Bug 312761 It makes no difference changing the series labels position in Radar chart.[13]
chart/org.eclipse.birt.chart.ui/src/org/eclipse/birt/chart/ui/util/ChartUIUtil.java
}
	public static Query getDataQuery( SeriesDefinition seriesDefn,
			int queryIndex )
	{
		if ( seriesDefn.getDesignTimeSeries( ).getDataDefinition( ).size( ) <= queryIndex )
		{
			Query query = QueryImpl.create( "" ); 
			query.eAdapters( ).addAll( seriesDefn.eAdapters( ) );
			seriesDefn.getDesignTimeSeries( ).getDataDefinition( ).add( query );
			return query;
		}
		return seriesDefn.getDesignTimeSeries( )
				.getDataDefinition( )
				.get( queryIndex );
	}
	/**
	 * Create a row expression based on column name.
	 * 
	 * @param colName
	 */
	public static String getExpressionString( String colName )
	{
		return ExpressionUtil.createJSRowExpression( colName );
	}
	/**
	 * Returns the default number format instance for default locale.
	 * 
	 * @return the default number format
	 */
	public static NumberFormat getDefaultNumberFormatInstance( )