gistfile1.java

package br.com.gcargo.manager.web.controller.util;

import java.awt.Color;
import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;

import javax.imageio.ImageIO;

import com.lowagie.text.pdf.Barcode128;

public class BarcodeGenerator {

	public static byte[] generateBarcode(String code) throws IOException {
		Barcode128 barcode128 = new Barcode128();
		barcode128.setCodeType(Barcode128.CODE128);
		barcode128.setCode(code);
		java.awt.Image rawImage = barcode128.createAwtImage(Color.BLACK, Color.WHITE);
		BufferedImage outImage = new BufferedImage(rawImage.getWidth(null), rawImage.getHeight(null), BufferedImage.TYPE_INT_RGB);
		outImage.getGraphics().drawImage(rawImage, 0, 0, null);
		ByteArrayOutputStream bytesOut = new ByteArrayOutputStream();
		ImageIO.write(outImage, "png", bytesOut);
		bytesOut.flush();
		byte[] pngImageData = bytesOut.toByteArray();
		return pngImageData;
	}
}