content/browser/background_sync/background_sync_registration.cc

   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 #include "content/browser/background_sync/background_sync_registration.h"
   6
   7 #include "base/bind.h"
   8 #include "base/location.h"
   9 #include "base/logging.h"
  10 #include "base/single_thread_task_runner.h"
  11 #include "base/thread_task_runner_handle.h"
  12
  13 namespace content {
  14
  15 const BackgroundSyncRegistration::RegistrationId
  16     BackgroundSyncRegistration::kInvalidRegistrationId = -1;
  17
  18 const BackgroundSyncRegistration::RegistrationId
  19     BackgroundSyncRegistration::kInitialId = 0;
  20
  21 BackgroundSyncRegistration::BackgroundSyncRegistration() = default;
  22 BackgroundSyncRegistration::~BackgroundSyncRegistration() = default;
  23
  24 bool BackgroundSyncRegistration::Equals(
  25     const BackgroundSyncRegistration& other) const {
  26   return options_.Equals(other.options_);
  27 }
  28
  29 bool BackgroundSyncRegistration::IsValid() const {
  30   return id_ != kInvalidRegistrationId;
  31 }
  32
  33 void BackgroundSyncRegistration::AddDoneCallback(
  34     const StateCallback& callback) {
  35   DCHECK(!HasCompleted());
  36   notify_done_callbacks_.push_back(callback);
  37 }
  38
  39 void BackgroundSyncRegistration::RunDoneCallbacks() {
  40   DCHECK(HasCompleted());
  41
  42   for (auto& callback : notify_done_callbacks_) {
  43     base::ThreadTaskRunnerHandle::Get()->PostTask(
  44         FROM_HERE, base::Bind(callback, sync_state_));
  45   }
  46
  47   notify_done_callbacks_.clear();
  48 }
  49
  50 bool BackgroundSyncRegistration::HasCompleted() const {
  51   switch (sync_state_) {
  52     case BACKGROUND_SYNC_STATE_PENDING:
  53     case BACKGROUND_SYNC_STATE_FIRING:
  54     case BACKGROUND_SYNC_STATE_UNREGISTERED_WHILE_FIRING:
  55       return false;
  56     case BACKGROUND_SYNC_STATE_FAILED:
  57     case BACKGROUND_SYNC_STATE_SUCCESS:
  58     case BACKGROUND_SYNC_STATE_UNREGISTERED:
  59       return true;
  60   }
  61   NOTREACHED();
  62   return false;
  63 }
  64
  65 }  // namespace content