Method getEnumIfPresent

corpus/java/training/guava/base/Platform.java:40–45

(Class<T> enumClass, String value)

  }

  static <T extends Enum<T>> Optional<T> getEnumIfPresent(Class<T> enumClass, String value) {
    WeakReference<? extends Enum<?>> ref = Enums.getEnumConstants(enumClass).get(value);
    return ref == null
        ? Optional.<T>absent()
        : Optional.of(enumClass.cast(ref.get()));
  }
  
  static String formatCompact4Digits(double value) {
    return String.format(Locale.ROOT, "%.4g", value);