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Side by Side Diff: components/policy/core/common/async_policy_loader.cc

Issue 2889683003: Rename TaskRunner::RunsTasksOnCurrentThread() in //components (Closed)
Patch Set: rebase Created 3 years, 6 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "components/policy/core/common/async_policy_loader.h" 5 #include "components/policy/core/common/async_policy_loader.h"
6 6
7 #include <utility> 7 #include <utility>
8 8
9 #include "base/bind.h" 9 #include "base/bind.h"
10 #include "base/location.h" 10 #include "base/location.h"
(...skipping 23 matching lines...) Expand all
34 : task_runner_(task_runner), 34 : task_runner_(task_runner),
35 weak_factory_(this) {} 35 weak_factory_(this) {}
36 36
37 AsyncPolicyLoader::~AsyncPolicyLoader() {} 37 AsyncPolicyLoader::~AsyncPolicyLoader() {}
38 38
39 Time AsyncPolicyLoader::LastModificationTime() { 39 Time AsyncPolicyLoader::LastModificationTime() {
40 return Time(); 40 return Time();
41 } 41 }
42 42
43 void AsyncPolicyLoader::Reload(bool force) { 43 void AsyncPolicyLoader::Reload(bool force) {
44 DCHECK(task_runner_->RunsTasksOnCurrentThread()); 44 DCHECK(task_runner_->RunsTasksInCurrentSequence());
45 45
46 TimeDelta delay; 46 TimeDelta delay;
47 Time now = Time::Now(); 47 Time now = Time::Now();
48 // Check if there was a recent modification to the underlying files. 48 // Check if there was a recent modification to the underlying files.
49 if (!force && !IsSafeToReload(now, &delay)) { 49 if (!force && !IsSafeToReload(now, &delay)) {
50 ScheduleNextReload(delay); 50 ScheduleNextReload(delay);
51 return; 51 return;
52 } 52 }
53 53
54 std::unique_ptr<PolicyBundle> bundle(Load()); 54 std::unique_ptr<PolicyBundle> bundle(Load());
(...skipping 18 matching lines...) Expand all
73 // installing the watches can be detected. 73 // installing the watches can be detected.
74 last_modification_time_ = LastModificationTime(); 74 last_modification_time_ = LastModificationTime();
75 schema_map_ = schema_map; 75 schema_map_ = schema_map;
76 std::unique_ptr<PolicyBundle> bundle(Load()); 76 std::unique_ptr<PolicyBundle> bundle(Load());
77 // Filter out mismatching policies. 77 // Filter out mismatching policies.
78 schema_map_->FilterBundle(bundle.get()); 78 schema_map_->FilterBundle(bundle.get());
79 return bundle; 79 return bundle;
80 } 80 }
81 81
82 void AsyncPolicyLoader::Init(const UpdateCallback& update_callback) { 82 void AsyncPolicyLoader::Init(const UpdateCallback& update_callback) {
83 DCHECK(task_runner_->RunsTasksOnCurrentThread()); 83 DCHECK(task_runner_->RunsTasksInCurrentSequence());
84 DCHECK(update_callback_.is_null()); 84 DCHECK(update_callback_.is_null());
85 DCHECK(!update_callback.is_null()); 85 DCHECK(!update_callback.is_null());
86 update_callback_ = update_callback; 86 update_callback_ = update_callback;
87 87
88 InitOnBackgroundThread(); 88 InitOnBackgroundThread();
89 89
90 // There might have been changes to the underlying files since the initial 90 // There might have been changes to the underlying files since the initial
91 // load and before the watchers have been created. 91 // load and before the watchers have been created.
92 if (LastModificationTime() != last_modification_time_) 92 if (LastModificationTime() != last_modification_time_)
93 Reload(false); 93 Reload(false);
94 94
95 // Start periodic refreshes. 95 // Start periodic refreshes.
96 ScheduleNextReload(TimeDelta::FromSeconds(kReloadIntervalSeconds)); 96 ScheduleNextReload(TimeDelta::FromSeconds(kReloadIntervalSeconds));
97 } 97 }
98 98
99 void AsyncPolicyLoader::RefreshPolicies(scoped_refptr<SchemaMap> schema_map) { 99 void AsyncPolicyLoader::RefreshPolicies(scoped_refptr<SchemaMap> schema_map) {
100 DCHECK(task_runner_->RunsTasksOnCurrentThread()); 100 DCHECK(task_runner_->RunsTasksInCurrentSequence());
101 schema_map_ = schema_map; 101 schema_map_ = schema_map;
102 Reload(true); 102 Reload(true);
103 } 103 }
104 104
105 void AsyncPolicyLoader::ScheduleNextReload(TimeDelta delay) { 105 void AsyncPolicyLoader::ScheduleNextReload(TimeDelta delay) {
106 DCHECK(task_runner_->RunsTasksOnCurrentThread()); 106 DCHECK(task_runner_->RunsTasksInCurrentSequence());
107 weak_factory_.InvalidateWeakPtrs(); 107 weak_factory_.InvalidateWeakPtrs();
108 task_runner_->PostDelayedTask(FROM_HERE, 108 task_runner_->PostDelayedTask(FROM_HERE,
109 base::Bind(&AsyncPolicyLoader::Reload, 109 base::Bind(&AsyncPolicyLoader::Reload,
110 weak_factory_.GetWeakPtr(), 110 weak_factory_.GetWeakPtr(),
111 false /* force */), 111 false /* force */),
112 delay); 112 delay);
113 } 113 }
114 114
115 bool AsyncPolicyLoader::IsSafeToReload(const Time& now, TimeDelta* delay) { 115 bool AsyncPolicyLoader::IsSafeToReload(const Time& now, TimeDelta* delay) {
116 Time last_modification = LastModificationTime(); 116 Time last_modification = LastModificationTime();
(...skipping 14 matching lines...) Expand all
131 const TimeDelta age = now - last_modification_clock_; 131 const TimeDelta age = now - last_modification_clock_;
132 if (age < kSettleInterval) { 132 if (age < kSettleInterval) {
133 *delay = kSettleInterval - age; 133 *delay = kSettleInterval - age;
134 return false; 134 return false;
135 } 135 }
136 136
137 return true; 137 return true;
138 } 138 }
139 139
140 } // namespace policy 140 } // namespace policy
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