Java GSON: Getting the list of all keys under a JSONObject

Question

I have got GSON as a JSON parser in Java, but the keys aren\'t always the same.
For example. I have the following JSON:

{ \"The Object I already

Answer 1

As of Gson 2.8.1 you can use keySet():

String json = "{\"key1\":\"val\", \"key2\":\"val\"}";

JsonParser parser = new JsonParser();
JsonObject jsonObject = parser.parse(json).getAsJsonObject();

Set keys = jsonObject.keySet();