This java class is used to code and decode a barcode into QRcode or otherwise CodeEAN13,codeEAN128,EAN 8. useful for J2ME developers

二维码，ZXing是一个开放源码的，用Java实现的多种格式的1D/2D条码图像处理库，它包含了联系到其他语言的端口。(QR code ZXing Decoder Online Decode a 1D or 2D barcode from an image on the web. Supported formats include: UPC-A and UPC-E EAN-8 and EAN-13 Code)