生成一维码 条码
import java.awt.image.BufferedImage;import java.io.ByteArrayOutputStream;import java.io.File;import java.io.FileOutputStream;import java.io.IOException;import org.apache.avalon.framework.configuration.Configuration;import org.apache.avalon.framework.configuration.DefaultConfiguration;import org.apache.avalon.framework.logger.ConsoleLogger;import org.apache.avalon.framework.logger.Logger;import org.krysalis.barcode4j.BarcodeGenerator;import org.krysalis.barcode4j.BarcodeUtil;import org.krysalis.barcode4j.output.bitmap.BitmapCanvasProvider;import org.krysalis.barcode4j.tools.MimeTypes;public class Test1{private transient Logger log = new ConsoleLogger(ConsoleLogger.LEVEL_INFO);public static void main(String[] args){Test1 t =new Test1();t.getBarcode();System.out.println("success");}protected void getBarcode(){String format = MimeTypes.MIME_JPEG;// MimeTypes.MIME_JPEGString text = "ABCDE0123456789";ByteArrayOutputStream bout = null;try{BarcodeUtil util = BarcodeUtil.getInstance();Configuration cfg = buildCfg();BarcodeGenerator gen = util.createBarcodeGenerator(cfg);bout = new ByteArrayOutputStream(4096);int dpi = 300; // 分辨率int orientation = 0;BitmapCanvasProvider bitmap = new BitmapCanvasProvider(bout,format, dpi, BufferedImage.TYPE_BYTE_BINARY, false,orientation);gen.generateBarcode(bitmap, text);bitmap.finish();File file = new File("c://"+text+".jpg");FileOutputStream fos = new FileOutputStream(file);fos.write(bout.toByteArray(), 0, bout.size());// response.setContentType(format);// response.setContentLength(bout.size());// response.getOutputStream().write(bout.toByteArray());// response.getOutputStream().write(bout.toByteArray());// response.getOutputStream().flush();}catch (Exception e){log.error("Error while generating barcode", e);}finally{if (bout != null){try{bout.close();}catch (IOException e){// TODO Auto-generated catch blocke.printStackTrace();}}}}/** * Build an Avalon Configuration object from the request. * * @return the newly built COnfiguration object * @todo Change to bean API */protected Configuration buildCfg(){DefaultConfiguration cfg = new DefaultConfiguration("barcode");// Get typeString type = "code128";DefaultConfiguration child = new DefaultConfiguration(type);cfg.addChild(child);//DefaultConfiguration attr;//// height//String height = "100px";//attr = new DefaultConfiguration("height");//attr.setValue(height);//child.addChild(attr);////// width//String moduleWidth = "300px";//attr = new DefaultConfiguration("module-width");//attr.setValue(moduleWidth);//child.addChild(attr);return cfg;}}?
1 楼 wananlaopo 2012-06-13 我现在遇到一个问题 我生成的一维码的内容是一串数字 请问怎么把下边的数字去掉 只留一维码？？？