68 lines
2.2 KiB
Java
68 lines
2.2 KiB
Java
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.server;
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import android.annotation.Nullable;
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import java.util.List;
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/**
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* Runtime bridge between the Backup Manager Service and the App Widget Service,
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* since those two modules are intentionally decoupled for modularity.
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*
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* @hide
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*/
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public class AppWidgetBackupBridge {
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private static WidgetBackupProvider sAppWidgetService;
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public static void register(WidgetBackupProvider instance) {
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sAppWidgetService = instance;
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}
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public static List<String> getWidgetParticipants(int userId) {
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return (sAppWidgetService != null)
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? sAppWidgetService.getWidgetParticipants(userId)
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: null;
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}
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/** Returns a byte array of widget data for the specified package or {@code null}. */
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@Nullable
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public static byte[] getWidgetState(String packageName, int userId) {
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return (sAppWidgetService != null)
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? sAppWidgetService.getWidgetState(packageName, userId)
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: null;
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}
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public static void systemRestoreStarting(int userId) {
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if (sAppWidgetService != null) {
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sAppWidgetService.systemRestoreStarting(userId);
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}
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}
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public static void restoreWidgetState(String packageName, byte[] restoredState, int userId) {
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if (sAppWidgetService != null) {
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sAppWidgetService.restoreWidgetState(packageName, restoredState, userId);
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}
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}
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public static void systemRestoreFinished(int userId) {
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if (sAppWidgetService != null) {
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sAppWidgetService.systemRestoreFinished(userId);
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}
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}
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}
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