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.app.job;
  
  import android.os.Parcel;
  import android.os.Parcelable;
  
  /**
   * Current-state snapshot of a scheduled job.  These snapshots are not used in apps;
   * they exist only within the system process across the local call surface where JobStatus
   * is not directly accessible at build time.
   *
   * Constraints that the underlying job does not require are always reported as
   * being currently satisfied.
   * @hide
   */
  public class JobSnapshot implements Parcelable {
      private final JobInfo mJob;
      private final int mSatisfiedConstraints;
      private final boolean mIsRunnable;
  
      public JobSnapshot(JobInfo info, int satisfiedMask, boolean runnable) {
          mJob = info;
          mSatisfiedConstraints = satisfiedMask;
          mIsRunnable = runnable;
      }
  
      public JobSnapshot(Parcel in) {
          mJob = JobInfo.CREATOR.createFromParcel(in);
          mSatisfiedConstraints = in.readInt();
          mIsRunnable = in.readBoolean();
      }
  
      private boolean satisfied(int flag) {
          return (mSatisfiedConstraints & flag) != 0;
      }
  
      /**
       * Returning JobInfo bound to this snapshot
       * @return JobInfo of this snapshot
       */
      public JobInfo getJobInfo() {
          return mJob;
      }
  
      /**
       * Is this job actually runnable at this moment?
       */
      public boolean isRunnable() {
          return mIsRunnable;
      }
  
      /**
       * @see JobInfo.Builder#setRequiresCharging(boolean)
       */
      public boolean isChargingSatisfied() {
          return !mJob.isRequireCharging()
                  || satisfied(JobInfo.CONSTRAINT_FLAG_CHARGING);
      }
  
      /**
       * @see JobInfo.Builder#setRequiresBatteryNotLow(boolean)
       */
      public boolean isBatteryNotLowSatisfied() {
          return !mJob.isRequireBatteryNotLow()
                  || satisfied(JobInfo.CONSTRAINT_FLAG_BATTERY_NOT_LOW);
      }
  
      /**
       * @see JobInfo.Builder#setRequiresDeviceIdle(boolean)
       */
      public boolean isRequireDeviceIdleSatisfied() {
          return !mJob.isRequireDeviceIdle()
                  || satisfied(JobInfo.CONSTRAINT_FLAG_DEVICE_IDLE);
      }
  
      public boolean isRequireStorageNotLowSatisfied() {
          return !mJob.isRequireStorageNotLow()
                  || satisfied(JobInfo.CONSTRAINT_FLAG_STORAGE_NOT_LOW);
      }
  
      @Override
      public int describeContents() {
          return 0;
      }
  
      @Override
      public void writeToParcel(Parcel out, int flags) {
          mJob.writeToParcel(out, flags);
          out.writeInt(mSatisfiedConstraints);
          out.writeBoolean(mIsRunnable);
      }
  
      public static final @android.annotation.NonNull Creator<JobSnapshot> CREATOR = new Creator<JobSnapshot>() {
          @Override
          public JobSnapshot createFromParcel(Parcel in) {
              return new JobSnapshot(in);
          }
  
          @Override
          public JobSnapshot[] newArray(int size) {
              return new JobSnapshot[size];
          }
      };
  }
  