1 /* 2 * Copyright (C) 2008 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef LocalStorageTask_h 27 #define LocalStorageTask_h 28 29 #if ENABLE(DOM_STORAGE) 30 31 #include "PlatformString.h" 32 #include <wtf/PassOwnPtr.h> 33 #include <wtf/Threading.h> 34 35 namespace WebCore { 36 37 class StorageAreaSync; 38 class LocalStorageThread; 39 40 // FIXME: Rename this class to StorageTask 41 class LocalStorageTask { 42 WTF_MAKE_NONCOPYABLE(LocalStorageTask); WTF_MAKE_FAST_ALLOCATED; 43 public: 44 enum Type { AreaImport, AreaSync, DeleteEmptyDatabase, SetOriginDetails, ImportOrigins, DeleteAllOrigins, DeleteOrigin, TerminateThread }; 45 46 ~LocalStorageTask(); 47 createImport(StorageAreaSync * area)48 static PassOwnPtr<LocalStorageTask> createImport(StorageAreaSync* area) { return adoptPtr(new LocalStorageTask(AreaImport, area)); } createSync(StorageAreaSync * area)49 static PassOwnPtr<LocalStorageTask> createSync(StorageAreaSync* area) { return adoptPtr(new LocalStorageTask(AreaSync, area)); } createDeleteEmptyDatabase(StorageAreaSync * area)50 static PassOwnPtr<LocalStorageTask> createDeleteEmptyDatabase(StorageAreaSync* area) { return adoptPtr(new LocalStorageTask(DeleteEmptyDatabase, area)); } createOriginIdentifiersImport()51 static PassOwnPtr<LocalStorageTask> createOriginIdentifiersImport() { return adoptPtr(new LocalStorageTask(ImportOrigins)); } createSetOriginDetails(const String & originIdentifier,const String & databaseFilename)52 static PassOwnPtr<LocalStorageTask> createSetOriginDetails(const String& originIdentifier, const String& databaseFilename) { return adoptPtr(new LocalStorageTask(SetOriginDetails, originIdentifier, databaseFilename)); } createDeleteOrigin(const String & originIdentifier)53 static PassOwnPtr<LocalStorageTask> createDeleteOrigin(const String& originIdentifier) { return adoptPtr(new LocalStorageTask(DeleteOrigin, originIdentifier)); } createDeleteAllOrigins()54 static PassOwnPtr<LocalStorageTask> createDeleteAllOrigins() { return adoptPtr(new LocalStorageTask(DeleteAllOrigins)); } createTerminate(LocalStorageThread * thread)55 static PassOwnPtr<LocalStorageTask> createTerminate(LocalStorageThread* thread) { return adoptPtr(new LocalStorageTask(TerminateThread, thread)); } 56 57 void performTask(); 58 59 private: 60 LocalStorageTask(Type, StorageAreaSync*); 61 LocalStorageTask(Type, LocalStorageThread*); 62 LocalStorageTask(Type, const String& originIdentifier); 63 LocalStorageTask(Type, const String& originIdentifier, const String& databaseFilename); 64 LocalStorageTask(Type); 65 66 Type m_type; 67 StorageAreaSync* m_area; 68 LocalStorageThread* m_thread; 69 String m_originIdentifier; 70 String m_databaseFilename; 71 }; 72 73 } // namespace WebCore 74 75 #endif // ENABLE(DOM_STORAGE) 76 77 #endif // LocalStorageTask_h 78