JsonObject jsonObject = new JsonParser().parse(fileReader).getAsJsonObject().getAsJsonObject("drags");
for(Drag drag : drags) {
JsonObject dragObj = jsonObject.getAsJsonObject(drag.getName());
drag.setX(dragObj.get("posX").getAsFloat());
drag.setY(dragObj.get("posY").getAsFloat());
drag.setWidth(dragObj.get("width").getAsFloat());
drag.setHeight(dragObj.get("height").getAsFloat());
}