public static int hashCode(@NotNull CharSequence text, @NotNull ComparisonPolicy policy) {
    switch (policy) {
      case DEFAULT:
        return Strings.stringHashCode(text);
      case TRIM_WHITESPACES:
        int offset1 = trimStart(text, 0, text.length());
        int offset2 = trimEnd(text, offset1, text.length());
        return Strings.stringHashCode(text, offset1, offset2);
      case IGNORE_WHITESPACES:
        return Strings.stringHashCodeIgnoreWhitespaces(text);
      default:
        throw new IllegalArgumentException(policy.name());
    }
  }
public static int hashCode(@NotNull CharSequence text, @NotNull ComparisonPolicy policy)