uk.org.ogsadai.converters.resultset
Interface ColumnStrategy

All Known Implementing Classes:

BinaryColumnStrategy, BinaryColumnStrategy, NumberColumnStrategy, NumberColumnStrategy, TextColumnStrategy, TextColumnStrategy, UnknownColumnStrategy, UnknownColumnStrategy, UnsupportedColumnStrategy, UnsupportedColumnStrategy

public interface ColumnStrategy

A column strategy is responsible for converting the data from a single column of a java.sql.ResultSet into string.

Author:

The OGSA-DAI Project Team

Method Summary

void	convertField(java.lang.StringBuffer output, java.sql.ResultSet rs, int column) Convert a single field from the current row of the result set into string and appends them to the output string buffer.

Method Detail

convertField

public void convertField(java.lang.StringBuffer output,
                         java.sql.ResultSet rs,
                         int column)
                  throws java.sql.SQLException,
                         java.io.IOException

Convert a single field from the current row of the result set into string and appends them to the output string buffer.

Parameters:

output - output stream to write the converted bytes

rs - result set containing the field

column - index of the column within the current row containing the field

Throws:

java.sql.SQLException - if a database error occurs during the processing of the result set

java.io.IOException - if there is an error with accessing streams used in conversion