Alan Viverette | 3da604b | 2020-06-10 18:34:39 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017 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 android.app.servertransaction; |
| 18 | |
| 19 | import static android.os.Trace.TRACE_TAG_ACTIVITY_MANAGER; |
| 20 | |
| 21 | import android.app.ClientTransactionHandler; |
| 22 | import android.os.IBinder; |
| 23 | import android.os.Parcel; |
| 24 | import android.os.Trace; |
| 25 | |
| 26 | /** |
| 27 | * Request to move an activity to stopped state. |
| 28 | * @hide |
| 29 | */ |
| 30 | public class StopActivityItem extends ActivityLifecycleItem { |
| 31 | |
| 32 | private static final String TAG = "StopActivityItem"; |
| 33 | |
| 34 | private int mConfigChanges; |
| 35 | |
| 36 | @Override |
| 37 | public void execute(ClientTransactionHandler client, IBinder token, |
| 38 | PendingTransactionActions pendingActions) { |
| 39 | Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "activityStop"); |
| 40 | client.handleStopActivity(token, mConfigChanges, pendingActions, |
| 41 | true /* finalStateRequest */, "STOP_ACTIVITY_ITEM"); |
| 42 | Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); |
| 43 | } |
| 44 | |
| 45 | @Override |
| 46 | public void postExecute(ClientTransactionHandler client, IBinder token, |
| 47 | PendingTransactionActions pendingActions) { |
| 48 | client.reportStop(pendingActions); |
| 49 | } |
| 50 | |
| 51 | @Override |
| 52 | public int getTargetState() { |
| 53 | return ON_STOP; |
| 54 | } |
| 55 | |
| 56 | |
| 57 | // ObjectPoolItem implementation |
| 58 | |
| 59 | private StopActivityItem() {} |
| 60 | |
| 61 | /** |
| 62 | * Obtain an instance initialized with provided params. |
| 63 | * @param configChanges Configuration pieces that changed. |
| 64 | */ |
| 65 | public static StopActivityItem obtain(int configChanges) { |
| 66 | StopActivityItem instance = ObjectPool.obtain(StopActivityItem.class); |
| 67 | if (instance == null) { |
| 68 | instance = new StopActivityItem(); |
| 69 | } |
| 70 | instance.mConfigChanges = configChanges; |
| 71 | |
| 72 | return instance; |
| 73 | } |
| 74 | |
| 75 | @Override |
| 76 | public void recycle() { |
| 77 | super.recycle(); |
| 78 | mConfigChanges = 0; |
| 79 | ObjectPool.recycle(this); |
| 80 | } |
| 81 | |
| 82 | |
| 83 | // Parcelable implementation |
| 84 | |
| 85 | /** Write to Parcel. */ |
| 86 | @Override |
| 87 | public void writeToParcel(Parcel dest, int flags) { |
| 88 | dest.writeInt(mConfigChanges); |
| 89 | } |
| 90 | |
| 91 | /** Read from Parcel. */ |
| 92 | private StopActivityItem(Parcel in) { |
| 93 | mConfigChanges = in.readInt(); |
| 94 | } |
| 95 | |
| 96 | public static final @android.annotation.NonNull Creator<StopActivityItem> CREATOR = |
| 97 | new Creator<StopActivityItem>() { |
| 98 | public StopActivityItem createFromParcel(Parcel in) { |
| 99 | return new StopActivityItem(in); |
| 100 | } |
| 101 | |
| 102 | public StopActivityItem[] newArray(int size) { |
| 103 | return new StopActivityItem[size]; |
| 104 | } |
| 105 | }; |
| 106 | |
| 107 | @Override |
| 108 | public boolean equals(Object o) { |
| 109 | if (this == o) { |
| 110 | return true; |
| 111 | } |
| 112 | if (o == null || getClass() != o.getClass()) { |
| 113 | return false; |
| 114 | } |
| 115 | final StopActivityItem other = (StopActivityItem) o; |
| 116 | return mConfigChanges == other.mConfigChanges; |
| 117 | } |
| 118 | |
| 119 | @Override |
| 120 | public int hashCode() { |
| 121 | int result = 17; |
| 122 | result = 31 * result + mConfigChanges; |
| 123 | return result; |
| 124 | } |
| 125 | |
| 126 | @Override |
| 127 | public String toString() { |
| 128 | return "StopActivityItem{configChanges=" + mConfigChanges + "}"; |
| 129 | } |
| 130 | } |