index.html
<html>
<body>
<form action="servlet1" method="post">
Name:<input type="text" name="userName"/><br/>
<input type="submit" value="Go"/>
</form>
</body>
</html>
FirstServlet,java
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class FirstServlet extends HttpServlet {
public void doPost(HttpServletRequest request, HttpServletResponse response){
try{
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
Strring n=request.getParameter("userName");
out.print("Welcome "+n);
Cookie ck=new Cookie("uname",n); //creating cookie object
response.addCookie(ck); //adding cookie in the response
//creating submit button
out.print("<form action='servlet2'method='post'> ");
out.print("<input type='submit' value='Go'>");
out.print("</form>");
out.close();
}catch(Exception e){System.out.println(e);}
}
}
SecondServlet.java
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class SecondServlet extends HttpServlet {
public void doPost(HttpServletRequest request, HttpServletResponse response){
try{
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
out.print("<h1>");
Cookie ck[]=request.getCookies();
out.print("Hello "+ck[0].getValue());
out.print("</h1>");
out.close();
}catch(Exception e){System.out.println(e);}
}
}
web.xml
<web-app>
<servlet>
<servlet-name>FirstServlet</servlet-name>
<servlet-class>FirstServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>FirstServlet</servlet-name>
<url-pattern>/servlet1</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>SecondServlet</servlet-name>
<servlet-class>SecondServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>SecondServlet</servlet-name>
<url-pattern>/servlet2</url-pattern>
</servlet-mapping>
</web-app>
OUTPUT
<html>
<body>
<form action="servlet1" method="post">
Name:<input type="text" name="userName"/><br/>
<input type="submit" value="Go"/>
</form>
</body>
</html>
FirstServlet,java
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class FirstServlet extends HttpServlet {
public void doPost(HttpServletRequest request, HttpServletResponse response){
try{
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
Strring n=request.getParameter("userName");
out.print("Welcome "+n);
Cookie ck=new Cookie("uname",n); //creating cookie object
response.addCookie(ck); //adding cookie in the response
//creating submit button
out.print("<form action='servlet2'method='post'> ");
out.print("<input type='submit' value='Go'>");
out.print("</form>");
out.close();
}catch(Exception e){System.out.println(e);}
}
}
SecondServlet.java
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class SecondServlet extends HttpServlet {
public void doPost(HttpServletRequest request, HttpServletResponse response){
try{
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
out.print("<h1>");
Cookie ck[]=request.getCookies();
out.print("Hello "+ck[0].getValue());
out.print("</h1>");
out.close();
}catch(Exception e){System.out.println(e);}
}
}
web.xml
<web-app>
<servlet>
<servlet-name>FirstServlet</servlet-name>
<servlet-class>FirstServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>FirstServlet</servlet-name>
<url-pattern>/servlet1</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>SecondServlet</servlet-name>
<servlet-class>SecondServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>SecondServlet</servlet-name>
<url-pattern>/servlet2</url-pattern>
</servlet-mapping>
</web-app>
OUTPUT
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