1 /* 2 * Copyright (C) 2010 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 BlobRegistryImpl_h 32 #define BlobRegistryImpl_h 33 34 #include "BlobData.h" 35 #include "BlobRegistry.h" 36 #include "BlobStorageData.h" 37 #include "PlatformString.h" 38 #include <wtf/HashMap.h> 39 #include <wtf/text/CString.h> 40 #include <wtf/text/StringHash.h> 41 42 namespace WebCore { 43 44 class KURL; 45 class ResourceError; 46 class ResourceHandle; 47 class ResourceHandleClient; 48 class ResourceRequest; 49 class ResourceResponse; 50 51 // BlobRegistryImpl is not thread-safe. It should only be called from main thread. 52 class BlobRegistryImpl : public BlobRegistry { 53 public: 54 virtual ~BlobRegistryImpl() { } 55 56 virtual void registerBlobURL(const KURL&, PassOwnPtr<BlobData>); 57 virtual void registerBlobURL(const KURL&, const KURL& srcURL); 58 virtual void unregisterBlobURL(const KURL&); 59 virtual PassRefPtr<ResourceHandle> createResourceHandle(const ResourceRequest&, ResourceHandleClient*); 60 virtual bool loadResourceSynchronously(const ResourceRequest&, ResourceError&, ResourceResponse&, Vector<char>& data); 61 62 PassRefPtr<BlobStorageData> getBlobDataFromURL(const KURL&) const; 63 64 private: 65 bool shouldLoadResource(const ResourceRequest& request) const; 66 void appendStorageItems(BlobStorageData*, const BlobDataItemList&); 67 void appendStorageItems(BlobStorageData*, const BlobDataItemList&, long long offset, long long length); 68 69 HashMap<String, RefPtr<BlobStorageData> > m_blobs; 70 }; 71 72 } // namespace WebCore 73 74 #endif // BlobRegistryImpl_h 75