Pomelo Lee workspace

package com.liyz.qrcode.test;
 
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.File;
import javax.imageio.ImageIO;
import com.swetake.util.Qrcode;
 
public class MakeQrcodeImages {
	/**
	 * @param args
	 * @throws Exception 
	 */
	public static void main(String[] args) throws Exception {
		Qrcode qrcode=new Qrcode();
		qrcode.setQrcodeErrorCorrect('M');
		qrcode.setQrcodeEncodeMode('B');
		qrcode.setQrcodeVersion(7);
 
		String str="中国人nice5";
 
		byte[] bstr=str.getBytes("UTF-8");
		BufferedImage bi = new BufferedImage(139, 139, BufferedImage.TYPE_INT_RGB);    
		Graphics2D g = bi.createGraphics();    
 
        g.setBackground(Color.WHITE);    
        g.clearRect(0, 0, 139, 139);    
        g.setColor(Color.BLACK); 
 
        if (bstr.length>0 && bstr.length <123){    
            boolean[][] b = qrcode.calQrcode(bstr);    
            for (int i=0;i<b.length;i++){    
                for (int j=0;j<b.length;j++){    
                    if (b[j][i]) {    
                        g.fillRect(j*3+2,i*3+2,3,3);    
                    }    
                }    
 
            }    
        }    
        g.dispose();    
        bi.flush();    
        String FilePath="d:/QRCode.png";    
        File f = new File(FilePath);    
        ImageIO.write(bi, "png", f);    
        System.out.println("now doned!");  
	}
 
}

package com.liyz.qrcode.test;
 
import jp.sourceforge.qrcode.QRCodeDecoder;
import jp.sourceforge.qrcode.util.ContentConverter;
import jp.sourceforge.qrcode.data.QRCodeImage;
import jp.sourceforge.qrcode.exception.DecodingFailedException;
 
import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
import java.io.File;
import java.io.IOException;
import jp.sourceforge.qrcode.util.DebugCanvas;
import jp.sourceforge.qrcode.util.DebugCanvasAdapter;
import java.net.URL;
 
// Smallest example of QRCode Decoder
 
public class QRCodeDecoderCUIExample {
 
	public static void main(String[] args) {
		args = new String[1];
		args[0] = "d:/QRCode.png";
 
		if (args.length < 1) {
			System.err.println("Usage: QRCodeDecoderCUIExample imageFilePath");
			System.exit(1);
		}
		int numSuccesses = 0;
		int numFailures = 0;
		QRCodeDecoder decoder = new QRCodeDecoder();
		long start = System.currentTimeMillis();
		for (String filename : args) {
			if (processDecode(filename, decoder)) {
				System.err.print("[Success] ");
				numSuccesses++;
			} else {
				System.err.print("[Failure] ");
				numFailures++;
			}
			System.err.println(filename);
		}
		long processTime = System.currentTimeMillis() - start;
		System.err.println("Processed " + args.length + " images in "
				+ processTime + "ms (" + processTime / args.length
				+ " images/sec)");
		System.err.println("OK: " + numSuccesses + " NG: " + numFailures);
	}
 
	/**
	 * 此处解析使用了utf-8的编码，生成的时候因为用了utf-8生成了中文，也都正常的读取和生成，感觉还是很不错的
	 * @param filename
	 * @param decoder
	 * @return
	 */
	static boolean processDecode(String filename, QRCodeDecoder decoder) {
		DebugCanvas canvas = new J2SECanvas();
		decoder.setCanvas(canvas);
		BufferedImage image = null;
		try {
			if (filename.startsWith("http://"))
				image = ImageIO.read(new URL(filename));
			else
				image = ImageIO.read(new File(filename));
			String decodedString = new String(decoder.decode(new J2SEImage(
					image)), "UTF-8");
			decodedString = ContentConverter.convert(decodedString);
			System.out.println(decodedString);
		} catch (IOException e) {
			canvas.println("Error: " + e.getMessage() + " " + filename);
			return false;
		} catch (DecodingFailedException dfe) {
			canvas.println("Error: " + dfe.getMessage());
			return false;
		} catch (Exception e) {
			canvas.println("Error: " + e.getMessage());
			return false;
		}
		return true;
	}
}
 
class J2SEImage implements QRCodeImage {
	BufferedImage image;
 
	public J2SEImage(BufferedImage source) {
		this.image = source;
	}
 
	public int getWidth() {
		return image.getWidth();
	}
 
	public int getHeight() {
		return image.getHeight();
	}
 
	public int getPixel(int x, int y) {
		return image.getRGB(x, y);
 
	}
}
 
class J2SECanvas extends DebugCanvasAdapter {
	public void println(String s) {
		// System.err.println(s);
	}
}