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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 "mojo/shell/in_process_dynamic_service_runner.h" | 5 #include "shell/in_process_dynamic_service_runner.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/callback_helpers.h" | 8 #include "base/callback_helpers.h" |
9 #include "base/location.h" | 9 #include "base/location.h" |
10 #include "base/message_loop/message_loop_proxy.h" | 10 #include "base/message_loop/message_loop_proxy.h" |
11 #include "base/threading/platform_thread.h" | 11 #include "base/threading/platform_thread.h" |
12 | 12 |
13 namespace mojo { | 13 namespace mojo { |
14 namespace shell { | 14 namespace shell { |
15 | 15 |
16 InProcessDynamicServiceRunner::InProcessDynamicServiceRunner( | 16 InProcessDynamicServiceRunner::InProcessDynamicServiceRunner(Context* context) |
17 Context* context) : app_library_(nullptr) { | 17 : app_library_(nullptr) { |
18 } | 18 } |
19 | 19 |
20 InProcessDynamicServiceRunner::~InProcessDynamicServiceRunner() { | 20 InProcessDynamicServiceRunner::~InProcessDynamicServiceRunner() { |
21 if (thread_) { | 21 if (thread_) { |
22 DCHECK(thread_->HasBeenStarted()); | 22 DCHECK(thread_->HasBeenStarted()); |
23 DCHECK(!thread_->HasBeenJoined()); | 23 DCHECK(!thread_->HasBeenJoined()); |
24 thread_->Join(); | 24 thread_->Join(); |
25 } | 25 } |
26 | 26 |
27 // It is important to let the thread exit before unloading the DSO because | 27 // It is important to let the thread exit before unloading the DSO because |
28 // the library may have registered thread-local data and destructors to run | 28 // the library may have registered thread-local data and destructors to run |
29 // on thread termination. | 29 // on thread termination. |
30 if (app_library_) | 30 if (app_library_) |
31 base::UnloadNativeLibrary(app_library_); | 31 base::UnloadNativeLibrary(app_library_); |
32 } | 32 } |
33 | 33 |
34 void InProcessDynamicServiceRunner::Start( | 34 void InProcessDynamicServiceRunner::Start( |
35 const base::FilePath& app_path, | 35 const base::FilePath& app_path, |
36 ScopedMessagePipeHandle service_handle, | 36 ScopedMessagePipeHandle service_handle, |
37 const base::Closure& app_completed_callback) { | 37 const base::Closure& app_completed_callback) { |
38 app_path_ = app_path; | 38 app_path_ = app_path; |
39 | 39 |
40 DCHECK(!service_handle_.is_valid()); | 40 DCHECK(!service_handle_.is_valid()); |
41 service_handle_ = service_handle.Pass(); | 41 service_handle_ = service_handle.Pass(); |
42 | 42 |
43 DCHECK(app_completed_callback_runner_.is_null()); | 43 DCHECK(app_completed_callback_runner_.is_null()); |
44 app_completed_callback_runner_ = base::Bind(&base::TaskRunner::PostTask, | 44 app_completed_callback_runner_ = |
45 base::MessageLoopProxy::current(), | 45 base::Bind(&base::TaskRunner::PostTask, base::MessageLoopProxy::current(), |
46 FROM_HERE, | 46 FROM_HERE, app_completed_callback); |
47 app_completed_callback); | |
48 | 47 |
49 DCHECK(!thread_); | 48 DCHECK(!thread_); |
50 thread_.reset(new base::DelegateSimpleThread(this, "app_thread")); | 49 thread_.reset(new base::DelegateSimpleThread(this, "app_thread")); |
51 thread_->Start(); | 50 thread_->Start(); |
52 } | 51 } |
53 | 52 |
54 void InProcessDynamicServiceRunner::Run() { | 53 void InProcessDynamicServiceRunner::Run() { |
55 DVLOG(2) << "Loading/running Mojo app in process from library: " | 54 DVLOG(2) << "Loading/running Mojo app in process from library: " |
56 << app_path_.value() | 55 << app_path_.value() |
57 << " thread id=" << base::PlatformThread::CurrentId(); | 56 << " thread id=" << base::PlatformThread::CurrentId(); |
58 | 57 |
59 app_library_ = LoadAndRunService(app_path_, service_handle_.Pass()); | 58 app_library_ = LoadAndRunService(app_path_, service_handle_.Pass()); |
60 app_completed_callback_runner_.Run(); | 59 app_completed_callback_runner_.Run(); |
61 app_completed_callback_runner_.Reset(); | 60 app_completed_callback_runner_.Reset(); |
62 } | 61 } |
63 | 62 |
64 } // namespace shell | 63 } // namespace shell |
65 } // namespace mojo | 64 } // namespace mojo |
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