code: private static void displayChart(JFreeChart chart) {
          // Chart panel
          ChartPanel panel = new ChartPanel(chart);
          panel.setFillZoomRectangle(true);
          panel.setMouseWheelEnabled(true);
          panel.setPreferredSize(new Dimension(1024, 400));
          // Application frame
          ApplicationFrame frame = new ApplicationFrame("Ta4j example - Cash flow to chart");
          frame.setContentPane(panel);
          frame.pack();
          RefineryUtilities.centerFrameOnScreen(frame);
          frame.setVisible(true);
      }
docs: Displays a chart in a frame.
  @param chart the chart to be displayed