if ( featureID >= 0 )
switch ( featureID )
	public NotificationChain eInverseRemove( InternalEObject otherEnd,			int featureID, Class baseClass, NotificationChain msgs )	{		if ( featureID >= 0 )		{			switch ( eDerivedStructuralFeatureID( featureID, baseClass ) )			{				case ModelPackage.CHART__DESCRIPTION :					return basicSetDescription( null, msgs );				case ModelPackage.CHART__BLOCK :					return basicSetBlock( null, msgs );				case ModelPackage.CHART__EXTENDED_PROPERTIES :					return ( (InternalEList) getExtendedProperties( ) ).basicRemove( otherEnd,							msgs );				case ModelPackage.CHART__SAMPLE_DATA :					return basicSetSampleData( null, msgs );				case ModelPackage.CHART__STYLES :					return ( (InternalEList) getStyles( ) ).basicRemove( otherEnd,							msgs );				case ModelPackage.CHART__INTERACTIVITY :					return basicSetInteractivity( null, msgs );				default :					return eDynamicInverseRemove( otherEnd,							featureID,							baseClass,							msgs );			}		}		return eBasicSetContainer( null, featureID, msgs );	}