| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef IDBDatabase_h |
| #define IDBDatabase_h |
| |
| #include "bindings/core/v8/ActiveScriptWrappable.h" |
| #include "bindings/core/v8/ScriptState.h" |
| #include "bindings/modules/v8/StringOrStringSequenceOrDOMStringList.h" |
| #include "core/dom/ActiveDOMObject.h" |
| #include "core/dom/DOMStringList.h" |
| #include "modules/EventModules.h" |
| #include "modules/EventTargetModules.h" |
| #include "modules/ModulesExport.h" |
| #include "modules/indexeddb/IDBDatabaseCallbacks.h" |
| #include "modules/indexeddb/IDBHistograms.h" |
| #include "modules/indexeddb/IDBMetadata.h" |
| #include "modules/indexeddb/IDBObjectStore.h" |
| #include "modules/indexeddb/IDBObjectStoreParameters.h" |
| #include "modules/indexeddb/IDBTransaction.h" |
| #include "modules/indexeddb/IndexedDB.h" |
| #include "platform/heap/Handle.h" |
| #include "public/platform/modules/indexeddb/WebIDBDatabase.h" |
| #include "wtf/PassRefPtr.h" |
| #include "wtf/RefPtr.h" |
| #include <memory> |
| |
| namespace blink { |
| |
| class DOMException; |
| class ExceptionState; |
| class ExecutionContext; |
| |
| class MODULES_EXPORT IDBDatabase final |
| : public EventTargetWithInlineData |
| , public ActiveScriptWrappable |
| , public ActiveDOMObject { |
| USING_GARBAGE_COLLECTED_MIXIN(IDBDatabase); |
| DEFINE_WRAPPERTYPEINFO(); |
| public: |
| static IDBDatabase* create(ExecutionContext*, std::unique_ptr<WebIDBDatabase>, IDBDatabaseCallbacks*); |
| ~IDBDatabase() override; |
| DECLARE_VIRTUAL_TRACE(); |
| |
| void setMetadata(const IDBDatabaseMetadata& metadata) { m_metadata = metadata; } |
| void indexCreated(int64_t objectStoreId, const IDBIndexMetadata&); |
| void indexDeleted(int64_t objectStoreId, int64_t indexId); |
| void transactionCreated(IDBTransaction*); |
| void transactionFinished(const IDBTransaction*); |
| |
| // Implement the IDL |
| const String& name() const { return m_metadata.name; } |
| unsigned long long version() const { return m_metadata.version; } |
| DOMStringList* objectStoreNames() const; |
| |
| IDBObjectStore* createObjectStore(const String& name, const IDBObjectStoreParameters& options, ExceptionState& exceptionState) { return createObjectStore(name, IDBKeyPath(options.keyPath()), options.autoIncrement(), exceptionState); } |
| IDBTransaction* transaction(ScriptState*, const StringOrStringSequenceOrDOMStringList&, const String& mode, ExceptionState&); |
| void deleteObjectStore(const String& name, ExceptionState&); |
| void close(); |
| |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(abort); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(close); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(error); |
| DEFINE_ATTRIBUTE_EVENT_LISTENER(versionchange); |
| |
| // IDBDatabaseCallbacks |
| void onVersionChange(int64_t oldVersion, int64_t newVersion); |
| void onAbort(int64_t, DOMException*); |
| void onComplete(int64_t); |
| |
| // ActiveScriptWrappable |
| bool hasPendingActivity() const final; |
| |
| // ActiveDOMObject |
| void stop() override; |
| |
| // EventTarget |
| const AtomicString& interfaceName() const override; |
| ExecutionContext* getExecutionContext() const override; |
| |
| bool isClosePending() const { return m_closePending; } |
| void forceClose(); |
| const IDBDatabaseMetadata& metadata() const { return m_metadata; } |
| void enqueueEvent(Event*); |
| |
| int64_t findObjectStoreId(const String& name) const; |
| bool containsObjectStore(const String& name) const |
| { |
| return findObjectStoreId(name) != IDBObjectStoreMetadata::InvalidId; |
| } |
| |
| // Will return nullptr if this database is stopped. |
| WebIDBDatabase* backend() const { return m_backend.get(); } |
| |
| static int64_t nextTransactionId(); |
| |
| static const char indexDeletedErrorMessage[]; |
| static const char isKeyCursorErrorMessage[]; |
| static const char noKeyOrKeyRangeErrorMessage[]; |
| static const char noSuchIndexErrorMessage[]; |
| static const char noSuchObjectStoreErrorMessage[]; |
| static const char noValueErrorMessage[]; |
| static const char notValidKeyErrorMessage[]; |
| static const char notVersionChangeTransactionErrorMessage[]; |
| static const char objectStoreDeletedErrorMessage[]; |
| static const char requestNotFinishedErrorMessage[]; |
| static const char sourceDeletedErrorMessage[]; |
| static const char transactionFinishedErrorMessage[]; |
| static const char transactionInactiveErrorMessage[]; |
| static const char transactionReadOnlyErrorMessage[]; |
| static const char databaseClosedErrorMessage[]; |
| |
| static void recordApiCallsHistogram(IndexedDatabaseMethods); |
| |
| protected: |
| // EventTarget |
| DispatchEventResult dispatchEventInternal(Event*) override; |
| |
| private: |
| IDBDatabase(ExecutionContext*, std::unique_ptr<WebIDBDatabase>, IDBDatabaseCallbacks*); |
| |
| IDBObjectStore* createObjectStore(const String& name, const IDBKeyPath&, bool autoIncrement, ExceptionState&); |
| void closeConnection(); |
| |
| IDBDatabaseMetadata m_metadata; |
| std::unique_ptr<WebIDBDatabase> m_backend; |
| Member<IDBTransaction> m_versionChangeTransaction; |
| HeapHashMap<int64_t, Member<IDBTransaction>> m_transactions; |
| |
| bool m_closePending = false; |
| bool m_contextStopped = false; |
| |
| // Keep track of the versionchange events waiting to be fired on this |
| // database so that we can cancel them if the database closes. |
| HeapVector<Member<Event>> m_enqueuedEvents; |
| |
| Member<IDBDatabaseCallbacks> m_databaseCallbacks; |
| }; |
| |
| } // namespace blink |
| |
| #endif // IDBDatabase_h |