All classes that implement CommentInterface in Drupal 8
- class \Drupal\comment\Entity\Comment implements CommentInterface uses EntityChangedTrait, EntityPublishedTrait, EntityOwnerTrait
- class \Drupal\comment_perm\Entity\Comment uses CommentAccessTrait
- class \Drupal\social_comment\Entity\Comment uses EntityUrlLanguageTrait
- class \Drupal\social_comment\Entity\Comment uses EntityUrlLanguageTrait