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| 1 // Copyright (c) 2006-2008 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 "chrome/browser/suspend_controller.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "base/message_loop.h" | |
| 9 #include "base/task.h" | |
| 10 #include "base/thread.h" | |
| 11 #include "chrome/browser/browser_process.h" | |
| 12 #include "chrome/browser/profile.h" | |
| 13 #include "chrome/browser/resource_dispatcher_host.h" | |
| 14 #include "chrome/browser/safe_browsing/safe_browsing_service.h" | |
| 15 #include "net/url_request/url_request_job.h" | |
| 16 #include "net/url_request/url_request_job_tracker.h" | |
| 17 | |
| 18 // Static member. | |
| 19 bool SuspendController::is_suspended_ = false; | |
| 20 | |
| 21 // Static method. | |
| 22 void SuspendController::OnSuspend(Profile* profile) { | |
| 23 if (is_suspended_) | |
| 24 return; | |
| 25 is_suspended_ = true; | |
| 26 | |
| 27 LOG(INFO) << "Received APM suspend message"; | |
| 28 | |
| 29 SuspendController* controller = g_browser_process->suspend_controller(); | |
| 30 | |
| 31 MessageLoop* io_loop = g_browser_process->io_thread()->message_loop(); | |
| 32 io_loop->PostTask(FROM_HERE, | |
| 33 NewRunnableMethod(controller, | |
| 34 &SuspendController::StopRequests, | |
| 35 profile)); | |
| 36 | |
| 37 ResourceDispatcherHost* rdh = g_browser_process->resource_dispatcher_host(); | |
| 38 SafeBrowsingService* safe_browsing_service = rdh->safe_browsing_service(); | |
| 39 io_loop->PostTask(FROM_HERE, | |
| 40 NewRunnableMethod(safe_browsing_service, | |
| 41 &SafeBrowsingService::OnSuspend)); | |
| 42 } | |
| 43 | |
| 44 // Static method. | |
| 45 void SuspendController::OnResume(Profile* profile) { | |
| 46 if (!is_suspended_) | |
| 47 return; | |
| 48 is_suspended_ = false; | |
| 49 | |
| 50 LOG(INFO) << "Received APM resume message"; | |
| 51 | |
| 52 SuspendController* controller = g_browser_process->suspend_controller(); | |
| 53 | |
| 54 MessageLoop* io_loop = g_browser_process->io_thread()->message_loop(); | |
| 55 io_loop->PostTask(FROM_HERE, | |
| 56 NewRunnableMethod(controller, | |
| 57 &SuspendController::AllowNewRequests, | |
| 58 profile)); | |
| 59 | |
| 60 ResourceDispatcherHost* rdh = g_browser_process->resource_dispatcher_host(); | |
| 61 SafeBrowsingService* safe_browsing_service = rdh->safe_browsing_service(); | |
| 62 io_loop->PostTask(FROM_HERE, | |
| 63 NewRunnableMethod(safe_browsing_service, | |
| 64 &SafeBrowsingService::OnResume)); | |
| 65 } | |
| 66 | |
| 67 void SuspendController::StopRequests(Profile* profile) { | |
| 68 // Cancel all requests and stop creating new ones. | |
| 69 URLRequestJobTracker::JobIterator it = g_url_request_job_tracker.begin(); | |
| 70 for (;it != g_url_request_job_tracker.end(); ++it) { | |
| 71 URLRequestJob* job = const_cast<URLRequestJob*>(*it); | |
| 72 job->Kill(); | |
| 73 } | |
| 74 | |
| 75 // Close the network session. | |
| 76 profile->GetRequestContext()->http_transaction_factory()->Suspend(true); | |
| 77 } | |
| 78 | |
| 79 void SuspendController::AllowNewRequests(Profile* profile) { | |
| 80 // Re-enable the network session. | |
| 81 profile->GetRequestContext()->http_transaction_factory()->Suspend(false); | |
| 82 } | |
| 83 | |
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Chromium Code Reviews
Issue 12817:
A new copy of the old system monitor changelist. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/