2 * Copyright (C) 2010 Google Inc. All rights reserved.
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27 #include "IDBCursor.h"
29 #if ENABLE(INDEXED_DATABASE)
32 #include "IDBCallbacks.h"
33 #include "IDBCursorBackendInterface.h"
35 #include "IDBRequest.h"
36 #include "IDBTransaction.h"
37 #include "ScriptExecutionContext.h"
38 #include "SerializedScriptValue.h"
42 IDBCursor::IDBCursor(PassRefPtr<IDBCursorBackendInterface> backend, IDBRequest* request, IDBTransaction* transaction)
45 , m_transaction(transaction)
49 ASSERT(m_transaction);
52 IDBCursor::~IDBCursor()
56 unsigned short IDBCursor::direction() const
58 return m_backend->direction();
61 PassRefPtr<IDBKey> IDBCursor::key() const
63 return m_backend->key();
66 PassRefPtr<IDBAny> IDBCursor::value() const
68 return m_backend->value();
71 PassRefPtr<IDBRequest> IDBCursor::update(ScriptExecutionContext* context, PassRefPtr<SerializedScriptValue> value, ExceptionCode& ec)
73 RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
74 m_backend->update(value, request, ec);
77 return request.release();
80 void IDBCursor::continueFunction(PassRefPtr<IDBKey> key, ExceptionCode& ec)
82 // FIXME: We're not using the context from when continue was called, which means the callback
83 // will be on the original context openCursor was called on. Is this right?
84 if (m_request->resetReadyState(m_transaction.get()))
85 m_backend->continueFunction(key, m_request, ec);
87 ec = IDBDatabaseException::NOT_ALLOWED_ERR;
90 PassRefPtr<IDBRequest> IDBCursor::deleteFunction(ScriptExecutionContext* context, ExceptionCode& ec)
92 RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
93 m_backend->deleteFunction(request, ec);
96 return request.release();
99 } // namespace WebCore
101 #endif // ENABLE(INDEXED_DATABASE)