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 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef IDBIndexBackendInterface_h 27 #define IDBIndexBackendInterface_h 28 29 #include "ExceptionCode.h" 30 #include "PlatformString.h" 31 #include <wtf/Forward.h> 32 33 #if ENABLE(INDEXED_DATABASE) 34 35 namespace WebCore { 36 37 class IDBCallbacks; 38 class IDBKey; 39 class IDBKeyRange; 40 class IDBTransactionBackendInterface; 41 42 class IDBIndexBackendInterface : public ThreadSafeRefCounted<IDBIndexBackendInterface> { 43 public: 44 virtual ~IDBIndexBackendInterface() { } 45 46 virtual String name() = 0; 47 virtual String storeName() = 0; 48 virtual String keyPath() = 0; 49 virtual bool unique() = 0; 50 51 virtual void openCursor(PassRefPtr<IDBKeyRange>, unsigned short direction, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&) = 0; 52 virtual void openKeyCursor(PassRefPtr<IDBKeyRange>, unsigned short direction, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&) = 0; 53 virtual void get(PassRefPtr<IDBKey>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&) = 0; 54 virtual void getKey(PassRefPtr<IDBKey>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&) = 0; 55 }; 56 57 } // namespace WebCore 58 59 #endif 60 61 #endif // IDBIndexBackendInterface_h 62
