text: /*
   * Copyright 2017 Google
   *
   * 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>
  
  #import "Firestore/Source/Local/FSTQueryCache.h"
  
  NS_ASSUME_NONNULL_BEGIN
  
  @class FSTLocalSerializer;
  @class FSTMemoryPersistence;
  
  /**
   * An implementation of the FSTQueryCache protocol that merely keeps queries in memory, suitable
   * for online only clients with persistence disabled.
   */
  @interface FSTMemoryQueryCache : NSObject <FSTQueryCache>
  
  - (instancetype)initWithPersistence:(FSTMemoryPersistence *)persistence NS_DESIGNATED_INITIALIZER;
  
  - (instancetype)init NS_UNAVAILABLE;
  
  - (size_t)byteSizeWithSerializer:(FSTLocalSerializer *)serializer;
  
  @end
  
  NS_ASSUME_NONNULL_END
  