Gson Adapter converter Date to String in ISO UTC ( ISO 8601 ) format - Serializer and Deserializer

GsonUTCDateAdapter.java

import com.google.gson.*;

import java.lang.reflect.Type;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;

public class GsonUTCDateAdapter implements JsonSerializer<Date>, JsonDeserializer<Date> {

    @Override
    public JsonElement serialize(Date date, Type type, JsonSerializationContext jsonSerializationContext) {
        return new JsonPrimitive(getNewDateFormat().format(date));
    }

    @Override
    public Date deserialize(JsonElement jsonElement, Type type, JsonDeserializationContext jsonDeserializationContext) {
        try {
            return getNewDateFormat().parse(jsonElement.getAsString());
        } catch (ParseException e) {
            throw new JsonParseException(e);
        }
    }

    private DateFormat getNewDateFormat() {
        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.getDefault());
        dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
        return dateFormat;
    }
}

GsonUTCDateAdapter_use.java

private final Gson gson = new GsonBuilder().registerTypeAdapter(Date.class, new GsonUTCDateAdapter()).create();