final List<Instantiator<?>> all = new ImmutableList.Builder<Instantiator<?>>()
.add(fallbackToNull(new BigDecimalConverter()))
.add(fallbackToNull(new BigIntegerConverter()))
.add(fallbackToNull(new BooleanWrapperConverter()))
.add(fallbackToNull(new ByteWrapperConverter()))
.add(fallbackToNull(new CharacterWrapperConverter()))
.add(fallbackToNull(new DoubleWrapperConverter()))
.add(fallbackToNull(new IntegerWrapperConverter()))
.add(fallbackToNull(new EnumConverter()))
.add(fallbackToNull(new FloatWrapperConverter()))
.add(fallbackToNull(new IntegerWrapperConverter()))