if( !originalPathFrags[i].equals("..")) numberOfConcretePathFragsBefore2DotAbb ++;
backRefNumber = 0;
	public ColumnInfo( int index, String name, String type, String path, String originalPath ) throws OdaException	{		this.index = index;		this.name = name;		this.type = type;		if( !DataTypes.isValidType( type ) )			throw new OdaException( Messages.getString("RelationInformation.InvalidDataTypeName"));		this.path = fixTrailingAttr(buildPath( path ));		this.originalPath = originalPath;		String[] originalPathFrags = originalPath.split("/");		int lastTwoDotAbbrevationPosition = 0;		int numberOfConcretePathFragsBefore2DotAbb = 0;				for (int i = 0; i < originalPathFrags.length; i++)		{			if( originalPathFrags[i].equals(".."))				lastTwoDotAbbrevationPosition = i;		}		for ( int i = 0; i < lastTwoDotAbbrevationPosition; i ++)		{			if( !originalPathFrags[i].equals(".."))				numberOfConcretePathFragsBefore2DotAbb ++;		}				int numberOf2DotAbb = lastTwoDotAbbrevationPosition - numberOfConcretePathFragsBefore2DotAbb + 1;		backRefNumber = numberOf2DotAbb - numberOfConcretePathFragsBefore2DotAbb;		if (backRefNumber < 0)			backRefNumber = 0;	}