| /* |
| * Copyright (C) 2018 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.server.content; |
| |
| import android.app.usage.UsageStatsManagerInternal; |
| import android.os.SystemClock; |
| import android.util.Pair; |
| |
| import com.android.server.AppStateTracker; |
| import com.android.server.LocalServices; |
| |
| import java.util.HashMap; |
| |
| class SyncAdapterStateFetcher { |
| |
| private final HashMap<Pair<Integer, String>, Integer> mBucketCache = |
| new HashMap<>(); |
| |
| public SyncAdapterStateFetcher() { |
| } |
| |
| /** |
| * Return sync adapter state with a cache. |
| */ |
| public int getStandbyBucket(int userId, String packageName) { |
| final Pair<Integer, String> key = Pair.create(userId, packageName); |
| final Integer cached = mBucketCache.get(key); |
| if (cached != null) { |
| return cached; |
| } |
| final UsageStatsManagerInternal usmi = |
| LocalServices.getService(UsageStatsManagerInternal.class); |
| if (usmi == null) { |
| return -1; // Unknown. |
| } |
| |
| final int value = usmi.getAppStandbyBucket(packageName, userId, |
| SystemClock.elapsedRealtime()); |
| mBucketCache.put(key, value); |
| return value; |
| } |
| |
| /** |
| * Return UID active state. |
| */ |
| public boolean isAppActive(int uid) { |
| final AppStateTracker ast = |
| LocalServices.getService(AppStateTracker.class); |
| if (ast == null) { |
| return false; |
| } |
| |
| return ast.isUidActive(uid); |
| } |
| } |