1/* 2 * Copyright (C) 2013 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. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef IDBServerConnectionLevelDB_h 27#define IDBServerConnectionLevelDB_h 28 29#include "IDBServerConnection.h" 30 31#if ENABLE(INDEXED_DATABASE) 32#if USE(LEVELDB) 33 34namespace WebCore { 35 36class IDBBackingStoreCursorLevelDB; 37class IDBBackingStoreLevelDB; 38class IDBBackingStoreTransactionLevelDB; 39 40class IDBServerConnectionLevelDB final : public IDBServerConnection { 41public: 42 static PassRefPtr<IDBServerConnection> create(const String& databaseName, IDBBackingStoreLevelDB* backingStore) 43 { 44 return adoptRef(new IDBServerConnectionLevelDB(databaseName, backingStore)); 45 } 46 47 virtual ~IDBServerConnectionLevelDB(); 48 49 virtual bool isClosed() override; 50 51 // Database-level operations 52 virtual void getOrEstablishIDBDatabaseMetadata(GetIDBDatabaseMetadataFunction) override; 53 virtual void close() override; 54 virtual void deleteDatabase(const String& name, BoolCallbackFunction successCallback) override; 55 56 // Transaction-level operations 57 virtual void openTransaction(int64_t transactionID, const HashSet<int64_t>& objectStoreIds, IndexedDB::TransactionMode, BoolCallbackFunction successCallback) override; 58 virtual void beginTransaction(int64_t transactionID, std::function<void()> completionCallback) override; 59 virtual void commitTransaction(int64_t transactionID, BoolCallbackFunction successCallback) override; 60 virtual void resetTransaction(int64_t transactionID, std::function<void()> completionCallback) override; 61 virtual void rollbackTransaction(int64_t transactionID, std::function<void()> completionCallback) override; 62 virtual void setIndexKeys(int64_t transactionID, int64_t databaseID, int64_t objectStoreID, const IDBObjectStoreMetadata&, IDBKey& primaryKey, const Vector<int64_t>& indexIDs, const Vector<Vector<RefPtr<IDBKey>>>& indexKeys, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback); 63 64 virtual void createObjectStore(IDBTransactionBackend&, const CreateObjectStoreOperation&, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback) override; 65 virtual void createIndex(IDBTransactionBackend&, const CreateIndexOperation&, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback) override; 66 virtual void deleteIndex(IDBTransactionBackend&, const DeleteIndexOperation&, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback) override; 67 virtual void get(IDBTransactionBackend&, const GetOperation&, std::function<void(const IDBGetResult&, PassRefPtr<IDBDatabaseError>)> completionCallback) override; 68 virtual void put(IDBTransactionBackend&, const PutOperation&, std::function<void(PassRefPtr<IDBKey>, PassRefPtr<IDBDatabaseError>)> completionCallback) override; 69 virtual void openCursor(IDBTransactionBackend&, const OpenCursorOperation&, std::function<void(int64_t, PassRefPtr<IDBKey>, PassRefPtr<IDBKey>, PassRefPtr<SharedBuffer>, PassRefPtr<IDBDatabaseError>)> completionCallback) override; 70 virtual void count(IDBTransactionBackend&, const CountOperation&, std::function<void(int64_t, PassRefPtr<IDBDatabaseError>)> completionCallback) override; 71 virtual void deleteRange(IDBTransactionBackend&, const DeleteRangeOperation&, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback) override; 72 virtual void clearObjectStore(IDBTransactionBackend&, const ClearObjectStoreOperation&, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback) override; 73 virtual void deleteObjectStore(IDBTransactionBackend&, const DeleteObjectStoreOperation&, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback) override; 74 virtual void changeDatabaseVersion(IDBTransactionBackend&, const IDBDatabaseBackend::VersionChangeOperation&, std::function<void(PassRefPtr<IDBDatabaseError>)> completionCallback) override; 75 76 // Cursor-level operations 77 virtual void cursorAdvance(IDBCursorBackend&, const CursorAdvanceOperation&, std::function<void(PassRefPtr<IDBKey>, PassRefPtr<IDBKey>, PassRefPtr<SharedBuffer>, PassRefPtr<IDBDatabaseError>)> completionCallback) override; 78 virtual void cursorIterate(IDBCursorBackend&, const CursorIterationOperation&, std::function<void(PassRefPtr<IDBKey>, PassRefPtr<IDBKey>, PassRefPtr<SharedBuffer>, PassRefPtr<IDBDatabaseError>)> completionCallback) override; 79 80private: 81 IDBServerConnectionLevelDB(const String& databaseName, IDBBackingStoreLevelDB*); 82 83 RefPtr<IDBBackingStoreLevelDB> m_backingStore; 84 HashMap<int64_t, RefPtr<IDBBackingStoreTransactionLevelDB>> m_backingStoreTransactions; 85 HashMap<int64_t, RefPtr<IDBBackingStoreCursorLevelDB>> m_backingStoreCursors; 86 87 int64_t m_nextCursorID; 88 89 bool m_closed; 90 91 String m_databaseName; 92}; 93 94} // namespace WebCore 95 96#endif // USE(LEVELDB) 97#endif // ENABLE(INDEXED_DATABASE) 98#endif // IDBServerConnectionLevelDB_h 99