PrintTest.java

import javax.print.PrintServiceLookup;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.awt.print.*;

public class PrintTest {
    private static double docWidth = 2.25 * 72;
    private static double docHeight = 1.25 * 72;

    public static void main(String[] args) throws PrinterException {
        //On JDK 11 this property 'fixes' the issue by forcing the use of PSPrinterJob
        //System.setProperty("java.awt.printerjob", "sun.print.PSPrinterJob");
        new PrintTest().print();
    }

    public void print() throws PrinterException {
        PrinterJob job = PrinterJob.getPrinterJob();
        job.setPrintService(PrintServiceLookup.lookupDefaultPrintService());

        PageFormat page = job.getPageFormat(null);
        Paper paper = page.getPaper();
        paper.setSize(docWidth, docHeight);
        paper.setImageableArea(0, 0, docWidth, docHeight);
        page.setPaper(paper);

        job.setJobName("test");

        Book book = new Book();
        book.append(new ImagePrintable(page, makeImg()), page);
        job.setPageable(book);

        job.print(null);
    }

    private BufferedImage makeImg() {
        BufferedImage i = new BufferedImage((int)docWidth, (int)docHeight, BufferedImage.TYPE_INT_RGB );
        for(int x = 0; x < (int)docWidth; x++){
            for(int y = 0; y < (int)docHeight; y++){                
                i.setRGB(x, y, (x*x/8 + y*y/8));
            }
        }
        return i;
    }

    private class ImagePrintable implements Printable {
        private double x, y, width;
        private BufferedImage image;

        public ImagePrintable(PageFormat page, BufferedImage image) {
            this.x = page.getImageableX();
            this.y = page.getImageableY();
            this.width = page.getImageableWidth();
            this.image = image;
        }

        @Override
        public int print(Graphics g, PageFormat pageFormat, int pageIndex) {
            if (pageIndex == 0) {
                int w = (int)Math.min(width, image.getWidth());
                int h = w * image.getHeight() / image.getWidth();
                g.drawImage(image, (int) x, (int) y, w, h, null);
                return PAGE_EXISTS;
            } else {
                return NO_SUCH_PAGE;
            }
        }
    }
}