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.telephony.ims;
  
  import android.annotation.NonNull;
  
  /**
   * An event that indicates an RCS participant has left an {@link RcsThread}. Please see US6-23 -
   * GSMA RCC.71 (RCS Universal Profile Service Definition Document)
   *
   * @hide
   */
  public final class RcsGroupThreadParticipantLeftEvent extends RcsGroupThreadEvent {
      private RcsParticipant mLeavingParticipant;
  
      /**
       * Creates a new {@link RcsGroupThreadParticipantLeftEvent}. his event is not persisted into
       * storage until {@link RcsMessageStore#persistRcsEvent(RcsEvent)} is called.
       *
       * @param timestamp The timestamp of when this event happened, in milliseconds passed after
       *                  midnight, January 1st, 1970 UTC
       * @param rcsGroupThread The {@link RcsGroupThread} that this event happened on
       * @param originatingParticipant The {@link RcsParticipant} that removed the
       *                               {@link RcsParticipant} from the {@link RcsGroupThread}. It is
       *                               possible that originatingParticipant and leavingParticipant are
       *                               the same (i.e. {@link RcsParticipant} left the group
       *                               themselves)
       * @param leavingParticipant The {@link RcsParticipant} that left the {@link RcsGroupThread}
       * @see RcsMessageStore#persistRcsEvent(RcsEvent)
       */
      public RcsGroupThreadParticipantLeftEvent(long timestamp,
              @NonNull RcsGroupThread rcsGroupThread, @NonNull RcsParticipant originatingParticipant,
              @NonNull RcsParticipant leavingParticipant) {
          super(timestamp, rcsGroupThread, originatingParticipant);
          mLeavingParticipant = leavingParticipant;
      }
  
      /**
       * @return Returns the {@link RcsParticipant} that left the associated {@link RcsGroupThread}
       * after this {@link RcsGroupThreadParticipantLeftEvent} happened.
       */
      @NonNull
      public RcsParticipant getLeavingParticipant() {
          return mLeavingParticipant;
      }
  
      @Override
      void persist(RcsControllerCall rcsControllerCall) throws RcsMessageStoreException {
          rcsControllerCall.call(
                  (iRcs, callingPackage) -> iRcs.createGroupThreadParticipantLeftEvent(getTimestamp(),
                          getRcsGroupThread().getThreadId(), getOriginatingParticipant().getId(),
                          getLeavingParticipant().getId(), callingPackage));
      }
  }
  