/**
* @param Observer $observer
* @see Subject::detach()
*/
public function detach(Observer $observer)
{
$hash = $observer->hashCode();
if (isset($this->observers[$hash])) {
unset($this->observers[$hash]);
}
}
/**
* Remove um observador do objeto
* @param Observer $observer
* @return boolean TRUE caso o observador tenha sido
* removido com sucesso
* @see Subject::detach()
*/
public function detach( Observer $observer ) {
if ( $observer instanceof Object ) {
$hashCode = $observer->hashCode();
} else {
$hashCode = spl_object_hash( $observer );
}
if ( isset( $this->observers[ $hashCode ] ) ) {
unset( $this->observers[ $hashCode ] );
return true;
}
return false;
}
