java - How to check domain on email property by Bean Validation API based with regular expression -

i have class student using bean validation api :

@notnull @notempty @notblank @pattern(regexp="^$|^[_a-za-z0-9-\\+]+(\\.[_a-za-z0-9-]+)*@"                 + "[a-za-z0-9-]+(\\.[a-za-z0-9]+)*(\\.[a-za-z]{2,})$",message="veuillez insérer email valid.") private string email; 

the domain of email should :

azert@ecole.com or aqwxcs@ecole.com or ecole@ecole.com

however , domain should finished @ecole.com

how check domain on email property bean validation based on regular expression ?