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| 1 /* | |
| 2 * Copyright (C) 2009 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef DefaultSharedWorkerRepository_h | |
| 32 #define DefaultSharedWorkerRepository_h | |
| 33 | |
| 34 #include "core/frame/ContentSecurityPolicy.h" | |
| 35 #include "wtf/Forward.h" | |
| 36 #include "wtf/HashMap.h" | |
| 37 #include "wtf/Noncopyable.h" | |
| 38 #include "wtf/PassOwnPtr.h" | |
| 39 #include "wtf/PassRefPtr.h" | |
| 40 #include "wtf/RefPtr.h" | |
| 41 #include "wtf/Threading.h" | |
| 42 #include "wtf/text/StringHash.h" | |
| 43 | |
| 44 namespace WebCore { | |
| 45 | |
| 46 class Document; | |
| 47 class ExceptionState; | |
| 48 class KURL; | |
| 49 class MessagePortChannel; | |
| 50 class ExecutionContext; | |
| 51 class SharedWorker; | |
| 52 class SharedWorkerProxy; | |
| 53 | |
| 54 // Platform-specific implementation of the SharedWorkerRepository static int
erface. | |
| 55 class DefaultSharedWorkerRepository { | |
| 56 WTF_MAKE_NONCOPYABLE(DefaultSharedWorkerRepository); WTF_MAKE_FAST_ALLOC
ATED; | |
| 57 public: | |
| 58 // Invoked once the worker script has been loaded to fire up the worker
thread. | |
| 59 void workerScriptLoaded(SharedWorkerProxy&, const String& userAgent, con
st String& workerScript, PassRefPtr<MessagePortChannel>, const String& contentSe
curityPolicy, ContentSecurityPolicy::HeaderType); | |
| 60 | |
| 61 // Internal implementation of SharedWorkerRepository::connect() | |
| 62 void connectToWorker(PassRefPtr<SharedWorker>, PassRefPtr<MessagePortCha
nnel>, const KURL&, const String& name, ExceptionState&); | |
| 63 | |
| 64 // Notification that a document has been detached. | |
| 65 void documentDetached(Document*); | |
| 66 | |
| 67 // Removes the passed SharedWorkerProxy from the repository. | |
| 68 void removeProxy(SharedWorkerProxy*); | |
| 69 | |
| 70 bool hasSharedWorkers(Document*); | |
| 71 | |
| 72 static DefaultSharedWorkerRepository& instance(); | |
| 73 private: | |
| 74 DefaultSharedWorkerRepository(); | |
| 75 ~DefaultSharedWorkerRepository(); | |
| 76 | |
| 77 PassRefPtr<SharedWorkerProxy> getProxy(const String& name, const KURL&); | |
| 78 // Mutex used to protect internal data structures. | |
| 79 Mutex m_lock; | |
| 80 | |
| 81 // List of shared workers. Expectation is that there will be a limited n
umber of shared workers, and so tracking them in a Vector is more efficient than
nested HashMaps. | |
| 82 typedef Vector<RefPtr<SharedWorkerProxy> > SharedWorkerProxyRepository; | |
| 83 SharedWorkerProxyRepository m_proxies; | |
| 84 }; | |
| 85 | |
| 86 } // namespace WebCore | |
| 87 | |
| 88 #endif // DefaultSharedWorkerRepository_h | |
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Chromium Code Reviews
Issue 40143003:
Simplify SharedWorkerRepository code (Closed)
Base URL: svn://svn.chromium.org/blink/trunk