* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetP_cmp_op(CmpOpAst newP_cmp_op, NotificationChain msgs) {
CmpOpAst oldP_cmp_op = p_cmp_op;
p_cmp_op = newP_cmp_op;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, QvtAstPackage.CMP_CMP_EXP_AST__PCMP_OP, oldP_cmp_op, newP_cmp_op);
if (msgs == null) msgs = notification; else msgs.add(notification);
}