1 /* 2 * Copyright 2019 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.annotation.NonNull; 22 import android.annotation.Nullable; 23 import android.app.ActivityOptions.SceneTransitionInfo; 24 import android.app.ActivityThread.ActivityClientRecord; 25 import android.app.ClientTransactionHandler; 26 import android.os.IBinder; 27 import android.os.Parcel; 28 import android.os.Trace; 29 30 /** 31 * Request to move an activity to started and visible state. 32 * 33 * @hide 34 */ 35 public class StartActivityItem extends ActivityLifecycleItem { 36 37 @Nullable 38 private final SceneTransitionInfo mSceneTransitionInfo; 39 StartActivityItem(@onNull IBinder activityToken, @Nullable SceneTransitionInfo sceneTransitionInfo)40 public StartActivityItem(@NonNull IBinder activityToken, 41 @Nullable SceneTransitionInfo sceneTransitionInfo) { 42 super(activityToken); 43 mSceneTransitionInfo = sceneTransitionInfo; 44 } 45 46 @Override execute(@onNull ClientTransactionHandler client, @NonNull ActivityClientRecord r, @NonNull PendingTransactionActions pendingActions)47 public void execute(@NonNull ClientTransactionHandler client, @NonNull ActivityClientRecord r, 48 @NonNull PendingTransactionActions pendingActions) { 49 Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "startActivityItem"); 50 client.handleStartActivity(r, pendingActions, mSceneTransitionInfo); 51 Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); 52 } 53 54 @Override getTargetState()55 public int getTargetState() { 56 return ON_START; 57 } 58 59 // Parcelable implementation 60 61 /** Writes to Parcel. */ 62 @Override writeToParcel(@onNull Parcel dest, int flags)63 public void writeToParcel(@NonNull Parcel dest, int flags) { 64 super.writeToParcel(dest, flags); 65 dest.writeTypedObject(mSceneTransitionInfo, flags); 66 } 67 68 /** Reads from Parcel. */ StartActivityItem(@onNull Parcel in)69 private StartActivityItem(@NonNull Parcel in) { 70 super(in); 71 mSceneTransitionInfo = in.readTypedObject(SceneTransitionInfo.CREATOR); 72 } 73 74 public static final @NonNull Creator<StartActivityItem> CREATOR = new Creator<>() { 75 public StartActivityItem createFromParcel(@NonNull Parcel in) { 76 return new StartActivityItem(in); 77 } 78 79 public StartActivityItem[] newArray(int size) { 80 return new StartActivityItem[size]; 81 } 82 }; 83 84 @Override equals(@ullable Object o)85 public boolean equals(@Nullable Object o) { 86 if (this == o) { 87 return true; 88 } 89 if (!super.equals(o)) { 90 return false; 91 } 92 final StartActivityItem other = (StartActivityItem) o; 93 return (mSceneTransitionInfo == null) == (other.mSceneTransitionInfo == null); 94 } 95 96 @Override hashCode()97 public int hashCode() { 98 int result = 17; 99 result = 31 * result + super.hashCode(); 100 result = 31 * result + (mSceneTransitionInfo != null ? 1 : 0); 101 return result; 102 } 103 104 @Override toString()105 public String toString() { 106 return "StartActivityItem{" + super.toString() 107 + ",sceneTransitionInfo=" + mSceneTransitionInfo + "}"; 108 } 109 } 110 111