Bug 120061 data type boolean in dbms can not show in data set
i use postgresql 8.1 and jdbc driver in create data set from table with boolean field it have error data set try to make it a integer and show can not convert 't', 'f' to integer
data/org.eclipse.birt.report.data.oda.jdbc/src/org/eclipse/birt/report/data/oda/jdbc/ResultSet.java
{
	
	protected java.sql.ResultSet rs;
	
	protected int maxRows;
	
	protected int currentRow;
	private static Logger logger = Logger.getLogger( ResultSet.class.getName( ) );	
	/**
	 * assertNotNull(Object o)
	 * 
	 * @param o
	 *            the object that need to be tested null or not. if null, throw
	 *            exception
	 */
	private void assertNotNull( Object o ) throws OdaException
	{
		if ( o == null )
		{
			throw new JDBCException( ResourceConstants.DRIVER_NO_RESULTSET,
					ResourceConstants.ERROR_NO_RESULTSET );
		}