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. ``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#include "config.h" 27#include "DatabaseBackendSync.h" 28 29#if ENABLE(SQL_DATABASE) 30 31#include "DatabaseBackendContext.h" 32#include "DatabaseTracker.h" 33 34namespace WebCore { 35 36DatabaseBackendSync::DatabaseBackendSync(PassRefPtr<DatabaseBackendContext> databaseContext, const String& name, const String& expectedVersion, const String& displayName, unsigned long estimatedSize) 37 : DatabaseBackendBase(databaseContext, name, expectedVersion, displayName, estimatedSize, DatabaseType::Sync) 38{ 39} 40 41DatabaseBackendSync::~DatabaseBackendSync() 42{ 43 // SQLite is "multi-thread safe", but each database handle can only be used 44 // on a single thread at a time. 45 // 46 // For DatabaseBackendSync, we open the SQLite database on the script context 47 // thread. And hence we should also close it on that same thread. This means 48 // that the SQLite database need to be closed here in the destructor. 49 50 ASSERT(m_databaseContext->isContextThread()); 51 if (opened()) 52 closeDatabase(); 53} 54 55bool DatabaseBackendSync::openAndVerifyVersion(bool setVersionInNewDatabase, DatabaseError& error, String& errorMessage) 56{ 57 return performOpenAndVerify(setVersionInNewDatabase, error, errorMessage); 58} 59 60} // namespace WebCore 61 62#endif // ENABLE(SQL_DATABASE) 63