org.eobjects.sassy
Interface SasReaderCallback

All Known Implementing Classes:

CountReaderCallback

public interface SasReaderCallback

A callback interface for the SasReader that allows a data "target" to receive data and give instructions as to the further reading of a sas7bdat file.

Author:

Kasper Sørensen

Method Summary

void	column(int columnIndex, String columnName, String columnLabel, SasColumnType columnType, int columnLength) Callback method that accepts a column discovered by the SasReader .
boolean	readData() Should the reader read the data/rows (or only columns?)
boolean	row(int rowNumber, Object[] rowData) Callback method that accepts an array of row data.

Method Detail

column

void column(int columnIndex,
            String columnName,
            String columnLabel,
            SasColumnType columnType,
            int columnLength)

Callback method that accepts a column discovered by the SasReader .

Parameters:

columnIndex - the index (0-based) of the column

columnName - the physical name of the column

columnLabel - the logical label of the column (often more user-friendly than name)

columnType - the type of the column

columnLength - the length of the column

readData

boolean readData()

Should the reader read the data/rows (or only columns?)

Returns:

true if data/rows should be read.

row

boolean row(int rowNumber,
            Object[] rowData)

Callback method that accepts an array of row data.

Parameters:

rowNumber - the row number (1 = first row)

rowData - the row data

Returns:

true if more rows should be read.