UniqueIDBDatabaseIdentifier.h [plain text]
#ifndef UniqueIDBDatabaseIdentifier_h
#define UniqueIDBDatabaseIdentifier_h
#if ENABLE(INDEXED_DATABASE) && ENABLE(DATABASE_PROCESS)
#include "SecurityOriginData.h"
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/text/WTFString.h>
namespace WebKit {
class UniqueIDBDatabaseIdentifier {
public:
UniqueIDBDatabaseIdentifier();
UniqueIDBDatabaseIdentifier(const String& databaseName, const SecurityOriginData& openingOrigin, const SecurityOriginData& mainFrameOrigin);
bool isNull() const;
const String& databaseName() const { return m_databaseName; }
const SecurityOriginData& openingOrigin() const { return m_openingOrigin; }
const SecurityOriginData& mainFrameOrigin() const { return m_mainFrameOrigin; }
UniqueIDBDatabaseIdentifier(WTF::HashTableDeletedValueType);
bool isHashTableDeletedValue() const;
unsigned hash() const;
UniqueIDBDatabaseIdentifier isolatedCopy() const;
private:
String m_databaseName;
SecurityOriginData m_openingOrigin;
SecurityOriginData m_mainFrameOrigin;
};
bool operator==(const UniqueIDBDatabaseIdentifier&, const UniqueIDBDatabaseIdentifier&);
struct UniqueIDBDatabaseIdentifierHash {
static unsigned hash(const UniqueIDBDatabaseIdentifier& identifier) { return identifier.hash(); }
static bool equal(const UniqueIDBDatabaseIdentifier& a, const UniqueIDBDatabaseIdentifier& b) { return a == b; }
static const bool safeToCompareToEmptyOrDeleted = false;
};
struct UniqueIDBDatabaseIdentifierHashTraits : WTF::SimpleClassHashTraits<UniqueIDBDatabaseIdentifier> {
static const bool hasIsEmptyValueFunction = true;
static bool isEmptyValue(const UniqueIDBDatabaseIdentifier& info) { return info.isNull(); }
};
}
namespace WTF {
template<> struct HashTraits<WebKit::UniqueIDBDatabaseIdentifier> : WebKit::UniqueIDBDatabaseIdentifierHashTraits { };
template<> struct DefaultHash<WebKit::UniqueIDBDatabaseIdentifier> {
typedef WebKit::UniqueIDBDatabaseIdentifierHash Hash;
};
}
#endif // ENABLE(INDEXED_DATABASE) && ENABLE(DATABASE_PROCESS)
#endif // UniqueIDBDatabaseIdentifier_h