Commit bc1a22b

@Test public void toJsonByteToBitString() {

GsonBuilder builder = new GsonBuilder();

builder.registerTypeAdapter(ByteExample.class,

new GsonBitStringSerializer());

Gson gson = builder.create();

ByteExample model = new ByteExample();

model.value = (byte) 0b1111;

assertEquals("{\"value\":\"1111\"}", gson.toJson(model));

}

@Test public void fromJsonByteFromBitString() {

String json = "{\"value\": \"1111\"}";

GsonBuilder gsonBuilder = new GsonBuilder();

gsonBuilder.registerTypeAdapter(ByteExample.class,

new GsonBitStringDeserializer());

Gson gson = gsonBuilder.create();

ByteExample model = gson.fromJson(json, ByteExample.class);

assertEquals(15, model.value);

}

static class GsonBitStringDeserializer implements JsonDeserializer<ByteExample> {

@Override public ByteExample deserialize(

JsonElement jsonElement,

Type type,

JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {

ByteExample byteExample = new ByteExample();

byteExample.value = (byte) Integer.parseInt(

jsonElement.getAsJsonObject()

.getAsJsonPrimitive("value")

.getAsString()

, 2);

return byteExample;

}

}

static class GsonBitStringSerializer implements JsonSerializer<ByteExample> {

@Override public JsonElement serialize(

ByteExample model,

Type type,

JsonSerializationContext jsonSerializationContext) {

JsonObject jsonObject = new JsonObject();

jsonObject.addProperty("value", Integer.toBinaryString(model.value));

return jsonObject;

}

}