Bug 140620 Chart scripting errors are ignored
Write a chart with an invalid script, the execution simply ignores the script. This makes it difficult to debug scripting. The error message is also not precise and needs improvements.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/factory/Generator.java
* @since 2.0
	 */
	public List getRowExpressions( Chart cm, IActionEvaluator iae )
			throws ChartException
	{
		return DataProcessor.getRowExpressions( cm, iae );
	}
	/**
	 * Binds a sql Resuset to a chart model. This is based on the assumption the
	 * column names of the resultset match exactly the data query definitions
	 * and other expressions set inside the chart model.
	 * 
	 * @param resultSet
	 *            A sql resultset that contains the data. The following methods
	 *            of the interface need to be implemented: first(), next(),
	 *            getObject(String), close()
	 * @param chart
	 *            The chart model to bind the data to
	 * @param rtc
	 *            The runtime context
	 * @throws ChartException
	 * 
	 * @since 2.0
	 */
	public void bindData( java.sql.ResultSet resultSet, Chart chart,
			RunTimeContext rtc ) throws ChartException
	{
		SqlDataRowEvaluator rowEvaluator = new SqlDataRowEvaluator( resultSet );
		bindData( rowEvaluator, chart, rtc );
	}