Class LoginServlet

java.lang.Object
  |
  +--javax.servlet.GenericServlet
        |
        +--javax.servlet.http.HttpServlet
              |
              +--LoginServlet

All Implemented Interfaces:

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

public class LoginServlet

extends javax.servlet.http.HttpServlet

Control passes to the doGet method of this class from the main login page. All users are authenticated through the method of this class.

See Also:

Serialized Form

Field Summary

boolean

isUserIn doGet - This method uses methods of class QueryEngine to authenticate a registered user.

Constructor Summary

LoginServlet()

Method Summary

void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doOptions, doPost, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

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

Methods inherited from class java.lang.Object

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

Field Detail

isUserIn

public boolean isUserIn

doGet - This method uses methods of class QueryEngine to authenticate a registered user. It starts a session and binds 'username' after the user is authenticated.

Constructor Detail

LoginServlet

public LoginServlet()

Method Detail

doGet

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

Overrides:

doGet in class javax.servlet.http.HttpServlet