[Info-vax] Simple Pascal question

Arne Vajhøj arne at vajhoej.dk
Thu Sep 5 13:30:48 EDT 2024


On 8/8/2024 8:57 AM, Arne Vajhøj wrote:
> On 8/8/2024 8:13 AM, Simon Clubley wrote:
>> On 2024-08-07, Arne Vajhøj <arne at vajhoej.dk> wrote:
>>> On 8/7/2024 5:35 PM, Lawrence D'Oliveiro wrote:
>>>> Dates/times? You have to contend with an API that has accumulated so 
>>>> much
>>>> legacy cruft, that you are left with an old class where every single
>>>> member is deprecated, yet the class itself is still needed in the 
>>>> newer-
>>>> style calls.
>>>
>>> That is also one of Roland's pet peeves.
>>
>> Now try parsing JSON using the supplied builtin Java libraries
>> on Android. :-)
>>
>> There is a solution but it is not as clean as elsewhere.
> 
> I would use binding instead of parsing.
> 
> I have never done anything on Android, but I would
> expect both JSON-B and Jackson to work on Android
> 
> JSON-B is:
> 
> Jsonb b = JsonbBuilder.create();
> X o = b.fromJson(jsonstr, X.class);
> 
> Jackson is:
> 
> ObjectMapper om = new ObjectMapper();
> X o = om.readValue(jsonstr, X.class);
> 
> It don't get much easier than that.
> 
> You can of course ask why it did not become part of standard
> Java SE.
> 
> For timeline/random reasons JSON-B became part of Java EE
> not Java SE.

And just to be clear: the JSON-B specification is part of
Java EE not Java SE, but JSON-B libraries works fine in
Java SE - you just need to get them separately.

Arne





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