Deserialization – for Java util. Gson deserializer for date
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Java
Does anyone have a deserializer job? Do I get the full JSON expression in the method "deserialize" instead of the element?
public static void main(String[] args) { GsonBuilder gb = new GsonBuilder(); gb.registerTypeAdapter(DummyObject.class,new JsonSerializer<Date>() { public JsonElement serialize(Date src,Type typeOfSrc,JsonSerializationContext context) { System.out.println("serialize..."); return new JsonPrimitive(DateUtil.toString(src)); } }); gb.registerTypeAdapter(DummyObject.class,new JsonDeserializer<Date>() { DateFormat format = DateFormat.getInstance(); public Date deserialize(JsonElement json,Type typeOfT,JsonDeserializationContext context) throws JsonParseException { if (!(json instanceof JsonPrimitive)) { throw new JsonParseException("The date should be a string value"); } try { return format.parse(json.getAsString()); } catch (ParseException e) { throw new JsonParseException(e); } } }); String jsonExp = "{\"createdDate\":\"2011-12-27T15:21:16\"}"; Gson g = gb.create(); DummyObject tf = g.fromJson(jsonExp,DummyObject.class); }
Solution
Gson gson = new GsonBuilder()
Gson gson = new GsonBuilder() .setDateFormat("yyyy-MM-dd'T'HH:mm:ssz") .create();
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