Servlet

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class for Servlet: LoginPgServlet
 *
 */
 public class EnviaServlet extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
    /* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public EnviaServlet() {
		super();
	}   	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		{ 	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response, String pgCerta) throws ServletException, IOException {
//		Defino o nome da próxima página
		String PgCerta = new String( "pgCerta.html" );
		String PgErrada = new String( "pgErrada.html" );
		RequestDispatcher requestDispatcher = null;
		String login = request.getParameter( "login" );
		String senha=request.getParameter("senha");
		if( login.equalsIgnoreCase( "mimi" ) ) {
			if(senha.equalsIgnoreCase("prova")){
		requestDispatcher = request.getRequestDispatcher( PgCerta );
		}
			else{
			if(login.equalsIgnoreCase("mauro")){
				if(senha.equalsIgnoreCase("1234")){
		requestDispatcher = request.getRequestDispatcher( PgCerta );	
			}
			 else {
			
			requestDispatcher = request.getRequestDispatcher( PgErrada);
			}
//			Direciona para a próxima página
			requestDispatcher.forward( request, response );