import org.jfree.chart.JFreeChart;
import org.jfree.chart.ChartFactory;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.chart.plot.PlotOrientation;

import javax.swing.JFrame;
import java.awt.BorderLayout;
import org.jfree.chart.ChartPanel;

public class Test1_1 extends JFrame{
  public static void main(String[] args) {
    Test1_1 frame = new Test1_1();

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setBounds(10, 10, 500, 500);
    frame.setTitle("グラフサンプル");
    frame.setVisible(true);
  }

  Test1_1(){
    DefaultCategoryDataset data = new DefaultCategoryDataset();
    JFreeChart chart = ChartFactory.createWaterfallChart("売り上げ分析", 
                                                     "項目",
                                                     "金額",
                                                     data,
                                                     PlotOrientation.VERTICAL, 
                                                     true, 
                                                     false, 
                                                     false);

    ChartPanel cpanel = new ChartPanel(chart);
    getContentPane().add(cpanel, BorderLayout.CENTER);
  }
}