| /* |
| * 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.wifi.util; |
| |
| import android.os.WorkSource; |
| import android.util.Pair; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Class for general helper methods for WorkSource operations. |
| */ |
| public class WorkSourceUtil { |
| |
| /** |
| * Retrieve an array of uids & tags within the worksource. |
| */ |
| public static Pair<int[], String[]> getUidsAndTagsForWs(WorkSource ws) { |
| List<Integer> uids = new ArrayList<>(); |
| List<String> tags = new ArrayList<>(); |
| |
| for (int i = 0; i < ws.size(); i++) { |
| uids.add(ws.getUid(i)); |
| tags.add(ws.getPackageName(i)); |
| } |
| |
| final List<WorkSource.WorkChain> workChains = ws.getWorkChains(); |
| if (workChains != null) { |
| for (int i = 0; i < workChains.size(); ++i) { |
| final WorkSource.WorkChain workChain = workChains.get(i); |
| uids.add(workChain.getAttributionUid()); |
| tags.add(workChain.getAttributionTag()); |
| } |
| } |
| return Pair.create( |
| uids.stream().mapToInt(Integer::intValue).toArray(), |
| tags.toArray(new String[0])); |
| } |
| |
| |
| } |