15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/sync/glue/browser_thread_model_worker.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/bind.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/synchronization/waitable_event.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/browser_thread.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::WaitableEvent; 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::BrowserThread; 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace browser_sync { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)BrowserThreadModelWorker::BrowserThreadModelWorker( 1790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) BrowserThread::ID thread, syncer::ModelSafeGroup group, 1890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) syncer::WorkerLoopDestructionObserver* observer) 1990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) : ModelSafeWorker(observer), 2090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) thread_(thread), group_(group) { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)syncer::SyncerError BrowserThreadModelWorker::DoWorkAndWaitUntilDoneImpl( 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const syncer::WorkCallback& work) { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncer::SyncerError error = syncer::UNSET; 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (BrowserThread::CurrentlyOn(thread_)) { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DLOG(WARNING) << "Already on thread " << thread_; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return work.Run(); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!BrowserThread::PostTask( 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) thread_, 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FROM_HERE, 3490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) base::Bind(&BrowserThreadModelWorker::CallDoWorkAndSignalTask, 3590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) this, work, 3690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) work_done_or_stopped(), &error))) { 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DLOG(WARNING) << "Failed to post task to thread " << thread_; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) error = syncer::CANNOT_DO_WORK; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return error; 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) work_done_or_stopped()->Wait(); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return error; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)syncer::ModelSafeGroup BrowserThreadModelWorker::GetModelSafeGroup() { 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return group_; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)BrowserThreadModelWorker::~BrowserThreadModelWorker() {} 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void BrowserThreadModelWorker::RegisterForLoopDestruction() { 5290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (BrowserThread::CurrentlyOn(thread_)) { 53868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) base::MessageLoop::current()->AddDestructionObserver(this); 54a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) SetWorkingLoopToCurrent(); 5590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } else { 5690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) BrowserThread::PostTask( 5790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) thread_, FROM_HERE, 5890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) Bind(&BrowserThreadModelWorker::RegisterForLoopDestruction, this)); 5990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 6090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 6190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void BrowserThreadModelWorker::CallDoWorkAndSignalTask( 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const syncer::WorkCallback& work, 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WaitableEvent* done, 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncer::SyncerError* error) { 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(BrowserThread::CurrentlyOn(thread_)); 6790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (!IsStopped()) 6890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) *error = work.Run(); 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) done->Signal(); 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)DatabaseModelWorker::DatabaseModelWorker( 7390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) syncer::WorkerLoopDestructionObserver* observer) 7490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) : BrowserThreadModelWorker(BrowserThread::DB, syncer::GROUP_DB, observer) { 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DatabaseModelWorker::CallDoWorkAndSignalTask( 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const syncer::WorkCallback& work, 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WaitableEvent* done, 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncer::SyncerError* error) { 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BrowserThreadModelWorker::CallDoWorkAndSignalTask(work, done, error); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)DatabaseModelWorker::~DatabaseModelWorker() {} 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)FileModelWorker::FileModelWorker( 8790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) syncer::WorkerLoopDestructionObserver* observer) 8890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) : BrowserThreadModelWorker(BrowserThread::FILE, syncer::GROUP_FILE, 8990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) observer) { 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FileModelWorker::CallDoWorkAndSignalTask( 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const syncer::WorkCallback& work, 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WaitableEvent* done, 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncer::SyncerError* error) { 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BrowserThreadModelWorker::CallDoWorkAndSignalTask(work, done, error); 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)FileModelWorker::~FileModelWorker() {} 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace browser_sync 102