java生成读取条形码和二维码图片.doc
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Java生成读取条形码和二维码图片
生成条形码，二维码图片，解析条形码，二维码图片的工具类，需要用到的jar包：core.jar,zxing-javase.jar
import com.google.zxing.WriterException;
import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
import com.google.zxing.client.j2se.MatrixToImageWriter;
import mon.BitMatrix;
import mon.HybridBinarizer;
import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.geom.AffineTransform;
import java.awt.image.AffineTransformOp;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
* @author wiki
public class ZxingTool {
private static final int IMAGE_WIDTH = 80;
private static final int IMAGE_HEIGHT = 80;
private static final int IMAGE_HALF_WIDTH = IMAGE_WIDTH / 2;
private static final int FRAME_WIDTH = 2;
* 生成条形码
* @param contents 条形码内容
* @param width 条形码宽度
* @param height 条形码高度
* @return
public static BufferedImage encodeBarcode(String contents, int width, int height){
int codeWidth = 3 + // start guard
(7 * 6) + // left bars
5 + // middle guard
(7 * 6) + // right bars
3; // end guard
codeWidth = Math.max(codeWidth, width);
BufferedImage barcode = null;
try {
BitMatrix bitMatrix = new MultiFormatWriter().encode(contents,BarcodeFormat.EAN_13, codeWidth, height, null);
barcode= MatrixToImageWriter.toBufferedImage(bitMatrix);
} catch (Exception e) {
e.printStackTrace();
return barcode;
* 解析读取条形码
* @param barcodePath 条形码文件路径
* @return
public static String decodeBarcode(String barcodePath){
BufferedImage image;
Result result = null;
try {
image = ImageIO.read(new File(barcodePath));
if (image != null) {
LuminanceSource source = new BufferedImageLuminanceSource(image);
BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
result = new M
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