/// <summary>
/// Closes the database making it not accessible to connections.
/// </summary>
/// <exception cref="DatabaseSystemException">
/// The database is not initialized.
/// or
/// An error occurred during database shutdown.
/// </exception>
/// <remarks>
/// Typical implementations of this interface will automatically
/// invoke the closure of the database on disposal (<see cref="IDisposable.Dispose" />.
/// </remarks>
public void Close()
{
if (!IsOpen)
{
throw new DatabaseSystemException("The database is not initialized.");
}
try {
if (Context.DeleteOnClose())
{
// Delete the tables if the database is set to delete on
// shutdown.
TableComposite.Delete();
}
else
{
// Otherwise close the conglomerate.
TableComposite.Close();
}
} catch (DatabaseSystemException) {
throw;
} catch (Exception e) {
throw new DatabaseSystemException("An error occurred during database shutdown.", e);
} finally {
IsOpen = false;
}
}
internal void Delete()
{
try {
TableComposite.Delete();
} catch (DatabaseSystemException) {
throw;
} catch (Exception ex) {
throw new DatabaseSystemException("An error occurred while deleting the database", ex);
}
}