Field field = DBFluteSystem.class.getDeclaredField("finalTimeZoneProvider");
            field.setAccessible(true);
            return (DfFinalTimeZoneProvider) field.get(null);
        } catch (NoSuchFieldException e) {
            // Field might not exist in this version, return null
            return null;
        } catch (IllegalAccessException e) {
            // Cannot access field due to security restrictions

    } catch (Throwable reflectionFailure) { // sneaky checked exception
      // Some Android 5.0.x Samsung devices have bugs in JDK reflection APIs that cause
      // getDeclaredField to throw a NoSuchFieldException when the field is definitely there.
      // For these users fallback to a suboptimal implementation, based on synchronized. This will
      // be a definite performance hit to those users.

@GwtCompatible
@ReflectionSupport(value = ReflectionSupport.Level.FULL)
// Some Android 5.0.x Samsung devices have bugs in JDK reflection APIs that cause
// getDeclaredField to throw a NoSuchFieldException when the field is definitely there.
// Since this class only needs CAS on one field, we can avoid this bug by extending AtomicReference
// instead of using an AtomicReferenceFieldUpdater. This reference stores Thread instances

    }

    private Field findField(Class<?> clazz, String fieldName) {
        while (clazz != null) {
            try {
                return clazz.getDeclaredField(fieldName);
            } catch (NoSuchFieldException e) {
                clazz = clazz.getSuperclass();
            }
        }
        return null;
    }

    private Method findMethod(Class<?> clazz, String methodName, Class<?>... paramTypes) {

        }
    }

    private Field getFieldIfExists(String fieldName) {
        try {
            return FessHtmlPath.class.getDeclaredField(fieldName);
        } catch (NoSuchFieldException e) {
            return null;
        }
    }

        while (currentClass != null && errorCodeField == null) {
            try {
                errorCodeField = currentClass.getDeclaredField("errorCode");
            } catch (NoSuchFieldException e) {
                currentClass = currentClass.getSuperclass();
            }
        }

        if (errorCodeField != null) {
            errorCodeField.setAccessible(true);

        assertArgumentNotNull("clazz", clazz);
        assertArgumentNotEmpty("name", name);

        try {
            return clazz.getField(name);
        } catch (final NoSuchFieldException e) {
            throw new NoSuchFieldRuntimeException(clazz, name, e);
        }
    }

    /**

            | Error atomicReferenceFieldUpdaterFailure) {
          // Some Android 5.0.x Samsung devices have bugs in JDK reflection APIs that cause
          // getDeclaredField to throw a NoSuchFieldException when the field is definitely there.
          // For these users fallback to a suboptimal implementation, based on synchronized. This
          // will be a definite performance hit to those users.

      val field = c.getDeclaredField(fieldName)
      field.isAccessible = true
      val value = field.get(instance)
      return if (!fieldType.isInstance(value)) null else fieldType.cast(value)
    } catch (_: NoSuchFieldException) {
    }

    c = c.superclass
  }

  // Didn't find the field we wanted. As a last gasp attempt,
  // try to find the value on a delegate.
  if (fieldName != "delegate") {

    private java.lang.reflect.Field findField(Class<?> clazz, String fieldName) {
        while (clazz != null) {
            try {
                return clazz.getDeclaredField(fieldName);
            } catch (final NoSuchFieldException e) {
                clazz = clazz.getSuperclass();
            }
        }
        throw new RuntimeException("Field not found: " + fieldName);
    }