code: public void setSFExt(Integer newSFExt) {
  		Integer oldSFExt = sfExt;
  		sfExt = newSFExt;
  		if (eNotificationRequired())
  			eNotify(new ENotificationImpl(this, Notification.SET, AfplibPackage.OBJECT_STRUCTURED_FIELD_EXTENT__SF_EXT, oldSFExt, sfExt));
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated