10bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch/* 20bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * Copyright (C) 2009 Google Inc. All rights reserved. 30bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * 40bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * Redistribution and use in source and binary forms, with or without 50bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * modification, are permitted provided that the following conditions are 60bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * met: 70bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * 80bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * * Redistributions of source code must retain the above copyright 90bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * notice, this list of conditions and the following disclaimer. 100bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * * Redistributions in binary form must reproduce the above 110bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * copyright notice, this list of conditions and the following disclaimer 120bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * in the documentation and/or other materials provided with the 130bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * distribution. 140bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * * Neither the name of Google Inc. nor the names of its 150bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * contributors may be used to endorse or promote products derived from 160bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * this software without specific prior written permission. 170bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * 180bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 190bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 200bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 210bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 220bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 230bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 240bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 250bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 260bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 270bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 280bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 290bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch */ 300bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 310bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#ifndef DefaultSharedWorkerRepository_h 320bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#define DefaultSharedWorkerRepository_h 330bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 340bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#if ENABLE(SHARED_WORKERS) 350bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 36231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block#include "ExceptionCode.h" 37dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch#include <wtf/Forward.h> 380bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#include <wtf/HashMap.h> 390bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#include <wtf/Noncopyable.h> 40231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block#include <wtf/PassOwnPtr.h> 41231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block#include <wtf/PassRefPtr.h> 420bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#include <wtf/RefPtr.h> 430bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#include <wtf/Threading.h> 44f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick#include <wtf/text/StringHash.h> 450bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 460bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdochnamespace WebCore { 470bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 48231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block class Document; 490bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch class KURL; 50231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block class MessagePortChannel; 510bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch class ScriptExecutionContext; 52231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block class SharedWorker; 530bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch class SharedWorkerProxy; 540bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 550bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch // Platform-specific implementation of the SharedWorkerRepository static interface. 56ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch class DefaultSharedWorkerRepository { 57ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch WTF_MAKE_NONCOPYABLE(DefaultSharedWorkerRepository); WTF_MAKE_FAST_ALLOCATED; 580bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch public: 590bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch // Invoked once the worker script has been loaded to fire up the worker thread. 600bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch void workerScriptLoaded(SharedWorkerProxy&, const String& userAgent, const String& workerScript, PassOwnPtr<MessagePortChannel>); 610bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 620bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch // Internal implementation of SharedWorkerRepository::connect() 630bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch void connectToWorker(PassRefPtr<SharedWorker>, PassOwnPtr<MessagePortChannel>, const KURL&, const String& name, ExceptionCode&); 640bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 65231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block // Notification that a document has been detached. 66231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block void documentDetached(Document*); 67231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 68231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block // Removes the passed SharedWorkerProxy from the repository. 69231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block void removeProxy(SharedWorkerProxy*); 70231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 71231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block bool hasSharedWorkers(Document*); 72231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 730bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch static DefaultSharedWorkerRepository& instance(); 740bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch private: 750bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch DefaultSharedWorkerRepository(); 760bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch ~DefaultSharedWorkerRepository(); 770bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 780bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch PassRefPtr<SharedWorkerProxy> getProxy(const String& name, const KURL&); 790bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch // Mutex used to protect internal data structures. 800bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch Mutex m_lock; 810bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 82231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block // List of shared workers. Expectation is that there will be a limited number of shared workers, and so tracking them in a Vector is more efficient than nested HashMaps. 83231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block typedef Vector<RefPtr<SharedWorkerProxy> > SharedWorkerProxyRepository; 84231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block SharedWorkerProxyRepository m_proxies; 850bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch }; 860bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 870bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch} // namespace WebCore 880bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 890bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#endif // ENABLE(SHARED_WORKERS) 900bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 910bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#endif // DefaultSharedWorkerRepository_h 92