* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetP_type_spec1(TypeSpecAst newP_type_spec1, NotificationChain msgs) {
TypeSpecAst oldP_type_spec1 = p_type_spec1;
p_type_spec1 = newP_type_spec1;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, QvtAstPackage.DICT_COMPLEX_TYPE_AST__PTYPE_SPEC1, oldP_type_spec1, newP_type_spec1);
if (msgs == null) msgs = notification; else msgs.add(notification);
}