Sunday, March 18, 2012

Program To Implement Loginform Using Sevlets


AIM
Create and save an XML document at the server. Which contains user information or
Program To Implement Loginform Using Sevlets

PROGRAM
filename:Usevalidation.html

<html>
<head>
<title>Login Form</title>
</head>
<body leftmargin=75 topmargin=75 bgcolor=white>
<form method=Get action="http:127.0.0.1:8080\validation">
UserName&nbsp;&nbsp;<input type=text name=user>
<br><br>
Password&nbsp;&nbsp;<input type=password name=pass>
<br><br>
<input type=submit value=submit>&nbsp;&nbsp;&nbsp;
<input type=reset name=cancel>
</form>
</body>
</html>
---------------------------------------------------------------------
filename:UserValid.java
---------------------------------------------------------------------
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class UserValid extends HttpServlet
{
public void doGet(HttpServletRequest req,HttpServletResponse res)throws ServletException,IOException
{
res.setContentType("text/html");
PrintWriter out=res.getWriter();
String usr=res.getParameter("user");
String pwd=res.getParameter("pass");
if(usr equals("naveen")&&pwd equals("nav")
out.println("Successfully Logged in");
else
out.println("Unsuccessful");
}
}
-------------------------------------------------------------------------
filename:web.xml
------------------------------------------------------------------------
<web-app>
<servlet>
<servlet-name>UserValidation</servlet-name>
<servlet-class>UserValid</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>UserValidation</servlet-name>
<url-pattern>/validation/*</url-pattern>
</servlet-mapping>
</web-app>
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