components/update_client/action_wait.h

   1 // Copyright 2015 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 COMPONENTS_UPDATE_CLIENT_ACTION_WAIT_H_
   6 #define COMPONENTS_UPDATE_CLIENT_ACTION_WAIT_H_
   7
   8 #include "base/callback.h"
   9 #include "base/macros.h"
  10 #include "base/time/time.h"
  11
  12 #include "components/update_client/action.h"
  13
  14 namespace update_client {
  15
  16 // Implements a wait between handling updates for the CRXs in this context.
  17 // To avoid thrashing of local computing resources, updates are applied one
  18 // at a time, with a delay between them.
  19 class ActionWait : public Action, protected ActionImpl {
  20  public:
  21   explicit ActionWait(const base::TimeDelta& time_delta);
  22   ~ActionWait() override;
  23
  24   void Run(UpdateContext* update_context, Callback callback) override;
  25
  26  private:
  27   void WaitComplete();
  28
  29   const base::TimeDelta time_delta_;
  30
  31   DISALLOW_COPY_AND_ASSIGN(ActionWait);
  32 };
  33
  34 }  // namespace update_client
  35
  36 #endif  // COMPONENTS_UPDATE_CLIENT_ACTION_WAIT_H_