1 // Copyright 2023 The Chromium Authors 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 package org.chromium.base.shared_preferences; 6 7 /** 8 * A SharedPreferences key checker that may check if the key is in use. 9 * 10 * In official builds, {@link NoOpPreferenceKeyChecker} is used, which is a no-op. 11 * In debug builds, {@link StrictPreferenceKeyChecker} is used, which checks if a key is registered. 12 */ 13 interface PreferenceKeyChecker { 14 // Asserts that the SharedPreferences |key| is registered as "in use". checkIsKeyInUse(String key)15 void checkIsKeyInUse(String key); 16 17 // Asserts that the SharedPreferences KeyPrefix |prefix| is registered as "in use". checkIsPrefixInUse(KeyPrefix prefix)18 void checkIsPrefixInUse(KeyPrefix prefix); 19 } 20