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 "IDBObjectStoreBackendProxy.h" 28 29 #if ENABLE(INDEXED_DATABASE) 30 31 #include "DOMStringList.h" 32 #include "IDBCallbacks.h" 33 #include "IDBIndexBackendProxy.h" 34 #include "IDBKeyRange.h" 35 #include "IDBTransactionBackendProxy.h" 36 #include "WebIDBCallbacksImpl.h" 37 #include "WebIDBKeyRange.h" 38 #include "WebIDBIndex.h" 39 #include "WebIDBKey.h" 40 #include "WebIDBObjectStore.h" 41 #include "WebIDBTransactionImpl.h" 42 #include "WebSerializedScriptValue.h" 43 44 using namespace WebCore; 45 46 namespace WebKit { 47 48 PassRefPtr<IDBObjectStoreBackendInterface> IDBObjectStoreBackendProxy::create(PassOwnPtr<WebIDBObjectStore> objectStore) 49 { 50 return adoptRef(new IDBObjectStoreBackendProxy(objectStore)); 51 } 52 53 IDBObjectStoreBackendProxy::IDBObjectStoreBackendProxy(PassOwnPtr<WebIDBObjectStore> objectStore) 54 : m_webIDBObjectStore(objectStore) 55 { 56 } 57 58 IDBObjectStoreBackendProxy::~IDBObjectStoreBackendProxy() 59 { 60 } 61 62 String IDBObjectStoreBackendProxy::name() const 63 { 64 return m_webIDBObjectStore->name(); 65 } 66 67 String IDBObjectStoreBackendProxy::keyPath() const 68 { 69 return m_webIDBObjectStore->keyPath(); 70 } 71 72 PassRefPtr<DOMStringList> IDBObjectStoreBackendProxy::indexNames() const 73 { 74 return m_webIDBObjectStore->indexNames(); 75 } 76 77 void IDBObjectStoreBackendProxy::get(PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 78 { 79 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 80 // all implementations of IDB interfaces are proxy objects. 81 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 82 m_webIDBObjectStore->get(key, new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 83 } 84 85 void IDBObjectStoreBackendProxy::put(PassRefPtr<SerializedScriptValue> value, PassRefPtr<IDBKey> key, PutMode putMode, PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 86 { 87 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 88 // all implementations of IDB interfaces are proxy objects. 89 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 90 m_webIDBObjectStore->put(value, key, static_cast<WebIDBObjectStore::PutMode>(putMode), new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 91 } 92 93 void IDBObjectStoreBackendProxy::deleteFunction(PassRefPtr<IDBKey> key, PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 94 { 95 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 96 // all implementations of IDB interfaces are proxy objects. 97 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 98 m_webIDBObjectStore->deleteFunction(key, new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 99 } 100 101 void IDBObjectStoreBackendProxy::clear(PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 102 { 103 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 104 // all implementations of IDB interfaces are proxy objects. 105 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 106 m_webIDBObjectStore->clear(new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 107 } 108 109 PassRefPtr<IDBIndexBackendInterface> IDBObjectStoreBackendProxy::createIndex(const String& name, const String& keyPath, bool unique, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 110 { 111 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 112 // all implementations of IDB interfaces are proxy objects. 113 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 114 WebIDBIndex* index = m_webIDBObjectStore->createIndex(name, keyPath, unique, *transactionProxy->getWebIDBTransaction(), ec); 115 if (!index) 116 return 0; 117 return IDBIndexBackendProxy::create(index); 118 } 119 120 PassRefPtr<IDBIndexBackendInterface> IDBObjectStoreBackendProxy::index(const String& name, ExceptionCode& ec) 121 { 122 WebIDBIndex* index = m_webIDBObjectStore->index(name, ec); 123 if (!index) 124 return 0; 125 return IDBIndexBackendProxy::create(index); 126 } 127 128 void IDBObjectStoreBackendProxy::deleteIndex(const String& name, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 129 { 130 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 131 // all implementations of IDB interfaces are proxy objects. 132 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 133 m_webIDBObjectStore->deleteIndex(name, *transactionProxy->getWebIDBTransaction(), ec); 134 } 135 136 void IDBObjectStoreBackendProxy::openCursor(PassRefPtr<IDBKeyRange> range, unsigned short direction, PassRefPtr<IDBCallbacks> callbacks, IDBTransactionBackendInterface* transaction, ExceptionCode& ec) 137 { 138 // The transaction pointer is guaranteed to be a pointer to a proxy object as, in the renderer, 139 // all implementations of IDB interfaces are proxy objects. 140 IDBTransactionBackendProxy* transactionProxy = static_cast<IDBTransactionBackendProxy*>(transaction); 141 m_webIDBObjectStore->openCursor(range, direction, new WebIDBCallbacksImpl(callbacks), *transactionProxy->getWebIDBTransaction(), ec); 142 } 143 144 } // namespace WebKit 145 146 #endif // ENABLE(INDEXED_DATABASE) 147
