Wale Ogunwale | bff2df4 | 2018-10-18 17:09:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.am; |
| 18 | |
| 19 | import android.util.SparseArray; |
| 20 | |
| 21 | /** Class for tracking active uids for running processes. */ |
| 22 | final class ActiveUids { |
| 23 | |
| 24 | private ActivityManagerService mService; |
| 25 | |
| 26 | private boolean mPostChangesToAtm; |
| 27 | private final SparseArray<UidRecord> mActiveUids = new SparseArray<>(); |
| 28 | |
| 29 | ActiveUids(ActivityManagerService service, boolean postChangesToAtm) { |
| 30 | mService = service; |
| 31 | mPostChangesToAtm = postChangesToAtm; |
| 32 | } |
| 33 | |
| 34 | void put(int uid, UidRecord value) { |
| 35 | mActiveUids.put(uid, value); |
| 36 | if (mPostChangesToAtm) { |
| 37 | mService.mAtmInternal.onUidActive(uid, value.getCurProcState()); |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | void remove(int uid) { |
| 42 | mActiveUids.remove(uid); |
| 43 | if (mPostChangesToAtm) { |
| 44 | mService.mAtmInternal.onUidInactive(uid); |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | void clear() { |
| 49 | mActiveUids.clear(); |
| 50 | if (mPostChangesToAtm) { |
| 51 | mService.mAtmInternal.onActiveUidsCleared(); |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | UidRecord get(int uid) { |
| 56 | return mActiveUids.get(uid); |
| 57 | } |
| 58 | |
| 59 | int size() { |
| 60 | return mActiveUids.size(); |
| 61 | } |
| 62 | |
| 63 | UidRecord valueAt(int index) { |
| 64 | return mActiveUids.valueAt(index); |
| 65 | } |
| 66 | |
| 67 | int keyAt(int index) { |
| 68 | return mActiveUids.keyAt(index); |
| 69 | } |
| 70 | |
| 71 | int indexOfKey(int uid) { |
| 72 | return mActiveUids.indexOfKey(uid); |
| 73 | } |
| 74 | } |