text: //
  // Copyright 2019 Google LLC.
  //
  // 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.
  //
  
  #import <Foundation/Foundation.h>
  
  NS_ASSUME_NONNULL_BEGIN
  
  @class EDOHostPort;
  @class EDOWeakObject;
  
  /**
   *  The EDODeallocationTracker is a tracker that manages local object's deallocation.
   *
   *  The tracker is associated with the local object's life cycle. When the local object is wrapped,
   *  the tracker is attached to the local object. When the local object is no longer in use and
   *  deallocates, the EDODeallocationTracker will be deallocated as well. An EDOObjectReleaseRequest
   *  is then sent to remove the remote weak reference from the weak object dictionary.
   */
  @interface EDODeallocationTracker : NSObject
  
  /**
   *  Creates an instance of the tracker that is associated with the underlying object.
   *
   *  @param trackedObject The remote object that is stored in the weak object dictionary.
   *  @param hostPort      The host port where weak object dictionary holds the remote object.
   */
  + (void)enableTrackingForObject:(EDOWeakObject *)trackedObject hostPort:(EDOHostPort *)hostPort;
  
  - (instancetype)init NS_UNAVAILABLE;
  
  @end
  
  NS_ASSUME_NONNULL_END
  