Index: net/disk_cache/in_flight_io.cc |
=================================================================== |
--- net/disk_cache/in_flight_io.cc (revision 51873) |
+++ net/disk_cache/in_flight_io.cc (working copy) |
@@ -1,73 +0,0 @@ |
-// Copyright (c) 2006-2010 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "net/disk_cache/in_flight_io.h" |
- |
-#include "base/logging.h" |
- |
-namespace disk_cache { |
- |
-// Runs on the primary thread. |
-void BackgroundIO::OnIOSignalled() { |
- if (controller_) |
- controller_->InvokeCallback(this, false); |
-} |
- |
-void BackgroundIO::Cancel() { |
- DCHECK(controller_); |
- controller_ = NULL; |
-} |
- |
-// Runs on the background thread. |
-void BackgroundIO::NotifyController() { |
- controller_->OnIOComplete(this); |
-} |
- |
-// --------------------------------------------------------------------------- |
- |
-void InFlightIO::WaitForPendingIO() { |
- while (!io_list_.empty()) { |
- // Block the current thread until all pending IO completes. |
- IOList::iterator it = io_list_.begin(); |
- InvokeCallback(*it, true); |
- } |
-} |
- |
-// Runs on a background thread. |
-void InFlightIO::OnIOComplete(BackgroundIO* operation) { |
-#ifndef NDEBUG |
- if (callback_thread_ == MessageLoop::current()) { |
- DCHECK(single_thread_ || !running_); |
- single_thread_ = true; |
- } |
- running_ = true; |
-#endif |
- |
- callback_thread_->PostTask(FROM_HERE, |
- NewRunnableMethod(operation, |
- &BackgroundIO::OnIOSignalled)); |
- operation->io_completed()->Signal(); |
-} |
- |
-// Runs on the primary thread. |
-void InFlightIO::InvokeCallback(BackgroundIO* operation, bool cancel_task) { |
- operation->io_completed()->Wait(); |
- |
- if (cancel_task) |
- operation->Cancel(); |
- |
- // Make sure that we remove the operation from the list before invoking the |
- // callback (so that a subsequent cancel does not invoke the callback again). |
- DCHECK(io_list_.find(operation) != io_list_.end()); |
- io_list_.erase(operation); |
- OnOperationComplete(operation, cancel_task); |
-} |
- |
-// Runs on the primary thread. |
-void InFlightIO::OnOperationPosted(BackgroundIO* operation) { |
- DCHECK(callback_thread_ == MessageLoop::current()); |
- io_list_.insert(operation); |
-} |
- |
-} // namespace disk_cache |