text: // Copyright 2016 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_ADD_REQUEST_TASK_H_
  #define COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_ADD_REQUEST_TASK_H_
  
  #include <memory>
  #include <vector>
  
  #include "base/memory/weak_ptr.h"
  #include "components/offline_pages/core/background/request_queue_store.h"
  #include "components/offline_pages/core/task.h"
  
  namespace offline_pages {
  
  class AddRequestTask : public Task {
   public:
    AddRequestTask(RequestQueueStore* store,
                   const SavePageRequest& request,
                   RequestQueueStore::AddCallback callback);
    ~AddRequestTask() override;
  
    // Task implementation:
    void Run() override;
  
   private:
    // Step 1: Add the request to the store.
    void AddRequest();
    // Step 2: Calls the callback with result, completes the task.
    void CompleteWithResult(ItemActionStatus status);
  
    // Store from which requests will be read.
    RequestQueueStore* store_;
    // Request to be added.
    SavePageRequest request_;
    // Callback used to return the read results.
    RequestQueueStore::AddCallback callback_;
  
    base::WeakPtrFactory<AddRequestTask> weak_ptr_factory_;
    DISALLOW_COPY_AND_ASSIGN(AddRequestTask);
  };
  
  }  // namespace offline_pages
  
  #endif  // COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_ADD_REQUEST_TASK_H_
  