content/browser/service_worker/service_worker_disk_cache.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISK_CACHE_H_
   6 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISK_CACHE_H_
   7
   8 #include "content/browser/appcache/appcache_disk_cache.h"
   9 #include "content/common/content_export.h"
  10
  11 namespace content {
  12
  13 // Wholesale reusage of the appcache code for response reading,
  14 // writing, and storage. See the corresponding class in that
  15 // library for doc comments and other details.
  16 // TODO(michaeln): If this reuse sticks, refactor/move the
  17 // resused classes to a more common location.
  18
  19 class CONTENT_EXPORT ServiceWorkerDiskCache
  20     : public AppCacheDiskCache {
  21 };
  22
  23 class CONTENT_EXPORT ServiceWorkerResponseReader
  24     : public AppCacheResponseReader {
  25  protected:
  26   // Should only be constructed by the storage class.
  27   friend class ServiceWorkerStorage;
  28   ServiceWorkerResponseReader(
  29       int64 response_id,
  30       ServiceWorkerDiskCache* disk_cache);
  31 };
  32
  33 class CONTENT_EXPORT ServiceWorkerResponseWriter
  34     : public AppCacheResponseWriter {
  35  protected:
  36   // Should only be constructed by the storage class.
  37   friend class ServiceWorkerStorage;
  38   ServiceWorkerResponseWriter(
  39       int64 response_id,
  40       ServiceWorkerDiskCache* disk_cache);
  41 };
  42
  43 class CONTENT_EXPORT ServiceWorkerResponseMetadataWriter
  44     : public AppCacheResponseMetadataWriter {
  45  protected:
  46   // Should only be constructed by the storage class.
  47   friend class ServiceWorkerStorage;
  48   ServiceWorkerResponseMetadataWriter(int64 response_id,
  49                                       ServiceWorkerDiskCache* disk_cache);
  50 };
  51
  52 }  // namespace content
  53
  54 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISK_CACHE_H_