title: How get fields of object in parameter iReport
body: <p>I'm passing the object "OrdemServico" as parameter to report.</p>
  
  <pre><code>OrdemServico ordemServico = new OrdemServico();  
  ordemServico.setCodigo("CA123");
  mapa.put("ORDEMSERVICO", ordemServico);
  </code></pre>
  
  <p>And on the .jrxml i added a parameter with same name of the parameter in map. how i can get the fields of the object? Tnks</p>