public function salvar(ContaTransferencia $obj)
 {
     $strSQL = "INSERT INTO FIN_TRC_TRANSFERENCIAS_CONTAS (";
     $strSQL .= "TRC_DataHoraCadastro, ";
     $strSQL .= "TRC_DataTransferencia, ";
     $strSQL .= "TRC_Valor, ";
     $strSQL .= "COB_De_ID,";
     $strSQL .= "COB_Para_ID, ";
     $strSQL .= "USU_Cadastro_ID ";
     $strSQL .= ")VALUES(";
     $strSQL .= "'" . date("Y-m-d H:i:s") . "', ";
     $strSQL .= "'" . $obj->getDataTransferencia() . "', ";
     $strSQL .= " " . $obj->getValor() . ", ";
     $strSQL .= " " . $obj->getContaTransferenciaDe()->getId() . ", ";
     $strSQL .= " " . $obj->getContaTransferenciaPara()->getId() . ", ";
     $strSQL .= "" . $_SESSION["USUARIO_ID"] . " ";
     $strSQL .= ")";
     return Db::getInstance()->executar($strSQL);
 }