PdfCodabarBarcode codebar= new PdfCodabarBarcode("00:12-3456/7890");//创建条码 codebar.setBarcodeToTextGapHeight(1f); codebar.setBarHeight(25f); codebar.setEnableCheckDigit(true); codebar.setShowCheckDigit(true); codebar.setTextDisplayLocation(TextLocation.Bottom); PdfRGBColor blue = new P...
importjava.util.Scanner;publicclassCodePrinter{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);System.out.println("请输入待打印的Java代码:");Stringcode=scanner.nextLine();scanner.close();// 打印代码printCode(code);}publicstaticvoidprintCode(Stringcode){// TODO: 打印代码的...
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This code adds the IronPDF Java library and the slf4j-simple logging library as dependencies for your project. Save thepom.xmlfile. Build your project to download and install the IronPDF Java library and its dependencies. You can now use the IronPDF Java library in your project. To do so...
1、生成一个PDF //Step 1—Create a Document.Document document =newDocument();//Step 2—Get a PdfWriter instance.PdfWriter.getInstance(document,newFileOutputStream(FILE_DIR + "createSamplePDF.pdf"));//Step 3—Open the Document.document.open();//Step 4—Add content.document.add(newParagraph...
BarcodePDF417 pdf=newBarcodePDF417();/*String str = new String(codeString.getBytes(),"GBK");*//*pdf.setText(codeString.getBytes("GBK")); pdf.setYHeight(4);*/pdf.setText(codeString.getBytes("GBK")); Image pdfImg=pdf.createAwtImage(Color.black, Color.white); ...
来自专栏 · CodeGuide | 程序员编码指南 5 人赞同了该文章 作者:小傅哥 沉淀、分享、成长,让自己和他人都能有所收获! 一、前言 我膨胀了 ,在看了大部分以面试讲解的 Java 文章后,发现很多内容的讲解都偏向于翻译、抄书、说理论的给答案式讲解,最终把知识弄的云里雾里。 就像我问你: HashCode为什么用31...
try{// call the API}catch(Pdfcrowd.Errorwhy){// print the errorSystem.err.println("Pdfcrowd Error: "+why);// print the error codeSystem.err.println("Pdfcrowd Error Code: "+why.getCode());// print the error messageSystem.err.println("Pdfcrowd Error Message: "+why.getMessage());}...
Byte-code Byte-code 11..22..66..11BByyttee--ccooddee校 验 如果byte-code 通过代码校验, 没有返回错误, 我们可知道: 代码没有 堆栈上溢出和下溢出所有操作代码参数类型都是正确的没有发生非 法数据转换, 如将整数转换成指针。 访问对象操作是合法的 11..22..66..22 类装载 ClassLoader通 过将本机...
The PDFBox examples and the test code in the sources will also provide additional information. And there are additional resources available on sites such as Stack Overflow. If you are sure you have found a bug the please report the issue in our Issue Tracker. Known Limitations and Problems Se...