#pragma once
#if ENABLE(INDEXED_DATABASE)
#include "IDBKeyRangeData.h"
#include "IDBResourceIdentifier.h"
namespace WebCore {
class IDBTransaction;
namespace IndexedDB {
enum class CursorDirection;
enum class CursorSource;
enum class CursorType;
}
struct IDBKeyRangeData;
enum class CursorDuplicity {
Duplicates,
NoDuplicates,
};
class IDBCursorInfo {
public:
static IDBCursorInfo objectStoreCursor(IDBTransaction&, uint64_t objectStoreIdentifier, const IDBKeyRangeData&, IndexedDB::CursorDirection, IndexedDB::CursorType);
static IDBCursorInfo indexCursor(IDBTransaction&, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const IDBKeyRangeData&, IndexedDB::CursorDirection, IndexedDB::CursorType);
IDBResourceIdentifier identifier() const { return m_cursorIdentifier; }
uint64_t sourceIdentifier() const { return m_sourceIdentifier; }
uint64_t objectStoreIdentifier() const { return m_objectStoreIdentifier; }
IndexedDB::CursorSource cursorSource() const { return m_source; }
IndexedDB::CursorDirection cursorDirection() const { return m_direction; }
IndexedDB::CursorType cursorType() const { return m_type; }
const IDBKeyRangeData& range() const { return m_range; }
bool isDirectionForward() const;
CursorDuplicity duplicity() const;
IDBCursorInfo isolatedCopy() const;
WEBCORE_EXPORT IDBCursorInfo();
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static bool decode(Decoder&, IDBCursorInfo&);
#if !LOG_DISABLED
String loggingString() const;
#endif
private:
IDBCursorInfo(IDBTransaction&, uint64_t objectStoreIdentifier, const IDBKeyRangeData&, IndexedDB::CursorDirection, IndexedDB::CursorType);
IDBCursorInfo(IDBTransaction&, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const IDBKeyRangeData&, IndexedDB::CursorDirection, IndexedDB::CursorType);
IDBCursorInfo(const IDBResourceIdentifier&, const IDBResourceIdentifier&, uint64_t, uint64_t, const IDBKeyRangeData&, IndexedDB::CursorSource, IndexedDB::CursorDirection, IndexedDB::CursorType);
IDBResourceIdentifier m_cursorIdentifier;
IDBResourceIdentifier m_transactionIdentifier;
uint64_t m_objectStoreIdentifier { 0 };
uint64_t m_sourceIdentifier { 0 };
IDBKeyRangeData m_range;
IndexedDB::CursorSource m_source;
IndexedDB::CursorDirection m_direction;
IndexedDB::CursorType m_type;
};
template<class Encoder>
void IDBCursorInfo::encode(Encoder& encoder) const
{
encoder << m_cursorIdentifier << m_transactionIdentifier << m_objectStoreIdentifier << m_sourceIdentifier << m_range;
encoder.encodeEnum(m_source);
encoder.encodeEnum(m_direction);
encoder.encodeEnum(m_type);
}
template<class Decoder>
bool IDBCursorInfo::decode(Decoder& decoder, IDBCursorInfo& info)
{
if (!decoder.decode(info.m_cursorIdentifier))
return false;
if (!decoder.decode(info.m_transactionIdentifier))
return false;
if (!decoder.decode(info.m_objectStoreIdentifier))
return false;
if (!decoder.decode(info.m_sourceIdentifier))
return false;
if (!decoder.decode(info.m_range))
return false;
if (!decoder.decodeEnum(info.m_source))
return false;
if (!decoder.decodeEnum(info.m_direction))
return false;
if (!decoder.decodeEnum(info.m_type))
return false;
return true;
}
}
#endif // ENABLE(INDEXED_DATABASE)