public void setFROM(FROMType newFROM) {
        if (newFROM != fROM) {
            NotificationChain msgs = null;
            if (fROM != null)
                msgs = ((InternalEObject)fROM).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - AdoPackage.CONNECTOR_TYPE__FROM, null, msgs);