/** Builds a BubbleChartGenerator not attached to any MASON simulation. */ public static BubbleChartGenerator buildBubbleChartGenerator( String title, String rangeAxisLabel, String domainAxisLabel) { BubbleChartGenerator chart = new BubbleChartGenerator(); if (title == null) title = ""; chart.setTitle(title); if (rangeAxisLabel == null) rangeAxisLabel = ""; chart.setYAxisLabel(rangeAxisLabel); if (domainAxisLabel == null) domainAxisLabel = ""; chart.setXAxisLabel(domainAxisLabel); return chart; }