private LineChartModel createAreaModel() { LineChartModel model = new LineChartModel(); LineChartSeries sales = new LineChartSeries(); sales.setFill(true); sales.setLabel("Sales"); sales.set(2004, 1000); sales.set(2005, 1170); sales.set(2006, 660); sales.set(2007, 1030); LineChartSeries expenses = new LineChartSeries(); expenses.setFill(true); expenses.setLabel("Expenses"); expenses.set(2004, 400); expenses.set(2005, 460); expenses.set(2006, 1120); expenses.set(2007, 540); model.addSeries(sales); model.addSeries(expenses); model.setExtender("chart"); model.setTitle("Company Performance"); return model; }