package com.cyberway.Encoder.util;



import java.io.File;

import java.io.IOException;

import java.io.OutputStream;

import java.util.Hashtable;


import javax.p_w_picpathio.ImageIO;

import javax.p_w_picpathio.stream.ImageOutputStream;


import java.awt.p_w_picpath.BufferedImage;


import com.google.zxing.BarcodeFormat;

import com.google.zxing.EncodeHintType;

import com.google.zxing.MultiFormatWriter;

import com.google.zxing.WriterException;

import com.google.zxing.common.BitMatrix;

import com.jcraft.jsch.jce.Random;



/**

*

* @author lijinshan

* @createTime 2015年10月26日 下午4:10:30

*/

public class EncoderHandler{


private static final int BLACK = 0xFF000000;

private static final int WHITE = 0xFFFFFFFF;

private EncoderHandler() {}

public static BufferedImage toBufferedImage(BitMatrix matrix) {

int width = matrix.getWidth();

int height = matrix.getHeight();

BufferedImage p_w_picpath = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);

for (int x = 0; x < width; x++) {

for (int y = 0; y < height; y++) {

p_w_picpath.setRGB(x, y, matrix.get(x, y) ? BLACK : WHITE);

}

}

return p_w_picpath;

}

public static void writeToFile(BitMatrix matrix, String format, File file)

throws IOException {

BufferedImage p_w_picpath = toBufferedImage(matrix);

if (!ImageIO.write(p_w_picpath, format, file)) {

throw new IOException("Could not write an p_w_picpath of format " + format + " to " + file);

}

}

public static void writeToStream(BitMatrix matrix, String format, OutputStream stream)

throws IOException {

BufferedImage p_w_picpath = toBufferedImage(matrix);

if (!ImageIO.write(p_w_picpath, format, stream)) {

throw new IOException("Could not write an p_w_picpath of format " + format);

}

}

public static void main(String[] args) throws WriterException, IOException {

String text = "单号:2030011150614143706938 收件人：小李";

int width = 300;

int height = 300;

//二维码的图片格式

String format = "jpg";

Hashtable hints = new Hashtable();

//内容所使用编码

hints.put(EncodeHintType.CHARACTER_SET, "utf-8");

BitMatrix bitMatrix = new MultiFormatWriter().encode(text,

BarcodeFormat.QR_CODE, width, height, hints);

//生成二维码

File outputFile = new File("f:"+File.separator+"lijinshan.jpg");

EncoderHandler.writeToFile(bitMatrix, format, outputFile);

}

}


附件：http://down.51cto.com/data/2366260