/**
* Clears the current object, sets all attributes to their default values and removes
* outgoing references as well as back-references (from other objects to this one. Results probably in a database
* change of those foreign objects when you call `save` there).
*/
public function clear()
{
if (null !== $this->aCourse) {
$this->aCourse->removeStudent($this);
}
if (null !== $this->aSchoolYear) {
$this->aSchoolYear->removeStudent($this);
}
$this->id = null;
$this->identification_number = null;
$this->school_year_id = null;
$this->course_id = null;
$this->first_name = null;
$this->last_name = null;
$this->birth_place = null;
$this->birthday = null;
$this->phone_number = null;
$this->created_at = null;
$this->updated_at = null;
$this->alreadyInSave = false;
$this->clearAllReferences();
$this->resetModified();
$this->setNew(true);
$this->setDeleted(false);
}