Practical 16
make seperate file for each code
Rohit143
plain_text
3 years ago
2.2 kB
13
Indexable
Never
<!DOCTYPE html>
<html lang="en">
<head>
<title>Login</title>
</head>
<body>
<center>
<h1>Enter your name</h1>
<form action="login" method="get">
Name:<input type="text" name="uname"/><br/>
<input type="submit" value="login"/>
</form>
</center>
</body>
</html>
_________________________________________
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class Practical16 extends HttpServlet{
public void doGet(HttpServletRequest req,HttpServletResponse res) throws ServletException,IOException{
res.setContentType("text/html");
PrintWriter pw = res.getWriter();
HttpSession session =req.getSession();
String username = req.getParameter("uname");
pw.println("<h1>Welcome ! "+username);
pw.println("Session id : "+session.getId());
session.setAttribute("username", username);
pw.print("<a href='servlet2'>visit</a>");
pw.close();
}
}
____________________________________________
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class practical16b extends HttpServlet{
public void doGet(HttpServletRequest req,HttpServletResponse res) throws ServletException,IOException{
res.setContentType("text/html");
PrintWriter pw = res.getWriter();
HttpSession session =req.getSession();
String n = (String)session.getAttribute("username");
pw.println("Username : "+n);
pw.close();
}
}
_____________________________________________
<web-app>
<servlet>
<servlet-name>practical16</servlet-name>
<servlet-class>Practical16</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>practical16</servlet-name>
<url-pattern>/login</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>practical16b</servlet-name>
<servlet-class>Practical16b</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>practical16b</servlet-name>
<url-pattern>/servlet2</url-pattern>
</servlet-mapping>
</web-app>