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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 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 "content/common/mojo/static_loader.h" | 5 #include "content/common/mojo/static_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/macros.h" | 10 #include "base/macros.h" |
11 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
12 #include "base/task_runner.h" | 12 #include "base/task_runner.h" |
13 #include "base/thread_task_runner_handle.h" | 13 #include "base/thread_task_runner_handle.h" |
14 #include "base/threading/simple_thread.h" | 14 #include "base/threading/simple_thread.h" |
15 #include "mojo/public/cpp/bindings/interface_request.h" | 15 #include "mojo/public/cpp/bindings/interface_request.h" |
16 #include "services/shell/public/cpp/application_runner.h" | 16 #include "services/shell/public/cpp/application_runner.h" |
17 #include "services/shell/public/cpp/shell_client.h" | 17 #include "services/shell/public/cpp/shell_client.h" |
18 #include "services/shell/public/interfaces/shell_client.mojom.h" | 18 #include "services/shell/public/interfaces/shell_client.mojom.h" |
19 | 19 |
20 namespace content { | 20 namespace content { |
21 | 21 |
22 namespace { | 22 namespace { |
23 | 23 |
24 class RunnerThread : public base::SimpleThread { | 24 class RunnerThread : public base::SimpleThread { |
25 public: | 25 public: |
26 RunnerThread(const std::string& name, | 26 RunnerThread(const std::string& name, |
27 mojo::shell::mojom::ShellClientRequest request, | 27 shell::mojom::ShellClientRequest request, |
28 scoped_refptr<base::TaskRunner> exit_task_runner, | 28 scoped_refptr<base::TaskRunner> exit_task_runner, |
29 const base::Closure& exit_callback, | 29 const base::Closure& exit_callback, |
30 const StaticLoader::ApplicationFactory& factory) | 30 const StaticLoader::ApplicationFactory& factory) |
31 : base::SimpleThread("Mojo Application: " + name), | 31 : base::SimpleThread("Mojo Application: " + name), |
32 request_(std::move(request)), | 32 request_(std::move(request)), |
33 exit_task_runner_(exit_task_runner), | 33 exit_task_runner_(exit_task_runner), |
34 exit_callback_(exit_callback), | 34 exit_callback_(exit_callback), |
35 factory_(factory) {} | 35 factory_(factory) {} |
36 | 36 |
37 void Run() override { | 37 void Run() override { |
38 std::unique_ptr<mojo::ApplicationRunner> runner( | 38 std::unique_ptr<shell::ApplicationRunner> runner( |
39 new mojo::ApplicationRunner(factory_.Run().release())); | 39 new shell::ApplicationRunner(factory_.Run().release())); |
40 runner->Run(request_.PassMessagePipe().release().value(), | 40 runner->Run(request_.PassMessagePipe().release().value(), |
41 false /* init_base */); | 41 false /* init_base */); |
42 exit_task_runner_->PostTask(FROM_HERE, exit_callback_); | 42 exit_task_runner_->PostTask(FROM_HERE, exit_callback_); |
43 } | 43 } |
44 | 44 |
45 private: | 45 private: |
46 mojo::shell::mojom::ShellClientRequest request_; | 46 shell::mojom::ShellClientRequest request_; |
47 scoped_refptr<base::TaskRunner> exit_task_runner_; | 47 scoped_refptr<base::TaskRunner> exit_task_runner_; |
48 base::Closure exit_callback_; | 48 base::Closure exit_callback_; |
49 StaticLoader::ApplicationFactory factory_; | 49 StaticLoader::ApplicationFactory factory_; |
50 | 50 |
51 DISALLOW_COPY_AND_ASSIGN(RunnerThread); | 51 DISALLOW_COPY_AND_ASSIGN(RunnerThread); |
52 }; | 52 }; |
53 | 53 |
54 } // namespace | 54 } // namespace |
55 | 55 |
56 StaticLoader::StaticLoader(const ApplicationFactory& factory) | 56 StaticLoader::StaticLoader(const ApplicationFactory& factory) |
57 : StaticLoader(factory, base::Closure()) { | 57 : StaticLoader(factory, base::Closure()) { |
58 } | 58 } |
59 | 59 |
60 StaticLoader::StaticLoader(const ApplicationFactory& factory, | 60 StaticLoader::StaticLoader(const ApplicationFactory& factory, |
61 const base::Closure& quit_callback) | 61 const base::Closure& quit_callback) |
62 : factory_(factory), quit_callback_(quit_callback), weak_factory_(this) { | 62 : factory_(factory), quit_callback_(quit_callback), weak_factory_(this) { |
63 } | 63 } |
64 | 64 |
65 StaticLoader::~StaticLoader() { | 65 StaticLoader::~StaticLoader() { |
66 if (thread_) | 66 if (thread_) |
67 StopAppThread(); | 67 StopAppThread(); |
68 } | 68 } |
69 | 69 |
70 void StaticLoader::Load(const std::string& name, | 70 void StaticLoader::Load(const std::string& name, |
71 mojo::shell::mojom::ShellClientRequest request) { | 71 shell::mojom::ShellClientRequest request) { |
72 if (thread_) | 72 if (thread_) |
73 return; | 73 return; |
74 | 74 |
75 // If the application's thread quits on its own before this loader dies, we | 75 // If the application's thread quits on its own before this loader dies, we |
76 // reset the Thread object, allowing future Load requests to be fulfilled | 76 // reset the Thread object, allowing future Load requests to be fulfilled |
77 // with a new app instance. | 77 // with a new app instance. |
78 auto exit_callback = base::Bind(&StaticLoader::StopAppThread, | 78 auto exit_callback = base::Bind(&StaticLoader::StopAppThread, |
79 weak_factory_.GetWeakPtr()); | 79 weak_factory_.GetWeakPtr()); |
80 thread_.reset(new RunnerThread(name, std::move(request), | 80 thread_.reset(new RunnerThread(name, std::move(request), |
81 base::ThreadTaskRunnerHandle::Get(), | 81 base::ThreadTaskRunnerHandle::Get(), |
82 exit_callback, factory_)); | 82 exit_callback, factory_)); |
83 thread_->Start(); | 83 thread_->Start(); |
84 } | 84 } |
85 | 85 |
86 void StaticLoader::StopAppThread() { | 86 void StaticLoader::StopAppThread() { |
87 thread_->Join(); | 87 thread_->Join(); |
88 thread_.reset(); | 88 thread_.reset(); |
89 if (!quit_callback_.is_null()) | 89 if (!quit_callback_.is_null()) |
90 quit_callback_.Run(); | 90 quit_callback_.Run(); |
91 } | 91 } |
92 | 92 |
93 } // namespace content | 93 } // namespace content |
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