@Override
    public Float parse(JsonParser jsonParser) throws IOException {
        if (jsonParser.getCurrentToken() == JsonToken.VALUE_NULL) {
            return null;
        } else {
            return jsonParser.getFloatValue();
        }
    }
Built-in mapper for Float objects
core/src/main/java/com/bluelinelabs/logansquare/internal/objectmappers/FloatMapper.java