ibs
Class LoginValidation

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          ibs.LoginValidation

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class LoginValidation
extends javax.servlet.http.HttpServlet

Servlet implementation class for Servlet:validates the login information of user.

See Also:

Serialized Form

Constructor Summary

LoginValidation()

Method Summary

void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) doGet : It internally calls the dopost method
void	doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) doPost : It checks the username and password with the database and gives response.It also forwards the request to session cookies.java if the same user enters password wrongly

Methods inherited from class javax.servlet.http.HttpServlet

service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LoginValidation

public LoginValidation()

Method Detail

doGet

public void doGet(javax.servlet.http.HttpServletRequest req,
                  javax.servlet.http.HttpServletResponse res)
           throws java.io.IOException,
                  javax.servlet.ServletException

doGet : It internally calls the dopost method

Overrides:

doGet in class javax.servlet.http.HttpServlet

Parameters:

req - : Request carries the username and password

res - : Response carries a message which says whether he is valid user or not

Throws:

java.io.IOException

javax.servlet.ServletException

See Also:

HttpServlet.doGet(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)

doPost

public void doPost(javax.servlet.http.HttpServletRequest req,
                   javax.servlet.http.HttpServletResponse res)
            throws java.io.IOException,
                   javax.servlet.ServletException

doPost : It checks the username and password with the database and gives response.It also forwards the request to session cookies.java if the same user enters password wrongly

Overrides:

doPost in class javax.servlet.http.HttpServlet

Parameters:

req - : Request carries the username and password

res - : Response carries a message which says whether he is valid user or not

Throws:

java.io.IOException

javax.servlet.ServletException

See Also:

HttpServlet.doPost(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)