2 * Copyright (C) 2010 Google Inc. All rights reserved.
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5 * modification, are permitted provided that the following conditions
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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 PassRefPtr<IDBCursor> IDBCursor::create(PassRefPtr<IDBCursorBackendInterface> backend, IDBRequest* request, IDBAny* source, IDBTransaction* transaction)
44 return adoptRef(new IDBCursor(backend, request, source, transaction));
47 IDBCursor::IDBCursor(PassRefPtr<IDBCursorBackendInterface> backend, IDBRequest* request, IDBAny* source, IDBTransaction* transaction)
51 , m_transaction(transaction)
55 ASSERT(m_source->type() == IDBAny::IDBObjectStoreType || m_source->type() == IDBAny::IDBIndexType);
56 ASSERT(m_transaction);
59 IDBCursor::~IDBCursor()
63 unsigned short IDBCursor::direction() const
65 return m_backend->direction();
68 PassRefPtr<IDBKey> IDBCursor::key() const
70 return m_backend->key();
73 PassRefPtr<IDBKey> IDBCursor::primaryKey() const
75 return m_backend->primaryKey();
78 PassRefPtr<SerializedScriptValue> IDBCursor::value() const
80 return m_backend->value();
83 IDBAny* IDBCursor::source() const
85 return m_source.get();
88 PassRefPtr<IDBRequest> IDBCursor::update(ScriptExecutionContext* context, PassRefPtr<SerializedScriptValue> value, ExceptionCode& ec)
90 RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
91 m_backend->update(value, request, ec);
93 request->markEarlyDeath();
96 return request.release();
99 void IDBCursor::continueFunction(PassRefPtr<IDBKey> key, ExceptionCode& ec)
101 // FIXME: We're not using the context from when continue was called, which means the callback
102 // will be on the original context openCursor was called on. Is this right?
103 if (m_request->resetReadyState(m_transaction.get()))
104 m_backend->continueFunction(key, m_request, ec);
106 ec = IDBDatabaseException::NOT_ALLOWED_ERR;
109 PassRefPtr<IDBRequest> IDBCursor::deleteFunction(ScriptExecutionContext* context, ExceptionCode& ec)
111 RefPtr<IDBRequest> request = IDBRequest::create(context, IDBAny::create(this), m_transaction.get());
112 m_backend->deleteFunction(request, ec);
114 request->markEarlyDeath();
117 return request.release();
120 } // namespace WebCore
122 #endif // ENABLE(INDEXED_DATABASE)