switch ( eDerivedStructuralFeatureID( eFeature ) )
switch ( featureID )
	public void eUnset( EStructuralFeature eFeature )	{		switch ( eDerivedStructuralFeatureID( eFeature ) )		{			case ComponentPackage.MARKER_LINE__LINE_ATTRIBUTES :				setLineAttributes( (LineAttributes) null );				return;			case ComponentPackage.MARKER_LINE__VALUE :				setValue( (DataElement) null );				return;			case ComponentPackage.MARKER_LINE__LABEL :				setLabel( (Label) null );				return;			case ComponentPackage.MARKER_LINE__LABEL_ANCHOR :				unsetLabelAnchor( );				return;			case ComponentPackage.MARKER_LINE__FORMAT_SPECIFIER :				setFormatSpecifier( (FormatSpecifier) null );				return;		}		eDynamicUnset( eFeature );	}