question: public void removeAttributeDefaults ( Set attrs ) throws SMSException , SSOException { SMSEntry . validateToken ( ssm . getSSOToken ( ) ) ; Iterator it = attrs . iterator ( ) ; while ( it . hasNext ( ) ) { String asName = ( String ) it . next ( ) ; AttributeSchema as = getAttributeSchema ( asName ) ; if ( as == null ) { throw ( new InvalidAttributeNameException ( IUMSConstants . UMS_BUNDLE_NAME , IUMSConstants . services_validator_invalid_attr_name , null ) ) ; } as . removeDefaultValues ( ) ; } }
target:  Removes the default values of attributes in the schema.