defined( $self->{_normalize_source}->{ _q($database) } ) &&
defined( $self->{_normalize_source}->{ _q($database) }->{ _q($input) } )
);
defined( $self->{_normalize_source}->{ _q($database) } ) &&
defined( $self->{_normalize_source}->{ _q($database) }->{ _q($input) } )
);