| /* |
| * Copyright 2017 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 android.app.servertransaction; |
| |
| import static android.os.Trace.TRACE_TAG_ACTIVITY_MANAGER; |
| |
| import android.app.ActivityManager; |
| import android.app.ClientTransactionHandler; |
| import android.os.IBinder; |
| import android.os.Parcel; |
| import android.os.RemoteException; |
| import android.os.Trace; |
| |
| /** |
| * Request to move an activity to resumed state. |
| * @hide |
| */ |
| public class ResumeActivityItem extends ActivityLifecycleItem { |
| |
| private static final String TAG = "ResumeActivityItem"; |
| |
| private int mProcState; |
| private boolean mUpdateProcState; |
| private boolean mIsForward; |
| |
| @Override |
| public void preExecute(ClientTransactionHandler client, IBinder token) { |
| if (mUpdateProcState) { |
| client.updateProcessState(mProcState, false); |
| } |
| } |
| |
| @Override |
| public void execute(ClientTransactionHandler client, IBinder token, |
| PendingTransactionActions pendingActions) { |
| Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "activityResume"); |
| client.handleResumeActivity(token, true /* clearHide */, mIsForward, "RESUME_ACTIVITY"); |
| Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER); |
| } |
| |
| @Override |
| public void postExecute(ClientTransactionHandler client, IBinder token, |
| PendingTransactionActions pendingActions) { |
| try { |
| // TODO(lifecycler): Use interface callback instead of AMS. |
| ActivityManager.getService().activityResumed(token); |
| } catch (RemoteException ex) { |
| throw ex.rethrowFromSystemServer(); |
| } |
| } |
| |
| @Override |
| public int getTargetState() { |
| return ON_RESUME; |
| } |
| |
| |
| // ObjectPoolItem implementation |
| |
| private ResumeActivityItem() {} |
| |
| /** Obtain an instance initialized with provided params. */ |
| public static ResumeActivityItem obtain(int procState, boolean isForward) { |
| ResumeActivityItem instance = ObjectPool.obtain(ResumeActivityItem.class); |
| if (instance == null) { |
| instance = new ResumeActivityItem(); |
| } |
| instance.mProcState = procState; |
| instance.mUpdateProcState = true; |
| instance.mIsForward = isForward; |
| |
| return instance; |
| } |
| |
| /** Obtain an instance initialized with provided params. */ |
| public static ResumeActivityItem obtain(boolean isForward) { |
| ResumeActivityItem instance = ObjectPool.obtain(ResumeActivityItem.class); |
| if (instance == null) { |
| instance = new ResumeActivityItem(); |
| } |
| instance.mProcState = ActivityManager.PROCESS_STATE_UNKNOWN; |
| instance.mUpdateProcState = false; |
| instance.mIsForward = isForward; |
| |
| return instance; |
| } |
| |
| @Override |
| public void recycle() { |
| super.recycle(); |
| mProcState = ActivityManager.PROCESS_STATE_UNKNOWN; |
| mUpdateProcState = false; |
| mIsForward = false; |
| ObjectPool.recycle(this); |
| } |
| |
| |
| // Parcelable implementation |
| |
| /** Write to Parcel. */ |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| super.writeToParcel(dest, flags); |
| dest.writeInt(mProcState); |
| dest.writeBoolean(mUpdateProcState); |
| dest.writeBoolean(mIsForward); |
| } |
| |
| /** Read from Parcel. */ |
| private ResumeActivityItem(Parcel in) { |
| super(in); |
| mProcState = in.readInt(); |
| mUpdateProcState = in.readBoolean(); |
| mIsForward = in.readBoolean(); |
| } |
| |
| public static final Creator<ResumeActivityItem> CREATOR = |
| new Creator<ResumeActivityItem>() { |
| public ResumeActivityItem createFromParcel(Parcel in) { |
| return new ResumeActivityItem(in); |
| } |
| |
| public ResumeActivityItem[] newArray(int size) { |
| return new ResumeActivityItem[size]; |
| } |
| }; |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| final ResumeActivityItem other = (ResumeActivityItem) o; |
| return mProcState == other.mProcState && mUpdateProcState == other.mUpdateProcState |
| && mIsForward == other.mIsForward; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = 17; |
| result = 31 * result + mProcState; |
| result = 31 * result + (mUpdateProcState ? 1 : 0); |
| result = 31 * result + (mIsForward ? 1 : 0); |
| return result; |
| } |
| |
| @Override |
| public String toString() { |
| return "ResumeActivityItem{procState=" + mProcState |
| + ",updateProcState=" + mUpdateProcState + ",isForward=" + mIsForward + "}"; |
| } |
| } |