/**
* @param UserInterface $user
*/
public function removeUser(UserInterface $user)
{
if ($this->users->contains($user)) {
$this->users->removeElement($user);
$user->removeRole($this);
}
}
/**
* @inheritdoc
*/
public function removeAdministrator(UserInterface $administrator)
{
if ($this->administrators->contains($administrator)) {
$this->administrators->removeElement($administrator);
$administrator->removeAdministeredSession($this);
}
}
/**
* @inheritdoc
*/
public function addInstigator(UserInterface $instigator)
{
if (!$this->instigators->contains($instigator)) {
$this->instigators->add($instigator);
}
}
/**
* @inheritdoc
*/
public function removeDirector(UserInterface $director)
{
if ($this->directors->contains($director)) {
$this->directors->removeElement($director);
$director->removeDirectedProgram($this);
}
}
