/**
* @param LearnerGroupInterface $learnerGroup
*/
public function removeLearnerGroup(LearnerGroupInterface $learnerGroup)
{
if ($this->learnerGroups->contains($learnerGroup)) {
$this->learnerGroups->removeElement($learnerGroup);
$learnerGroup->removeInstructorGroup($this);
}
}
/**
* @param LearnerGroupInterface $child
*/
public function addChild(LearnerGroupInterface $child)
{
if (!$this->children->contains($child)) {
$this->children->add($child);
}
}
/**
* @param LearnerGroupInterface $instructedLearnerGroup
*/
public function addInstructedLearnerGroup(LearnerGroupInterface $instructedLearnerGroup)
{
if (!$this->instructedLearnerGroups->contains($instructedLearnerGroup)) {
$this->instructedLearnerGroups->add($instructedLearnerGroup);
$instructedLearnerGroup->addInstructor($this);
}
}