EBS QRCODE

Posted 2020-11-18 quanweiru

http://www.swetake.com/qrcode/java/qr_java.html

 

 

qrcode_java0.50beta10.tar

 

 

[[email protected] ~]# su - applmgr

[[email protected] ~]$ cd $JAVA_BASE

[[email protected] java]$ pwd

/d01/applmgr/VIS/apps/apps_st/comn/java

[[email protected] java]$ ll

total 24

drwxr-xr-x  25 applmgr dba 12288 Jan 12 12:41 classes

drwxr-xr-x   2 applmgr dba  4096 Jan 11 16:45 lib

[[email protected] java]$ mkdir $JAVA_BASE/com

[[email protected] java]$ chmod 777 $JAVA_BASE/com

[[email protected] java]$ cd $JAVA_BASE/com

[[email protected] com]$ pwd

/d01/applmgr/VIS/apps/apps_st/comn/java/com

 

[[email protected] com]$ ll

total 996

-rw-r--r--  1 root root 1010702 Jun 12 15:23 qrcode_java0.50beta10.tar.gz

[[email protected] com]$ tar -zxvf qrcode_java0.50beta10.tar.gz

qrcode_java0.50beta10/

qrcode_java0.50beta10/docs/

qrcode_java0.50beta10/docs/constant-values.html

qrcode_java0.50beta10/docs/overview-tree.html

qrcode_java0.50beta10/docs/index-all.html

qrcode_java0.50beta10/docs/deprecated-list.html

qrcode_java0.50beta10/docs/allclasses-frame.html

qrcode_java0.50beta10/docs/allclasses-noframe.html

qrcode_java0.50beta10/docs/index.html

qrcode_java0.50beta10/docs/packages.html

qrcode_java0.50beta10/docs/com/

qrcode_java0.50beta10/docs/com/swetake/

qrcode_java0.50beta10/docs/com/swetake/util/

qrcode_java0.50beta10/docs/com/swetake/util/package-frame.html

qrcode_java0.50beta10/docs/com/swetake/util/package-summary.html

qrcode_java0.50beta10/docs/com/swetake/util/package-tree.html

qrcode_java0.50beta10/docs/com/swetake/util/Qrcode.html

qrcode_java0.50beta10/docs/package-list

qrcode_java0.50beta10/docs/help-doc.html

qrcode_java0.50beta10/docs/stylesheet.css

qrcode_java0.50beta10/lib/

qrcode_java0.50beta10/lib/Qrcode.jar

qrcode_java0.50beta10/README.txt

qrcode_java0.50beta10/samples/

qrcode_java0.50beta10/samples/QrAppletSample.java

qrcode_java0.50beta10/samples/QrAppletSample.html

qrcode_java0.50beta10/samples/sample.java

qrcode_java0.50beta10/samples/QrAppletSample.jar

qrcode_java0.50beta10/src/

qrcode_java0.50beta10/src/com/

qrcode_java0.50beta10/src/com/swetake/

qrcode_java0.50beta10/src/com/swetake/util/

qrcode_java0.50beta10/src/com/swetake/util/qrcode_data/

qrcode_java0.50beta10/src/com/swetake/util/Qrcode.java

[[email protected] com]$ cp $JAVA_BASE/com/qrcode_java0.50beta10/lib/Qrcode.jar $JAVA_BASE/com

 

SELECT *

  FROM DBA_REGISTRY

 WHERE COMP_ID = ‘JAVAVM‘;

If not exists execute $ORACLE_HOME/javavm/install/initjvm.sql

 

 

[[email protected] com]$ loadjava -u apps/[email protected] -r -v -f -genmissing -s -grant public $JAVA_BASE/com/Qrcode.jar

 

SELECT *

FROM DBA_OBJECTS X

WHERE 1=1

AND X.OBJECT_TYPE LIKE ‘JAVA%‘

AND UPPER(X.OBJECT_NAME) LIKE ‘%QRCODE%‘;

 

/var/tmp/qrcode

 

 

 

CREATE OR REPLACE AND COMPILE  JAVA SOURCE NAMED QRCodeEncoder

   AS import java.awt.image.BufferedImage; 

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; 

 

/**

 * 二维码生成器

 */ 

public class QRCodeEncoder { 

 

    /**

     * 生成二维码(QRCode)图片

     * 

     * @param content

     * @param imgPath

     */ 

    public void encoderQRCode(String content, String imgPath) { 

        try { 

 

            Qrcode qrcodeHandler = new Qrcode(); 

            qrcodeHandler.setQrcodeErrorCorrect(‘M‘); 

            qrcodeHandler.setQrcodeEncodeMode(‘B‘); 

            qrcodeHandler.setQrcodeVersion(7); 

 

            System.out.println(content); 

            byte[] contentBytes = content.getBytes("gb2312"); 

 

            BufferedImage bufImg = new BufferedImage(140, 140, 

                    BufferedImage.TYPE_INT_RGB); 

 

            Graphics2D gs = bufImg.createGraphics(); 

 

            gs.setBackground(Color.WHITE); 

            gs.clearRect(0, 0, 140, 140); 

 

            // 设定图像颜色 > BLACK 

            gs.setColor(Color.BLACK); 

 

            // 设置偏移量 不设置可能导致解析出错 

            int pixoff = 2; 

            // 输出内容 > 二维码 

            if (contentBytes.length > 0 && contentBytes.length < 120) { 

                boolean[][] codeOut = qrcodeHandler.calQrcode(contentBytes); 

                for (int i = 0; i < codeOut.length; i++) { 

                    for (int j = 0; j < codeOut.length; j++) { 

                        if (codeOut[j][i]) { 

                            gs.fillRect(j * 3 + pixoff, i * 3 + pixoff, 3, 3); 

                        } 

                    } 

                } 

            } else { 

                System.err.println("QRCode content bytes length = " 

                        + contentBytes.length + " not in [ 0,120 ]. "); 

            } 

 

            gs.dispose(); 

            bufImg.flush(); 

 

            File imgFile = new File(imgPath); 

 

            // 生成二维码QRCode图片 

            ImageIO.write(bufImg, "png", imgFile); 

 

        } catch (Exception e) { 

            e.printStackTrace(); 

        } 

 

    } 

 

    /**

     * @param args

     *            the command line arguments

     */ 

    public static void main(String[] args) { 

        String imgPath = "/var/tmp/qrcode/QRCode.png"; 

 

        String content = "Oracle EBS Repository,你好，世界"; 

 

        QRCodeEncoder handler = new QRCodeEncoder(); 

        handler.encoderQRCode(content, imgPath); 

 

        System.out.println("encoder QRcode success"); 

    } 

 

}

 

 

CREATE OR REPLACE PROCEDURE cux_get_qrcode

AS

LANGUAGE JAVA

NAME ‘QRCodeEncoder.main(java.lang.String[])‘ ;

 

set serveroutput on

call dbms_java.set_output(5000);

execute cux_get_qrcode;