code: public void setInstanceContext(boolean newInstanceContext)
  	{
  		boolean oldInstanceContext = instanceContext;
  		instanceContext = newInstanceContext;
  		if (eNotificationRequired())
  			eNotify(new ENotificationImpl(this, Notification.SET, XtypePackage.XFUNCTION_TYPE_REF__INSTANCE_CONTEXT, oldInstanceContext, instanceContext));
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated