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 "IDBIndexBackendProxy.h" 28 29#if ENABLE(INDEXED_DATABASE) 30 31#include "IDBCallbacks.h" 32#include "IDBKeyRange.h" 33#include "IDBTransactionBackendProxy.h" 34#include "WebIDBCallbacksImpl.h" 35#include "WebIDBDatabaseError.h" 36#include "WebIDBIndex.h" 37#include "WebIDBKey.h" 38#include "WebIDBKeyRange.h" 39 40using namespace WebCore; 41 42namespace WebKit { 43 44PassRefPtr<IDBIndexBackendInterface> IDBIndexBackendProxy::create(PassOwnPtr<WebIDBIndex> index) 45{ 46 return adoptRef(new IDBIndexBackendProxy(index)); 47} 48 49IDBIndexBackendProxy::IDBIndexBackendProxy(PassOwnPtr<WebIDBIndex> index) 50 : m_webIDBIndex(index) 51{ 52} 53 54IDBIndexBackendProxy::~IDBIndexBackendProxy() 55{ 56} 57 58String IDBIndexBackendProxy::name() 59{ 60 return m_webIDBIndex->name(); 61} 62 63String IDBIndexBackendProxy::storeName() 64{ 65 return m_webIDBIndex->storeName(); 66} 67 68String IDBIndexBackendProxy::keyPath() 69{ 70 return m_webIDBIndex->keyPath(); 71} 72 73bool IDBIndexBackendProxy::unique() 74{ 75 return m_webIDBIndex->unique(); 76} 77 78void IDBIndexBackendProxy::openCursor(PassRefPtr<IDBKeyRange> keyRange, unsigned short direction, PassRefPtr<IDBCallbacks> callbacks, 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 m_webIDBIndex->openObjectCursor(keyRange, direction, new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 84} 85 86void IDBIndexBackendProxy::openKeyCursor(PassRefPtr<IDBKeyRange> keyRange, unsigned short direction, PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 87{ 88 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 89 // all implementations of IDB interfaces are proxy objects. 90 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 91 m_webIDBIndex->openKeyCursor(keyRange, direction, new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 92} 93 94void IDBIndexBackendProxy::get(PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 95{ 96 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 97 // all implementations of IDB interfaces are proxy objects. 98 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 99 m_webIDBIndex->getObject(key, new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 100} 101 102void IDBIndexBackendProxy::getKey(PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 103{ 104 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 105 // all implementations of IDB interfaces are proxy objects. 106 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 107 m_webIDBIndex->getKey(key, new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 108} 109 110} // namespace WebKit 111 112#endif // ENABLE(INDEXED_DATABASE) 113