Notes生成二维码，条形码等

 　　用了Google zxing包，不说了，直接上代码（部分参考参考其他博文，我只是给了一个Notes代理的实例）：

 

package com.mmm.picture;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.Vector;

import javax.imageio.ImageIO;

import lotus.domino.Agent;
import lotus.domino.AgentBase;
import lotus.domino.AgentContext;
import lotus.domino.Database;
import lotus.domino.Document;
import lotus.domino.DocumentCollection;
import lotus.domino.EmbeddedObject;
import lotus.domino.NotesException;
import lotus.domino.RichTextItem;
import lotus.domino.Session;

import com.google.zxing.BarcodeFormat;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.LuminanceSource;
import com.google.zxing.MultiFormatReader;
import com.google.zxing.MultiFormatWriter;
import com.google.zxing.ReaderException;
import com.google.zxing.Result;
import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
import com.google.zxing.common.ByteMatrix;
import com.google.zxing.common.HybridBinarizer;

public class QRCode extends AgentBase {
    private static final int BLACK = 0xff000000;
    private static final int WHITE = 0xFFFFFFFF;
    Session session = null;
    Agent curAgent = null;
    Database curDB = null;
    DocumentCollection docCol = null;
    Document doc = null;
    private static StringBuffer log = new StringBuffer();

    public void NotesMain() {
        try {
            session = getSession();
            AgentContext agentContext = session.getAgentContext();

            // (Your code goes here)
            curAgent = agentContext.getCurrentAgent();
            curDB = agentContext.getCurrentDatabase();
            log.append("Agent: " + curAgent.getName() + " in "
                    + curDB.getFilePath() + " started at "
                    + new java.util.Date().toString() + "\n");
            docCol = curDB
                    .search("Form = \"Certificate\" & StatusFlag = \"3\" & NeedMail = \"1\"");
            log.append("Find " + Integer.toString(docCol.getCount()) + " docs");
            for (int i = 1; i <= docCol.getCount(); i++) {
                doc = docCol.getNthDocument(i);
                if (doc != null) {
                    String imgFolder = "C:\\QRCode\\";
                    String imgPath = imgFolder + doc.getItemValueString("SN") + ".png";
                    File imgFolderFile = new File(imgFolder);
                    if(!imgFolderFile.isDirectory()){
                        imgFolderFile.mkdir();
                    }
                    File imgFile = new File(imgPath);
                    encode("你要的二维码内容"
                            + doc.getItemValueString("Ecode"), imgFile, "png");
                    RichTextItem rtfField = doc.createRichTextItem("QRCode");
                    try {
                        rtfField.embedObject(EmbeddedObject.EMBED_ATTACHMENT,
                                "", imgPath, null);
                        doc.replaceItemValue("QRCoded", "Y");
                        doc.save(true, false);
                        rtfField.recycle();
                        imgFile.delete();
                    } catch (NotesException e) {
                        // TODO Auto-generated catch block
                        log.append("embedObject1: " + e.toString());
                    } catch (Exception e) {
                        log.append("embedObject2: " + e.toString());
                    }
                    doc.recycle();
                }
            }
            docCol.recycle();
            log.append("Agent: " + curAgent.getName() + " in "
                    + curDB.getFilePath() + " finished at "
                    + new java.util.Date().toString() + "\n");
            sendMail(log.toString());

            curDB.recycle();
            curAgent.recycle();
            session.recycle();

        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    private void sendMail(String msg) {
        try {
            Vector sendTo = new Vector();
            sendTo.add("XXX/XXX");
            sendTo.add("XXX/XXX");

            Document mail = curDB.createDocument();
            mail.replaceItemValue("SendTo", sendTo);
            mail.replaceItemValue(
                    "Subject",
                    "Message from Agent " + curAgent.getName() + " in "
                            + curDB.getFilePath());
            mail.replaceItemValue("Principal", "EForm/XXX");
            RichTextItem body = mail.createRichTextItem("Body");
            body.appendText(msg);
            mail.send(false);
            mail.remove(true);
            body.recycle();
            mail.recycle();
            // System.out.println(msg);
        } catch (NotesException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    /**
     * @param args
     */
    public static void main(String[] args) {
        QRCode qrCode = new QRCode();
        File imgFile = new File("C:\\QRCode.png");
        // 编码
        qrCode.encode("你要的编码内容",
                imgFile, "png");

        // 解码
        qrCode.decode(imgFile);
        System.out.println(log.toString());
    }

    /**
     * 编码 在编码时需要将com.google.zxing.qrcode.encoder.Encoder.java中的 static final
     * String DEFAULT_BYTE_MODE_ENCODING = "ISO8859-1";修改为UTF-8，否则中文编译后解析不了
     */
    public void encode(String strCode, File imgFile, String fileType) {
        try {
            ByteMatrix byteMatrix;
            byteMatrix = new MultiFormatWriter().encode(strCode,
                    BarcodeFormat.QR_CODE, 200, 200);
            writeToFile(byteMatrix, fileType, imgFile);
        } catch (Exception e) {
            log.append("encode: " + e.toString());
        }
    }

    public static void writeToFile(ByteMatrix matrix, String format, File file)
            throws IOException {
        BufferedImage image = toBufferedImage(matrix);
        ImageIO.write(image, format, file);
    }

    public static BufferedImage toBufferedImage(ByteMatrix matrix) {
        int width = matrix.getWidth();
        int height = matrix.getHeight();
        BufferedImage image = new BufferedImage(width, height,
                BufferedImage.TYPE_INT_ARGB);
        for (int x = 0; x < width; x++) {
            for (int y = 0; y < height; y++) {
                image.setRGB(x, y, matrix.get(x, y) == 0 ? BLACK : WHITE);
            }
        }
        return image;
    }

    /**
     * 解码 各类型条码
     */
    public void decode(File imgFile) {
        try {
            BufferedImage image;
            try {
                image = ImageIO.read(imgFile);
                if (image == null) {
                    log.append("Could not decode image");
                }
                LuminanceSource source = new BufferedImageLuminanceSource(image);
                BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(
                        source));

                Result result;

                // 解码设置编码方式为：utf-8，
                log.append("解析后内容："
                        + new MultiFormatReader().decode(bitmap).getText());

            } catch (IOException ioe) {
                log.append("decode1: " + ioe.toString());
            } catch (ReaderException re) {
                log.append("decode2: " + re.toString());
            }

        } catch (Exception ex) {
            log.append("decode3: " + ex.toString());
        }
    }
}