fragement 构造函数传值

public static Category_Activity newInstance(String parentaAreaId, String productCategoryid) {   Category_Activity newFragment = new Category_Activity();          Bundle bundle = new Bundle();          bundle.putString("parentaAreaId", parentaAreaId);          bundle.putString("productCategoryid", productCategoryid);          newFragment.setArguments(bundle);            return newFragment;        }