text: /*   Copyright 2018-2021 Prebid.org, Inc.
  
   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>
  
  @protocol ServerConnectionProtocol;
  
  typedef void (^PBMDownloadDataCompletionClosure)(NSData* _Nullable, NSError* _Nullable);
  
  @interface PBMDownloadDataHelper : NSObject
  
  - (nonnull instancetype)init NS_UNAVAILABLE;
  - (nonnull instancetype)initWithServerConnection:(nonnull id<ServerConnectionProtocol>)serverConnection NS_DESIGNATED_INITIALIZER;
  
  - (void)downloadDataForURL:(nullable NSURL *)url
           completionClosure:(nonnull PBMDownloadDataCompletionClosure)completionClosure;
  
  - (void)downloadDataForURL:(nullable NSURL *)url
                     maxSize:(NSInteger)maxSize
           completionClosure:(nonnull PBMDownloadDataCompletionClosure)completionClosure;
  
  @end
  