java开发_生成/解析自己的QRCode二维码

下面是操作步骤：

一：下载zxing的压缩包：

可以到这里下载：

ZXing-2.1.zip：

得到：

zxing-2.1corecore.jar

zxing-2.1javasejavase.jar

二：把他添加进入你的项目的里面：

<div class="cnblogs_code">

 
   
  
      
  
                        
 
       
           BLACK = 0xff000000         WHITE = 0xFFFFFFFF 
     
       
                QRCode test =          File file =  File("C://test.png"         
 
     hints) throws WriterException {
                                   
          
         test.encode("helloworld,I'm Hongten.welcome to my zone:http://www.cnblogs.com/hongten",file,BarcodeFormat.QR_CODE,200,   
     
  
 
 
 
      
       encode(String contents,File file,BarcodeFormat format, width, height,Map         //消除乱码　　　　　　　　　 contents = new String(contents.getBytes("UTF-8"),"ISO-8859-1");?
             BitMatrix bitMatrix =              writeToFile(bitMatrix,"png"         }     
     
 
             
        writeToFile(BitMatrix matrix,String format,File file)          BufferedImage image =   
     
 
   
      
                width =          height =         BufferedImage image =           ( x = 0; x < width; x++              ( y = 0; y < height; y++                 image.setRGB(x,y,matrix.get(x,y) ==  ?             
     
       
     @SuppressWarnings("unchecked"                                              image =                  (image ==                      System.out.println("Could not decode image"                  LuminanceSource source =                  BinaryBitmap bitmap =  BinaryBitmap(                  @SuppressWarnings("rawtypes"                 Hashtable hints =                  
                 hints.put(DecodeHintType.CHARACTER_SET,"utf-8"                 result =                  String resultStr =                 System.out.println("解析后内容：" +             }               }            }     }

（编辑：李大同）

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