list.add( new ExtendsException( element, element.getExtendsName( ), ExtendsException.DESIGN_EXCEPTION_NOT_FOUND ) );
list.add( new InvalidParentException( element, element.getExtendsName( ), InvalidParentException.DESIGN_EXCEPTION_PARENT_NOT_FOUND ) );
	public List validate( Module module, DesignElement element )	{		List list = new ArrayList( );		if ( !StringUtil.isEmpty( element.getExtendsName( ) )				&& element.getExtendsElement( ) == null )		{			list.add( new ExtendsException( element, element.getExtendsName( ),					ExtendsException.DESIGN_EXCEPTION_NOT_FOUND ) );		}		return list;	}