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/*
* 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/ScriptState.h"
#include "bindings/modules/v8/UnionTypesModules.h"
#include "core/dom/ActiveDOMObject.h"
#include "core/dom/DOMStringList.h"
#include "modules/EventModules.h"
#include "modules/EventTargetModules.h"
#include "modules/indexeddb/IDBDatabaseCallbacks.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/WebIDBDatabase.h"
#include "wtf/OwnPtr.h"
#include "wtf/PassOwnPtr.h"
#include "wtf/PassRefPtr.h"
#include "wtf/RefPtr.h"
namespace blink {
class DOMError;
class ExceptionState;
class ExecutionContext;
class IDBDatabase final
: public RefCountedGarbageCollectedEventTargetWithInlineData<IDBDatabase>
, public ActiveDOMObject {
DEFINE_EVENT_TARGET_REFCOUNTING_WILL_BE_REMOVED(RefCountedGarbageCollected<IDBDatabase>);
WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(IDBDatabase);
DEFINE_WRAPPERTYPEINFO();
public:
static IDBDatabase* create(ExecutionContext*, PassOwnPtr<WebIDBDatabase>, IDBDatabaseCallbacks*);
virtual ~IDBDatabase();
virtual void trace(Visitor*) override;
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; }
void version(UnsignedLongLongOrString& result) const;
PassRefPtrWillBeRawPtr<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, DOMError*);
void onComplete(int64_t);
// ActiveDOMObject
virtual bool hasPendingActivity() const override;
virtual void stop() override;
// EventTarget
virtual const AtomicString& interfaceName() const override;
virtual ExecutionContext* executionContext() const override;
bool isClosePending() const { return m_closePending; }
void forceClose();
const IDBDatabaseMetadata& metadata() const { return m_metadata; }
void enqueueEvent(PassRefPtrWillBeRawPtr<Event>);
using EventTarget::dispatchEvent;
virtual bool dispatchEvent(PassRefPtrWillBeRawPtr<Event>) override;
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();
// Acknowledge receipt of the blobs (referenced by their UUID's).
void ackReceivedBlobs(const Vector<String>& uuids);
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[];
private:
IDBDatabase(ExecutionContext*, PassOwnPtr<WebIDBDatabase>, IDBDatabaseCallbacks*);
IDBObjectStore* createObjectStore(const String& name, const IDBKeyPath&, bool autoIncrement, ExceptionState&);
void closeConnection();
IDBDatabaseMetadata m_metadata;
OwnPtr<WebIDBDatabase> m_backend;
Member<IDBTransaction> m_versionChangeTransaction;
typedef HeapHashMap<int64_t, Member<IDBTransaction> > TransactionMap;
TransactionMap m_transactions;
bool m_closePending;
bool m_contextStopped;
// Keep track of the versionchange events waiting to be fired on this
// database so that we can cancel them if the database closes.
WillBeHeapVector<RefPtrWillBeMember<Event> > m_enqueuedEvents;
Member<IDBDatabaseCallbacks> m_databaseCallbacks;
};
} // namespace blink
#endif // IDBDatabase_h
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