package br.aiec;

import java.io.IOException;
import java.util.Enumeration;

import javax.servlet.Servlet;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class ConfigDemoServlet implements Servlet {

    private ServletConfig config;

    @Override
    public ServletConfig getServletConfig() {
        return config;
    }

    @Override
    public String getServletInfo() {
        return null;
    }

    @Override
    public void init(ServletConfig config) throws ServletException {
        this.config = config;
    }

    @Override
    public void service(ServletRequest request, ServletResponse response)
            throws ServletException, IOException {

        Enumeration parametros = config.getInitParameterNames();

        response.getWriter().println(“Exemplo de paramêtros de Inicialização”);

        while(parametros.hasMoreElements()){
            String nomeParametro = (String) parametros.nextElement();
            response.getWriter().println("NOME: " + nomeParametro);
            response.getWriter().println("VALOR: " +                                       config.getInitParameter(nomeParametro));
            response.getWriter().println(“------------------------------------”);
        }
    }

    @Override
    public void destroy() {

    }
}