Java实现生成二维码

通过java代码生成二维码

package com.qecode;

import java.awt.Graphics2D;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;

import com.google.zxing.LuminanceSource;

public class BufferedImageLuminanceSource extends LuminanceSource {
    private final BufferedImage image;
    private final int left;
    private final int top;

    public BufferedImageLuminanceSource（BufferedImage image） {
        this（image 0 0 image.getWidth（） image.getHeight（））;
    }

    public BufferedImageLuminanceSource（BufferedImage image int left
            int top int width int height） {
        super（width height）;

        int sourceWidth = image.getWidth（）;
        int sourceHeight = image.getHeight（）;
        if （left + width > sourceWidth || top + height > sourceHeight） {
 

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        798  2019-06-10 11:32  QECode\.classpath

     文件        906  2019-06-10 11:29  QECode\.project

     文件        567  2019-06-10 11:29  QECode\.settings\.jsdtscope

     文件        364  2019-06-10 11:29  QECode\.settings\org.eclipse.jdt.core.prefs

     文件        470  2019-06-10 11:29  QECode\.settings\org.eclipse.wst.common.component

     文件        305  2019-06-10 11:29  QECode\.settings\org.eclipse.wst.common.project.facet.core.xml

     文件         49  2019-06-10 11:29  QECode\.settings\org.eclipse.wst.jsdt.ui.superType.container

     文件          6  2019-06-10 11:29  QECode\.settings\org.eclipse.wst.jsdt.ui.superType.name

     文件       3301  2019-08-07 09:19  QECode\build\classes\com\qecode\BufferedImageLuminanceSource.class

     文件       7519  2019-08-26 14:57  QECode\build\classes\com\qecode\QRCodeUtil.class

     文件       3275  2019-06-24 11:06  QECode\src\com\qecode\BufferedImageLuminanceSource.java

     文件       8978  2019-08-26 14:57  QECode\src\com\qecode\QRCodeUtil.java

     文件         39  2019-06-10 11:29  QECode\WebContent\meta-INF\MANIFEST.MF

     文件     538199  2019-06-10 11:31  QECode\WebContent\WEB-INF\lib\core-3.0.0.jar

     目录          0  2019-08-26 15:01  QECode\build\classes\com\qecode

     目录          0  2019-08-26 15:01  QECode\build\classes\com

     目录          0  2019-08-26 15:01  QECode\src\com\qecode

     目录          0  2019-08-26 15:01  QECode\WebContent\WEB-INF\lib

     目录          0  2019-08-26 15:01  QECode\build\classes

     目录          0  2019-08-26 15:01  QECode\src\com

     目录          0  2019-08-26 15:01  QECode\WebContent\meta-INF

     目录          0  2019-08-26 15:01  QECode\WebContent\WEB-INF

     目录          0  2019-08-26 15:01  QECode\.settings

     目录          0  2019-08-26 15:01  QECode\build

     目录          0  2019-08-26 15:01  QECode\src

     目录          0  2019-08-26 15:01  QECode\WebContent

     目录          0  2019-08-26 15:01  QECode

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