content: /*
   * Copyright (C) 2018 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.content.rollback;
  
  import android.annotation.NonNull;
  import android.annotation.SystemApi;
  import android.annotation.TestApi;
  import android.content.pm.VersionedPackage;
  import android.os.Parcel;
  import android.os.Parcelable;
  
  import java.util.List;
  
  /**
   * Information about a set of packages that can be, or already have been
   * rolled back together.
   *
   * @hide
   */
  @SystemApi @TestApi
  public final class RollbackInfo implements Parcelable {
  
      /**
       * A unique identifier for the rollback.
       */
      private final int mRollbackId;
  
      private final List<PackageRollbackInfo> mPackages;
  
      private final List<VersionedPackage> mCausePackages;
  
      private final boolean mIsStaged;
      private int mCommittedSessionId;
  
      /** @hide */
      public RollbackInfo(int rollbackId, List<PackageRollbackInfo> packages, boolean isStaged,
              List<VersionedPackage> causePackages,  int committedSessionId) {
          this.mRollbackId = rollbackId;
          this.mPackages = packages;
          this.mIsStaged = isStaged;
          this.mCausePackages = causePackages;
          this.mCommittedSessionId = committedSessionId;
      }
  
      private RollbackInfo(Parcel in) {
          mRollbackId = in.readInt();
          mPackages = in.createTypedArrayList(PackageRollbackInfo.CREATOR);
          mIsStaged = in.readBoolean();
          mCausePackages = in.createTypedArrayList(VersionedPackage.CREATOR);
          mCommittedSessionId = in.readInt();
      }
  
      /**
       * Returns a unique identifier for this rollback.
       */
      public int getRollbackId() {
          return mRollbackId;
      }
  
      /**
       * Returns the list of package that are rolled back.
       */
      @NonNull
      public List<PackageRollbackInfo> getPackages() {
          return mPackages;
      }
  
      /**
       * Returns true if this rollback requires reboot to take effect after
       * being committed.
       */
      public boolean isStaged() {
          return mIsStaged;
      }
  
      /**
       * Returns the session ID for the committed rollback for staged rollbacks.
       * Only applicable for rollbacks that have been committed.
       */
      public int getCommittedSessionId() {
          return mCommittedSessionId;
      }
  
      /**
       * Sets the session ID for the committed rollback for staged rollbacks.
       * @hide
       */
      public void setCommittedSessionId(int sessionId) {
          mCommittedSessionId = sessionId;
      }
  
      /**
       * Gets the list of package versions that motivated this rollback.
       * As provided to {@link #commitRollback} when the rollback was committed.
       * This is only applicable for rollbacks that have been committed.
       */
      @NonNull
      public List<VersionedPackage> getCausePackages() {
          return mCausePackages;
      }
  
      @Override
      public int describeContents() {
          return 0;
      }
  
      @Override
      public void writeToParcel(Parcel out, int flags) {
          out.writeInt(mRollbackId);
          out.writeTypedList(mPackages);
          out.writeBoolean(mIsStaged);
          out.writeTypedList(mCausePackages);
          out.writeInt(mCommittedSessionId);
      }
  
      public static final @android.annotation.NonNull Parcelable.Creator<RollbackInfo> CREATOR =
              new Parcelable.Creator<RollbackInfo>() {
          public RollbackInfo createFromParcel(Parcel in) {
              return new RollbackInfo(in);
          }
  
          public RollbackInfo[] newArray(int size) {
              return new RollbackInfo[size];
          }
      };
  }
  