question: @ Override public boolean eIsSet ( int featureID ) { switch ( featureID ) { case EipPackage . METADATA__KEY : return KEY_EDEFAULT == null ? key != null : ! KEY_EDEFAULT . equals ( key ) ; case EipPackage . METADATA__VALUES : return values != null && ! values . isEmpty ( ) ; } return super . eIsSet ( featureID ) ; }
target:  <!-- begin-user-doc --> <!-- end-user-doc -->