components/invalidation/impl/state_writer.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 // Simple interface for something that persists state.
   6
   7 #ifndef COMPONENTS_INVALIDATION_IMPL_STATE_WRITER_H_
   8 #define COMPONENTS_INVALIDATION_IMPL_STATE_WRITER_H_
   9
  10 #include <string>
  11
  12 #include "components/invalidation/public/invalidation_export.h"
  13
  14 namespace syncer {
  15
  16 class INVALIDATION_EXPORT_PRIVATE StateWriter {
  17  public:
  18   virtual ~StateWriter() {}
  19
  20   virtual void WriteState(const std::string& state) = 0;
  21 };
  22
  23 }  // namespace syncer
  24
  25 #endif  // COMPONENTS_INVALIDATION_IMPL_STATE_WRITER_H_