public ColumnInfo( int index, String name, String type, String path,
public ColumnInfo( int index, String name, String type, String rootPath, String relativePath,
	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;		generateBackRefNumber( originalPath );	}