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Diffstat (limited to 'Source/WebCore/fileapi/FileThread.cpp')
-rw-r--r-- | Source/WebCore/fileapi/FileThread.cpp | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/Source/WebCore/fileapi/FileThread.cpp b/Source/WebCore/fileapi/FileThread.cpp deleted file mode 100644 index e43f0e72d..000000000 --- a/Source/WebCore/fileapi/FileThread.cpp +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (C) 2010 Google Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" - -#if ENABLE(BLOB) - -#include "FileThread.h" - -#include "Logging.h" -#include <wtf/AutodrainedPool.h> - -namespace WebCore { - -FileThread::FileThread() - : m_threadID(0) -{ - m_selfRef = this; -} - -FileThread::~FileThread() -{ - ASSERT(m_queue.killed()); -} - -bool FileThread::start() -{ - MutexLocker lock(m_threadCreationMutex); - if (m_threadID) - return true; - m_threadID = createThread(FileThread::fileThreadStart, this, "WebCore: File"); - return m_threadID; -} - -void FileThread::stop() -{ - m_queue.kill(); -} - -void FileThread::postTask(std::unique_ptr<Task> task) -{ - m_queue.append(std::move(task)); -} - -class SameInstancePredicate { -public: - SameInstancePredicate(const void* instance) : m_instance(instance) { } - bool operator()(FileThread::Task& task) const { return task.instance() == m_instance; } -private: - const void* m_instance; -}; - -void FileThread::unscheduleTasks(const void* instance) -{ - SameInstancePredicate predicate(instance); - m_queue.removeIf(predicate); -} - -void FileThread::fileThreadStart(void* arg) -{ - FileThread* fileThread = static_cast<FileThread*>(arg); - fileThread->runLoop(); -} - -void FileThread::runLoop() -{ - { - // Wait for FileThread::start() to complete to have m_threadID - // established before starting the main loop. - MutexLocker lock(m_threadCreationMutex); - LOG(FileAPI, "Started FileThread %p", this); - } - - while (auto task = m_queue.waitForMessage()) { - AutodrainedPool pool; - - task->performTask(); - } - - LOG(FileAPI, "About to detach thread %i and clear the ref to FileThread %p, which currently has %i ref(s)", m_threadID, this, refCount()); - - detachThread(m_threadID); - - // Clear the self refptr, possibly resulting in deletion - m_selfRef = 0; -} - -} // namespace WebCore - -#endif // ENABLE(BLOB) |