| /* |
| * Copyright (C) 2023 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.ondevicepersonalization.services; |
| |
| import android.annotation.NonNull; |
| import android.provider.DeviceConfig; |
| |
| /** Flags Implementation that delegates to DeviceConfig. */ |
| // TODO(b/228037065): Add validation logics for Feature flags read from PH. |
| public final class PhFlags implements Flags { |
| /* |
| * Keys for ALL the flags stored in DeviceConfig. |
| */ |
| // Killswitch keys |
| static final String KEY_GLOBAL_KILL_SWITCH = "global_kill_switch"; |
| |
| static final String KEY_ENABLE_ONDEVICEPERSONALIZATION_APIS = |
| "enable_ondevicepersonalization_apis"; |
| |
| static final String KEY_ENABLE_PERSONALIZATION_STATUS_OVERRIDE = |
| "enable_personalization_status_override"; |
| |
| static final String KEY_PERSONALIZATION_STATUS_OVERRIDE_VALUE = |
| "personalization_status_override_value"; |
| |
| static final String KEY_ISOLATED_SERVICE_DEADLINE_SECONDS = |
| "isolated_service_deadline_seconds"; |
| |
| // OnDevicePersonalization Namespace String from DeviceConfig class |
| static final String NAMESPACE_ON_DEVICE_PERSONALIZATION = "on_device_personalization"; |
| private static final PhFlags sSingleton = new PhFlags(); |
| |
| /** Returns the singleton instance of the PhFlags. */ |
| @NonNull |
| public static PhFlags getInstance() { |
| return sSingleton; |
| } |
| |
| // Group of All Killswitches |
| @Override |
| public boolean getGlobalKillSwitch() { |
| // The priority of applying the flag values: PH (DeviceConfig), then hard-coded value. |
| return DeviceConfig.getBoolean( |
| /* namespace= */ NAMESPACE_ON_DEVICE_PERSONALIZATION, |
| /* name= */ KEY_GLOBAL_KILL_SWITCH, |
| /* defaultValue= */ GLOBAL_KILL_SWITCH); |
| } |
| |
| @Override |
| public boolean isOnDevicePersonalizationApisEnabled() { |
| if (getGlobalKillSwitch()) { |
| return false; |
| } |
| // The priority of applying the flag values: PH (DeviceConfig), then user hard-coded value. |
| return DeviceConfig.getBoolean( |
| /* namespace= */ NAMESPACE_ON_DEVICE_PERSONALIZATION, |
| /* name= */ KEY_ENABLE_ONDEVICEPERSONALIZATION_APIS, |
| /* defaultValue= */ ENABLE_ONDEVICEPERSONALIZATION_APIS); |
| } |
| |
| @Override |
| public boolean isPersonalizationStatusOverrideEnabled() { |
| if (getGlobalKillSwitch()) { |
| return false; |
| } |
| // The priority of applying the flag values: PH (DeviceConfig), then user hard-coded value. |
| return DeviceConfig.getBoolean( |
| /* namespace= */ NAMESPACE_ON_DEVICE_PERSONALIZATION, |
| /* name= */ KEY_ENABLE_PERSONALIZATION_STATUS_OVERRIDE, |
| /* defaultValue= */ ENABLE_PERSONALIZATION_STATUS_OVERRIDE); |
| } |
| |
| @Override |
| public boolean getPersonalizationStatusOverrideValue() { |
| if (getGlobalKillSwitch()) { |
| return false; |
| } |
| // The priority of applying the flag values: PH (DeviceConfig), then user hard-coded value. |
| return DeviceConfig.getBoolean( |
| /* namespace= */ NAMESPACE_ON_DEVICE_PERSONALIZATION, |
| /* name= */ KEY_PERSONALIZATION_STATUS_OVERRIDE_VALUE, |
| /* defaultValue= */ PERSONALIZATION_STATUS_OVERRIDE_VALUE); |
| } |
| |
| @Override |
| public int getIsolatedServiceDeadlineSeconds() { |
| // The priority of applying the flag values: PH (DeviceConfig), then user hard-coded value. |
| return DeviceConfig.getInt( |
| /* namespace= */ NAMESPACE_ON_DEVICE_PERSONALIZATION, |
| /* name= */ KEY_ISOLATED_SERVICE_DEADLINE_SECONDS, |
| /* defaultValue= */ ISOLATED_SERVICE_DEADLINE_SECONDS); |
| } |
| } |