public static function getInstance()
 {
     if (self::$objInstance == null) {
         self::$objInstance = new RepoLote();
     }
     return self::$objInstance;
 }
 public function excluir($arrStrDados)
 {
     $obj = new Lote();
     $obj->setId($arrStrDados["LOT_ID"]);
     return RepoLote::getInstance()->excluir($obj);
 }