@Override
  public double getDoubleSilent(Object bean, String param, double defaultValue) {

    double beanValue = defaultValue;

    if (bean != null) {
      try {
        Object value = BeanUtil.getProperty(bean, param);

        beanValue = Convert.toDoubleValue(value, defaultValue);
      } catch (Exception e) {
      }
    }

    return beanValue;
  }