JdkOptionalTypeAdapters.new TypeAdapter() {...}

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	67 of 70	4%	7 of 7	0%	6	7	21	22	2	3
read(JsonReader)		0%		0%	5	5	14	14	1	1
write(JsonWriter, OptionalInt)		0%		n/a	1	1	7	7	1	1
{...}		100%		n/a	0	1	0	1	0	1