/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetStructuredExpression(Expression newStructuredExpression, NotificationChain msgs) {
Expression oldStructuredExpression = structuredExpression;
structuredExpression = newStructuredExpression;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ExpressionPackage.STRUCTURED_CONSTRAINT__STRUCTURED_EXPRESSION, oldStructuredExpression, newStructuredExpression);
if (msgs == null) msgs = notification; else msgs.add(notification);
}