* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetP_metamodel_header(MetamodelHeaderAst newP_metamodel_header, NotificationChain msgs) {
MetamodelHeaderAst oldP_metamodel_header = p_metamodel_header;
p_metamodel_header = newP_metamodel_header;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, QvtAstPackage.METAMODEL_AST__PMETAMODEL_HEADER, oldP_metamodel_header, newP_metamodel_header);
if (msgs == null) msgs = notification; else msgs.add(notification);
}