/**
* @param Lang $language
* @return Journal
*/
public function addLanguage(Lang $language)
{
if (!$this->languages->contains($language)) {
$this->languages->add($language);
}
return $this;
}
/**
* Remove languages
*
* @param Lang $languages
*/
public function removeLanguage(Lang $languages)
{
$this->languages->removeElement($languages);
}
/**
* @param Lang $language
* @return $this
*/
public function removeLanguage(Lang $language)
{
$this->languages->removeElement($language);
return $this;
}