1/* 2 * Copyright (C) 2011 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#include "config.h" 27#include "IDBDatabaseBackendProxy.h" 28 29#if ENABLE(INDEXED_DATABASE) 30 31#include "DOMStringList.h" 32#include "IDBCallbacks.h" 33#include "IDBDatabaseCallbacks.h" 34#include "IDBObjectStoreBackendProxy.h" 35#include "IDBTransactionBackendProxy.h" 36#include "WebDOMStringList.h" 37#include "WebFrameImpl.h" 38#include "WebIDBCallbacksImpl.h" 39#include "WebIDBDatabase.h" 40#include "WebIDBDatabaseCallbacksImpl.h" 41#include "WebIDBDatabaseError.h" 42#include "WebIDBObjectStore.h" 43#include "WebIDBTransaction.h" 44 45using namespace WebCore; 46 47namespace WebKit { 48 49PassRefPtr<IDBDatabaseBackendInterface> IDBDatabaseBackendProxy::create(PassOwnPtr<WebIDBDatabase> database) 50{ 51 return adoptRef(new IDBDatabaseBackendProxy(database)); 52} 53 54IDBDatabaseBackendProxy::IDBDatabaseBackendProxy(PassOwnPtr<WebIDBDatabase> database) 55 : m_webIDBDatabase(database) 56{ 57} 58 59IDBDatabaseBackendProxy::~IDBDatabaseBackendProxy() 60{ 61} 62 63String IDBDatabaseBackendProxy::name() const 64{ 65 return m_webIDBDatabase->name(); 66} 67 68String IDBDatabaseBackendProxy::version() const 69{ 70 return m_webIDBDatabase->version(); 71} 72 73PassRefPtr<DOMStringList> IDBDatabaseBackendProxy::objectStoreNames() const 74{ 75 return m_webIDBDatabase->objectStoreNames(); 76} 77 78PassRefPtr<IDBObjectStoreBackendInterface> IDBDatabaseBackendProxy::createObjectStore(const String& name, const String& keyPath, bool autoIncrement, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 79{ 80 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 81 // all implementations of IDB interfaces are proxy objects. 82 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 83 WebIDBObjectStore* objectStore = m_webIDBDatabase->createObjectStore(name, keyPath, autoIncrement, *transactionProxy->getWebIDBTransaction(), ec); 84 if (!objectStore) 85 return 0; 86 return IDBObjectStoreBackendProxy::create(objectStore); 87} 88 89void IDBDatabaseBackendProxy::deleteObjectStore(const String& name, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 90{ 91 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 92 // all implementations of IDB interfaces are proxy objects. 93 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 94 m_webIDBDatabase->deleteObjectStore(name, *transactionProxy->getWebIDBTransaction(), ec); 95} 96 97void IDBDatabaseBackendProxy::setVersion(const String& version, PassRefPtr<IDBCallbacks> callbacks, PassRefPtr<IDBDatabaseCallbacks> databaseCallbacks, ExceptionCode& ec) 98{ 99 m_webIDBDatabase->setVersion(version, new WebIDBCallbacksImpl(callbacks), ec); 100} 101 102PassRefPtr<IDBTransactionBackendInterface> IDBDatabaseBackendProxy::transaction(DOMStringList* storeNames, unsigned short mode, ExceptionCode& ec) 103{ 104 WebDOMStringList names(storeNames); 105 WebIDBTransaction* transaction = m_webIDBDatabase->transaction(names, mode, ec); 106 if (!transaction) { 107 ASSERT(ec); 108 return 0; 109 } 110 return IDBTransactionBackendProxy::create(transaction); 111} 112 113void IDBDatabaseBackendProxy::close(PassRefPtr<IDBDatabaseCallbacks>) 114{ 115 m_webIDBDatabase->close(); 116} 117 118void IDBDatabaseBackendProxy::open(PassRefPtr<IDBDatabaseCallbacks> databaseCallbacks) 119{ 120 m_webIDBDatabase->open(new WebIDBDatabaseCallbacksImpl(databaseCallbacks)); 121} 122 123} // namespace WebKit 124 125#endif // ENABLE(INDEXED_DATABASE) 126