かんたんContentProviderテスト - Qiitapublic class StorageDao { private final Context mContext; public StorageDao(Context context) { mContext = context; } public Book getBook(int id) { try (Cursor cursor = mContext.getContentResolver() .query(StorageContracts.URI, null , StorageContracts.Colomns._ID + "=?" , new String[]{String.valueOf(id)}, null)) { if (cursor != null && cursor.moveToFirst()) { String title = cursor.getString(cursor.
