public function change(BookColleague $bookColleague)
{
if ($bookColleague instanceof BookTitleColleague) {
switch ($bookColleague->getState()) {
case 'upper':
if ($this->getAuthor()->getState() != 'upper') {
$this->getAuthor()->setAuthorUpperCase();
}
break;
case 'lower':
if ($this->getAuthor()->getState() != 'lower') {
$this->getAuthor()->setAuthorLowerCase();
}
break;
}
} elseif ($bookColleague instanceof BookAuthorColleague) {
switch ($bookColleague->getState()) {
case 'upper':
if ($this->getTitle()->getState() != 'upper') {
$this->getTitle()->setTitleUpperCase();
}
break;
case 'lower':
if ($this->getTitle()->getState() != 'lower') {
$this->getTitle()->setTitleLowerCase();
}
break;
}
}
}
public function __construct($author, $mediator)
{
$this->author = $author;
parent::__construct($mediator);
}
function __construct($title_in, $mediator_in)
{
$this->title = $title_in;
parent::__construct($mediator_in);
}
public function __construct($title, $mediator)
{
$this->title = $title;
parent::__construct($mediator);
}
