barcode使用方法

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1、barcode使用方法JAR包：barcode4J.jaravalon-framework-4.2.0.jarWeb.xml添加上：BarcodeServletcom.telehot.jdt2.web.servlet.BarcodeServletBarcodeServlet/barcode

2、l-pattern>创建一个BarcodeServlet，源码如下：packagecom.telehot.jdt2.web.servlet;importjava.io.ByteArrayOutputStream;importjava.io.IOException;importjavax.servlet.ServletException;importjavax.servlet.http.HttpServlet;importjavax.servlet.http.HttpServletRequest;importjavax.servlet

3、.http.HttpServletResponse;importjavax.xml.transform.Result;importjavax.xml.transform.Source;importjavax.xml.transform.Transformer;importjavax.xml.transform.TransformerFactory;importjavax.xml.transform.dom.DOMSource;importjavax.xml.transform.stream.StreamResult;importorg.apache.avalon.fr

4、amework.configuration.Configuration;importorg.apache.avalon.framework.configuration.DefaultConfiguration;importorg.apache.avalon.framework.logger.ConsoleLogger;importorg.apache.avalon.framework.logger.Logger;importorg.krysalis.barcode4j.BarcodeGenerator;importorg.krysalis.barcode4j.Barc

5、odeUtil;importorg.krysalis.barcode4j.output.bitmap.BitmapCanvasProvider;importorg.krysalis.barcode4j.output.eps.EPSCanvasProvider;importorg.krysalis.barcode4j.output.svg.SVGCanvasProvider;importorg.krysalis.barcode4j.tools.MimeTypes;importorg.w3c.dom.DocumentFragment;publicclassBarcodeS

6、ervletextendsHttpServlet{privatestaticfinallongserialVersionUID=-1612710758060435089L;publicstaticfinalStringBARCODE_MSG="msg";publicstaticfinalStringBARCODE_TYPE="type";publicstaticfinalStringBARCODE_HEIGHT="height";publicstaticfinalStringBARCODE_MODULE_WIDTH="mw";publicstaticfinalStri

7、ngBARCODE_WIDE_FACTOR="wf";publicstaticfinalStringBARCODE_QUIET_ZONE="qz";publicstaticfinalStringBARCODE_HUMAN_READABLE_POS="hrp";publicstaticfinalStringBARCODE_FORMAT="fmt";publicstaticfinalStringBARCODE_IMAGE_RESOLUTION="res";publicstaticfinalStringBARCODE_IMAGE_GRAYSCALE="gr