@NotNull
  public static WorkingCopyFormat getInstance(int value) {
    if (INTERNAL_FORMAT_17 == value) {
      return ONE_DOT_SEVEN;
    } else if (INTERNAL_FORMAT_18 == value) {
      return ONE_DOT_EIGHT;
    } else if (ONE_DOT_FIVE.getFormat() == value) {
      return ONE_DOT_FIVE;
    } else if (ONE_DOT_FOUR.getFormat() == value) {
      return ONE_DOT_FOUR;
    } else if (ONE_DOT_THREE.getFormat() == value) {
      return ONE_DOT_THREE;
    } else if (ONE_DOT_SIX.getFormat() == value) {
      return ONE_DOT_SIX;
    } else if (ONE_DOT_SEVEN.getFormat() == value) {
      return ONE_DOT_SEVEN;
    }
    return UNKNOWN;
  }
@NotNull
  public static WorkingCopyFormat getInstance(int value)