Sms

public boolean enviaAtl(String ddd, double telefone, String emissor_nome,
                         String emissor_ddd, double emissor_telefone, 
                         String mensagem){

  DecimalFormat df = new DecimalFormat("########");
  boolean       st = false;

  try{
    // Constroi os dados
    String msg = URLEncoder.encode("pre1"       , "UTF-8") + "=" + URLEncoder.encode(ddd                        , "UTF-8") + "&" +
                 URLEncoder.encode("min_usr"    , "UTF-8") + "=" + URLEncoder.encode(df.format(telefone)        , "UTF-8") + "&" +
                 URLEncoder.encode("min_de"     , "UTF-8") + "=" + URLEncoder.encode(emissor_nome               , "UTF-8") + "&" +
                 URLEncoder.encode("min_ddd"    , "UTF-8") + "=" + URLEncoder.encode(emissor_ddd                , "UTF-8") + "&" +
                 URLEncoder.encode("min_dddfone", "UTF-8") + "=" + URLEncoder.encode(df.format(emissor_telefone), "UTF-8") + "&" +
                 URLEncoder.encode("msg"        , "UTF-8") + "=" + URLEncoder.encode(mensagem                   , "UTF-8");

    // Envia
    URL url = new URL("http://www.atlnetmensagem.com.br/submittorpedo.asp");
    URLConnection conn = url.openConnection();
    conn.setDoOutput(true);
    OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
    wr.write(msg);
    wr.flush();

    // Get the response
    BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
    String line;
    for(int ix=0; (line = rd.readLine())!= null; ++ix){
       if(ix==5 && line.equals("<img src=/images_site/retorno_torpedo/sucesso.gif>"))
         st = true;
//     System.out.println(line);
       }

    wr.close();
    rd.close();
  } catch(Exception e){
         System.out.println(e.getMessage());
         return false;
         }

  return st;
 }