86 lines
1.9 KiB
C++
86 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsCache.h"
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#include "nsCacheUtils.h"
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#include "nsThreadUtils.h"
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using namespace mozilla;
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class nsDestroyThreadEvent : public nsRunnable {
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public:
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explicit nsDestroyThreadEvent(nsIThread *thread)
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: mThread(thread)
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{}
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NS_IMETHOD Run()
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{
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mThread->Shutdown();
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return NS_OK;
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}
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private:
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nsCOMPtr<nsIThread> mThread;
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};
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nsShutdownThread::nsShutdownThread(nsIThread *aThread)
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: mLock("nsShutdownThread.mLock")
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, mCondVar(mLock, "nsShutdownThread.mCondVar")
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, mThread(aThread)
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{
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}
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nsShutdownThread::~nsShutdownThread()
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{
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}
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nsresult
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nsShutdownThread::Shutdown(nsIThread *aThread)
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{
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nsresult rv;
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RefPtr<nsDestroyThreadEvent> ev = new nsDestroyThreadEvent(aThread);
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rv = NS_DispatchToMainThread(ev);
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if (NS_FAILED(rv)) {
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NS_WARNING("Dispatching event in nsShutdownThread::Shutdown failed!");
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}
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return rv;
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}
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nsresult
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nsShutdownThread::BlockingShutdown(nsIThread *aThread)
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{
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nsresult rv;
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RefPtr<nsShutdownThread> st = new nsShutdownThread(aThread);
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nsCOMPtr<nsIThread> workerThread;
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rv = NS_NewNamedThread("thread shutdown", getter_AddRefs(workerThread));
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if (NS_FAILED(rv)) {
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NS_WARNING("Can't create nsShutDownThread worker thread!");
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return rv;
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}
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{
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MutexAutoLock lock(st->mLock);
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rv = workerThread->Dispatch(st, NS_DISPATCH_NORMAL);
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if (NS_FAILED(rv)) {
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NS_WARNING(
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"Dispatching event in nsShutdownThread::BlockingShutdown failed!");
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} else {
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st->mCondVar.Wait();
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}
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}
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return Shutdown(workerThread);
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}
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NS_IMETHODIMP
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nsShutdownThread::Run()
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{
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MutexAutoLock lock(mLock);
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mThread->Shutdown();
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mCondVar.Notify();
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return NS_OK;
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}
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