Java plot example from BeakerX. See https://nbviewer.jupyter.org/github/twosigma/beakerx/blob/master/doc/java/Java.ipynb.

JavaPlot.java

import java.util.List;
import java.util.ArrayList;
import com.twosigma.beakerx.chart.xychart.Plot;
import com.twosigma.beakerx.chart.xychart.plotitem.*;
import com.twosigma.beakerx.chart.Color;

Plot p = new Plot();

p.setTitle("this is a Java plot");

Bars b = new Bars();

List<Number> yList = new ArrayList<Number>();
yList.add(2);
yList.add(5);
yList.add(4);
yList.add(8);

b.setY(yList);
b.setColor(Color.blue);
b.setWidth(0.5);

p.add(b);
  
return p;

Results: