Andrii Kulian | b372da6 | 2018-01-18 10:46:24 -0800 | [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.app.ActivityThread.DEBUG_ORDER; |
| 20 | |
| 21 | import android.app.ActivityThread; |
| 22 | import android.app.ClientTransactionHandler; |
| 23 | import android.app.ResultInfo; |
| 24 | import android.os.IBinder; |
| 25 | import android.os.Parcel; |
| 26 | import android.os.Trace; |
| 27 | import android.util.MergedConfiguration; |
| 28 | import android.util.Slog; |
| 29 | |
| 30 | import com.android.internal.content.ReferrerIntent; |
| 31 | |
| 32 | import java.util.List; |
| 33 | import java.util.Objects; |
| 34 | |
| 35 | /** |
| 36 | * Activity relaunch callback. |
| 37 | * @hide |
| 38 | */ |
| 39 | public class ActivityRelaunchItem extends ClientTransactionItem { |
| 40 | |
| 41 | private static final String TAG = "ActivityRelaunchItem"; |
| 42 | |
| 43 | private List<ResultInfo> mPendingResults; |
| 44 | private List<ReferrerIntent> mPendingNewIntents; |
| 45 | private int mConfigChanges; |
| 46 | private MergedConfiguration mConfig; |
| 47 | private boolean mPreserveWindow; |
| 48 | |
| 49 | /** |
| 50 | * A record that was properly configured for relaunch. Execution will be cancelled if not |
| 51 | * initialized after {@link #preExecute(ClientTransactionHandler, IBinder)}. |
| 52 | */ |
| 53 | private ActivityThread.ActivityClientRecord mActivityClientRecord; |
| 54 | |
| 55 | @Override |
| 56 | public void preExecute(ClientTransactionHandler client, IBinder token) { |
| 57 | mActivityClientRecord = client.prepareRelaunchActivity(token, mPendingResults, |
| 58 | mPendingNewIntents, mConfigChanges, mConfig, mPreserveWindow); |
| 59 | } |
| 60 | |
| 61 | @Override |
| 62 | public void execute(ClientTransactionHandler client, IBinder token, |
| 63 | PendingTransactionActions pendingActions) { |
| 64 | if (mActivityClientRecord == null) { |
| 65 | if (DEBUG_ORDER) Slog.d(TAG, "Activity relaunch cancelled"); |
| 66 | return; |
| 67 | } |
| 68 | Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityRestart"); |
| 69 | client.handleRelaunchActivity(mActivityClientRecord, pendingActions); |
| 70 | Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER); |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public void postExecute(ClientTransactionHandler client, IBinder token, |
| 75 | PendingTransactionActions pendingActions) { |
| 76 | client.reportRelaunch(token, pendingActions); |
| 77 | } |
| 78 | |
| 79 | // ObjectPoolItem implementation |
| 80 | |
| 81 | private ActivityRelaunchItem() {} |
| 82 | |
| 83 | /** Obtain an instance initialized with provided params. */ |
| 84 | public static ActivityRelaunchItem obtain(List<ResultInfo> pendingResults, |
| 85 | List<ReferrerIntent> pendingNewIntents, int configChanges, MergedConfiguration config, |
| 86 | boolean preserveWindow) { |
| 87 | ActivityRelaunchItem instance = ObjectPool.obtain(ActivityRelaunchItem.class); |
| 88 | if (instance == null) { |
| 89 | instance = new ActivityRelaunchItem(); |
| 90 | } |
| 91 | instance.mPendingResults = pendingResults; |
| 92 | instance.mPendingNewIntents = pendingNewIntents; |
| 93 | instance.mConfigChanges = configChanges; |
| 94 | instance.mConfig = config; |
| 95 | instance.mPreserveWindow = preserveWindow; |
| 96 | |
| 97 | return instance; |
| 98 | } |
| 99 | |
| 100 | @Override |
| 101 | public void recycle() { |
| 102 | mPendingResults = null; |
| 103 | mPendingNewIntents = null; |
| 104 | mConfigChanges = 0; |
| 105 | mConfig = null; |
| 106 | mPreserveWindow = false; |
| 107 | mActivityClientRecord = null; |
| 108 | ObjectPool.recycle(this); |
| 109 | } |
| 110 | |
| 111 | |
| 112 | // Parcelable implementation |
| 113 | |
| 114 | /** Write to Parcel. */ |
| 115 | @Override |
| 116 | public void writeToParcel(Parcel dest, int flags) { |
| 117 | dest.writeTypedList(mPendingResults, flags); |
| 118 | dest.writeTypedList(mPendingNewIntents, flags); |
| 119 | dest.writeInt(mConfigChanges); |
| 120 | dest.writeTypedObject(mConfig, flags); |
| 121 | dest.writeBoolean(mPreserveWindow); |
| 122 | } |
| 123 | |
| 124 | /** Read from Parcel. */ |
| 125 | private ActivityRelaunchItem(Parcel in) { |
| 126 | mPendingResults = in.createTypedArrayList(ResultInfo.CREATOR); |
| 127 | mPendingNewIntents = in.createTypedArrayList(ReferrerIntent.CREATOR); |
| 128 | mConfigChanges = in.readInt(); |
| 129 | mConfig = in.readTypedObject(MergedConfiguration.CREATOR); |
| 130 | mPreserveWindow = in.readBoolean(); |
| 131 | } |
| 132 | |
Jeff Sharkey | 9e8f83d | 2019-02-28 12:06:45 -0700 | [diff] [blame] | 133 | public static final @android.annotation.NonNull Creator<ActivityRelaunchItem> CREATOR = |
Andrii Kulian | b372da6 | 2018-01-18 10:46:24 -0800 | [diff] [blame] | 134 | new Creator<ActivityRelaunchItem>() { |
| 135 | public ActivityRelaunchItem createFromParcel(Parcel in) { |
| 136 | return new ActivityRelaunchItem(in); |
| 137 | } |
| 138 | |
| 139 | public ActivityRelaunchItem[] newArray(int size) { |
| 140 | return new ActivityRelaunchItem[size]; |
| 141 | } |
| 142 | }; |
| 143 | |
| 144 | @Override |
| 145 | public boolean equals(Object o) { |
| 146 | if (this == o) { |
| 147 | return true; |
| 148 | } |
| 149 | if (o == null || getClass() != o.getClass()) { |
| 150 | return false; |
| 151 | } |
| 152 | final ActivityRelaunchItem other = (ActivityRelaunchItem) o; |
| 153 | return Objects.equals(mPendingResults, other.mPendingResults) |
| 154 | && Objects.equals(mPendingNewIntents, other.mPendingNewIntents) |
| 155 | && mConfigChanges == other.mConfigChanges && Objects.equals(mConfig, other.mConfig) |
| 156 | && mPreserveWindow == other.mPreserveWindow; |
| 157 | } |
| 158 | |
| 159 | @Override |
| 160 | public int hashCode() { |
| 161 | int result = 17; |
| 162 | result = 31 * result + Objects.hashCode(mPendingResults); |
| 163 | result = 31 * result + Objects.hashCode(mPendingNewIntents); |
| 164 | result = 31 * result + mConfigChanges; |
| 165 | result = 31 * result + Objects.hashCode(mConfig); |
| 166 | result = 31 * result + (mPreserveWindow ? 1 : 0); |
| 167 | return result; |
| 168 | } |
| 169 | |
| 170 | @Override |
| 171 | public String toString() { |
| 172 | return "ActivityRelaunchItem{pendingResults=" + mPendingResults |
| 173 | + ",pendingNewIntents=" + mPendingNewIntents + ",configChanges=" + mConfigChanges |
| 174 | + ",config=" + mConfig + ",preserveWindow" + mPreserveWindow + "}"; |
| 175 | } |
| 176 | } |