name="fno" value="" /><br> Second Num:<input type="text" name="sno" value="" /><br> <input type="submit" value="submit" name="sum" /> </form> </center> </body> </html>
please tell me.....