| /* |
| * Copyright (C) 2011 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef IDBObjectStoreBackendImpl_h |
| #define IDBObjectStoreBackendImpl_h |
| |
| #include "IDBBackingStore.h" |
| #include "IDBDatabaseBackendImpl.h" |
| #include "IDBKeyPath.h" |
| #include "IDBMetadata.h" |
| #include "IDBObjectStoreBackendInterface.h" |
| #include <wtf/HashMap.h> |
| #include <wtf/text/StringHash.h> |
| |
| #if ENABLE(INDEXED_DATABASE) |
| |
| namespace WebCore { |
| |
| class IDBDatabaseBackendImpl; |
| class IDBIndexBackendImpl; |
| class IDBTransactionBackendImpl; |
| class IDBTransactionBackendInterface; |
| class ScriptExecutionContext; |
| struct IDBObjectStoreMetadata; |
| |
| class IDBObjectStoreBackendImpl : public IDBObjectStoreBackendInterface { |
| public: |
| static PassRefPtr<IDBObjectStoreBackendImpl> create(const IDBDatabaseBackendImpl* database, const IDBObjectStoreMetadata& metadata) |
| { |
| return adoptRef(new IDBObjectStoreBackendImpl(database, metadata)); |
| } |
| virtual ~IDBObjectStoreBackendImpl(); |
| |
| typedef HashMap<int64_t, RefPtr<IDBIndexBackendImpl> > IndexMap; |
| |
| static const int64_t InvalidId = 0; |
| int64_t id() const |
| { |
| ASSERT(m_metadata.id != InvalidId); |
| return m_metadata.id; |
| } |
| |
| // IDBObjectStoreBackendInterface |
| virtual void get(PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&); |
| virtual void put(PassRefPtr<SerializedScriptValue>, PassRefPtr<IDBKey>, PutMode, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, const Vector<int64_t>&, const Vector<IndexKeys>&); |
| |
| virtual void deleteFunction(PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&); |
| virtual void clear(PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&); |
| |
| virtual PassRefPtr<IDBIndexBackendInterface> createIndex(int64_t, const String& name, const IDBKeyPath&, bool unique, bool multiEntry, IDBTransactionBackendInterface*, ExceptionCode&); |
| virtual void setIndexKeys(PassRefPtr<IDBKey> prpPrimaryKey, const Vector<int64_t>&, const Vector<IndexKeys>&, IDBTransactionBackendInterface*); |
| virtual void setIndexesReady(const Vector<int64_t>&, IDBTransactionBackendInterface*); |
| virtual PassRefPtr<IDBIndexBackendInterface> index(int64_t); |
| virtual void deleteIndex(int64_t, IDBTransactionBackendInterface*, ExceptionCode&); |
| |
| virtual void openCursor(PassRefPtr<IDBKeyRange>, IDBCursor::Direction, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface::TaskType, IDBTransactionBackendInterface*, ExceptionCode&); |
| virtual void count(PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface*, ExceptionCode&); |
| |
| static bool populateIndex(IDBBackingStore&, int64_t databaseId, int64_t objectStoreId, PassRefPtr<IDBIndexBackendImpl>); |
| |
| const IndexMap::iterator iterIndexesBegin() { return m_indexes.begin(); }; |
| const IndexMap::iterator iterIndexesEnd() { return m_indexes.end(); }; |
| |
| IDBObjectStoreMetadata metadata() const; |
| const String& name() { return m_metadata.name; } |
| const IDBKeyPath& keyPath() const { return m_metadata.keyPath; } |
| const bool& autoIncrement() const { return m_metadata.autoIncrement; } |
| |
| PassRefPtr<IDBBackingStore> backingStore() const { return m_database->backingStore(); } |
| int64_t databaseId() const { return m_database->id(); } |
| |
| private: |
| IDBObjectStoreBackendImpl(const IDBDatabaseBackendImpl*, const IDBObjectStoreMetadata&); |
| |
| void loadIndexes(); |
| PassRefPtr<IDBKey> generateKey(PassRefPtr<IDBTransactionBackendImpl>); |
| void updateKeyGenerator(PassRefPtr<IDBTransactionBackendImpl>, const IDBKey*, bool checkCurrent); |
| |
| static void getInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>); |
| static void putInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<SerializedScriptValue>, PassRefPtr<IDBKey>, PutMode, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>, PassOwnPtr<Vector<int64_t> > popIndexNames, PassOwnPtr<Vector<IndexKeys> >); |
| static void deleteInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>); |
| static void setIndexesReadyInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassOwnPtr<Vector<int64_t> > popIndexNames, PassRefPtr<IDBTransactionBackendImpl>); |
| static void clearInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>); |
| static void createIndexInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBIndexBackendImpl>, PassRefPtr<IDBTransactionBackendImpl>); |
| static void deleteIndexInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBIndexBackendImpl>, PassRefPtr<IDBTransactionBackendImpl>); |
| static void openCursorInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBKeyRange>, IDBCursor::Direction, PassRefPtr<IDBCallbacks>, IDBTransactionBackendInterface::TaskType, PassRefPtr<IDBTransactionBackendImpl>); |
| static void countInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBKeyRange>, PassRefPtr<IDBCallbacks>, PassRefPtr<IDBTransactionBackendImpl>); |
| |
| // These are used as setVersion transaction abort tasks. |
| static void removeIndexFromMap(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBIndexBackendImpl>); |
| static void addIndexToMap(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl>, PassRefPtr<IDBIndexBackendImpl>); |
| |
| const IDBDatabaseBackendImpl* m_database; |
| |
| IDBObjectStoreMetadata m_metadata; |
| IndexMap m_indexes; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif |
| |
| #endif // IDBObjectStoreBackendImpl_h |