Export a report as an image
Map parameters = new HashMap(); JasperPrint jasperPrint = JasperFillManager.fillReport( (JasperReport) JRLoader.loadObject(new File("d:/injuryPresume.jasper")), parameters, new JREmptyDataSource()); JRGraphics2DExporter exporter = new JRGraphics2DExporter(); BufferedImage bufferedImage = new BufferedImage(jasperPrint.getPageWidth() * 4, jasperPrint.getPageHeight() * 4, BufferedImage.TYPE_INT_RGB); Graphics2D g = (Graphics2D) bufferedImage.getGraphics(); exporter.setParameter(JRGraphics2DExporterParameter.GRAPHICS_2D, g); exporter.setParameter(JRGraphics2DExporterParameter.ZOOM_RATIO, Float.valueOf(4)); exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint); exporter.exportReport(); g.dispose(); ImageIO.write(bufferedImage, "JPEG", new File("d:/aa.jpg"));