/** * Retrieve every NMS to/from Bukkit converter as unwrappers. * @return Every unwrapper. */ public static List<Unwrapper> getUnwrappers() { if (unwrappers == null) { ImmutableList.Builder<Unwrapper> builder = ImmutableList.builder(); for (Map.Entry<Class<?>, EquivalentConverter<Object>> entry : getConvertersForGeneric().entrySet()) { builder.add(asUnwrapper(entry.getKey(), entry.getValue())); } unwrappers = builder.build(); } return unwrappers; }