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.timedetector;
  
  import android.annotation.NonNull;
  import android.os.Parcel;
  import android.os.Parcelable;
  import android.util.TimestampedValue;
  
  import java.util.Objects;
  
  /**
   * A time signal from a named source. The value consists of the number of milliseconds elapsed since
   * 1/1/1970 00:00:00 UTC and the time according to the elapsed realtime clock when that number was
   * established. The elapsed realtime clock is considered accurate but volatile, so time signals
   * must not be persisted across device resets.
   *
   * @hide
   */
  public final class TimeSignal implements Parcelable {
  
      public static final @android.annotation.NonNull Parcelable.Creator<TimeSignal> CREATOR =
              new Parcelable.Creator<TimeSignal>() {
                  public TimeSignal createFromParcel(Parcel in) {
                      return TimeSignal.createFromParcel(in);
                  }
  
                  public TimeSignal[] newArray(int size) {
                      return new TimeSignal[size];
                  }
              };
  
      public static final String SOURCE_ID_NITZ = "nitz";
  
      private final String mSourceId;
      private final TimestampedValue<Long> mUtcTime;
  
      public TimeSignal(String sourceId, TimestampedValue<Long> utcTime) {
          mSourceId = Objects.requireNonNull(sourceId);
          mUtcTime = Objects.requireNonNull(utcTime);
      }
  
      private static TimeSignal createFromParcel(Parcel in) {
          String sourceId = in.readString();
          TimestampedValue<Long> utcTime =
                  TimestampedValue.readFromParcel(in, null /* classLoader */, Long.class);
          return new TimeSignal(sourceId, utcTime);
      }
  
      @Override
      public int describeContents() {
          return 0;
      }
  
      @Override
      public void writeToParcel(@NonNull Parcel dest, int flags) {
          dest.writeString(mSourceId);
          TimestampedValue.writeToParcel(dest, mUtcTime);
      }
  
      @NonNull
      public String getSourceId() {
          return mSourceId;
      }
  
      @NonNull
      public TimestampedValue<Long> getUtcTime() {
          return mUtcTime;
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) {
              return true;
          }
          if (o == null || getClass() != o.getClass()) {
              return false;
          }
          TimeSignal that = (TimeSignal) o;
          return Objects.equals(mSourceId, that.mSourceId)
                  && Objects.equals(mUtcTime, that.mUtcTime);
      }
  
      @Override
      public int hashCode() {
          return Objects.hash(mSourceId, mUtcTime);
      }
  
      @Override
      public String toString() {
          return "TimeSignal{"
                  + "mSourceId='" + mSourceId + '\''
                  + ", mUtcTime=" + mUtcTime
                  + '}';
      }
  }
  