AbstractDatabase.h [plain text]
#ifndef AbstractDatabase_h
#define AbstractDatabase_h
#if ENABLE(DATABASE)
#include "ExceptionCode.h"
#include "PlatformString.h"
#include "SQLiteDatabase.h"
#include <wtf/Forward.h>
#include <wtf/ThreadSafeRefCounted.h>
#ifndef NDEBUG
#include "SecurityOrigin.h"
#endif
namespace WebCore {
class DatabaseAuthorizer;
class ScriptExecutionContext;
class SecurityOrigin;
class AbstractDatabase : public ThreadSafeRefCounted<AbstractDatabase> {
public:
static bool isAvailable();
static void setIsAvailable(bool available);
virtual ~AbstractDatabase();
virtual String version() const;
bool opened() const { return m_opened; }
bool isNew() const { return m_new; }
virtual ScriptExecutionContext* scriptExecutionContext() const;
virtual SecurityOrigin* securityOrigin() const;
virtual String stringIdentifier() const;
virtual String displayName() const;
virtual unsigned long estimatedSize() const;
virtual String fileName() const;
SQLiteDatabase& sqliteDatabase() { return m_sqliteDatabase; }
unsigned long long maximumSize() const;
void incrementalVacuumIfNeeded();
void interrupt();
bool isInterrupted();
bool versionMatchesExpected() const;
void setExpectedVersion(const String& version);
bool getVersionFromDatabase(String& version);
bool setVersionInDatabase(const String& version);
void disableAuthorizer();
void enableAuthorizer();
void setAuthorizerReadOnly();
void setAuthorizerPermissions(int permissions);
bool lastActionChangedDatabase();
bool lastActionWasInsert();
void resetDeletes();
bool hadDeletes();
void resetAuthorizer();
virtual void markAsDeletedAndClose() = 0;
virtual void closeImmediately() = 0;
protected:
AbstractDatabase(ScriptExecutionContext*, const String& name, const String& expectedVersion,
const String& displayName, unsigned long estimatedSize);
void closeDatabase();
virtual bool performOpenAndVerify(bool shouldSetVersionInNewDatabase, ExceptionCode& ec);
static const String& databaseInfoTableName();
RefPtr<ScriptExecutionContext> m_scriptExecutionContext;
RefPtr<SecurityOrigin> m_contextThreadSecurityOrigin;
String m_name;
String m_expectedVersion;
String m_displayName;
unsigned long m_estimatedSize;
String m_filename;
#ifndef NDEBUG
String databaseDebugName() const { return m_contextThreadSecurityOrigin->toString() + "::" + m_name; }
#endif
private:
static const String& databaseVersionKey();
int m_guid;
bool m_opened;
bool m_new;
SQLiteDatabase m_sqliteDatabase;
RefPtr<DatabaseAuthorizer> m_databaseAuthorizer;
};
}
#endif // ENABLE(DATABASE)
#endif // AbstractDatabase_h