1. ??
??? ??? ???? ?? ???? ???? ???? ?? ?? ?????? ?? ? ? ????. ?? ??, ?? ?? ???, ?? ??, ?? ?? ?? ??? ??? ??? ????. ?? ???? ??(?? ?????)? ?????? ???? ?? ? ?? ??? ?? ??? ?? ???? ??? ???? ???? ?? ? ????. ?? Word, Excel ?? ???? ?????? ??? ?? ???, ? ???? ????? ???? ???? ??? ? ?? ??? ????? ???? ???, ????? ??? ??? ?? ??? ???? ???. ??? ????.
?? ?? ?????? ???? JasperReports ??????? ? ?? ?? ???? ????.
?? ? ?????? ?? ???? ?? ??? ????. https://github.com/TIBCOSoftware/jasperreports

2. ?? ??
? ?????? ????? ???? ??? ?? ??? ?? ???? ???? ??? ???? ?????.
Eclipse? ???? ?? JasperReports?? ??? ???? ???? ? ??? ?? ?? ????? ????.
?? ???? IntelliJ IDEA?? ???? ??? ??????, ????? ???? maven???.
??, ???(?: ??, ?? ?)? ??? ???? ?????. ??? ??? Jaspersoft Studio ?????? ?????? ??????(?? ???? ?? ??? ?? https://community.jaspersoft.com/files/file/19-jaspersoft?-studio-community-edition /?do=getNewComment???).
???? ?? ?????? ?????? ??? ????.

? ???? ???? ?? -> ?? -> ??? ???. ?? ???? ? A4(?? ??? ?? ???:>)? ?????.

??? ???? ??? ??? ??? ???????. ?? ->? ?????. ?? -> ???. ??? ???? ?????? ??? ????, ???? ?? ???? ???? ? ????.

???? ??????? ???? ?????.

??? ?? ??? ??? ??? ?? ?? ??? ???? ??? ??? ?????. "?? ???" ??? ???? ??? ? ???? "PURCHASE INVOICE"?? ??? ???????(?? ??? ????? ??? ?? ??? ? ????).
????, ?? ??? 2? ? ????? ?? ????? "?"? "?" ??? ????.
???? ? 2? ??? ??? ???? ???. ? ?? ????? ??? ??? ???? ???(??? ?? ? ?????? ?? ???? ??? ????? ???). ?? ??, ???? ???? ??? ??? ??? ???? "???? ??"? ?????. ?? ?? ??? ??? ? ??? ?? ?????, ?? ??? book?? ??? ??? ?????.

?? ?? '??' ?? ??? ??? ? ??????. ?? "?" ? ??? ?????. ??? ??? ? ?? ? ??? ?? "?"? "?"? ?? ????.
???? ???? ?? ??? ???

?? ??? ???? ????? ??? ??????. ????? Jasper Report? XML? ??? ?? ???? ?? ???? ????? ?? ??? ??????? ?? ?????. ?? ??, ?? ??? ?????? ?? ??? ?? ??? "jasperReport" ???? ???. ???? ? ? ?? ??? ??? ??? ????.

• "$P{}": ???? ???? ??? ???? ?-? ?? ? ?? ??? ??? ? ????.
• "$F{}": ??? ??? ???? ??? ??? ??? ???????.
• "$V{}": ?? ???? ?? ???? ???? ????? ???? ?????. ... ??? ??? (https://www.tutorialspoint.com/jasper_reports/jasper_report_expression.htm)
?? ?????.

??? ???? ? ??? ????? ???? ???? ??? ??? ? ????.
?? ?? ?? ????? ????? ?????.

    <dependency>
      <groupId>net.sf.jasperreports</groupId>
      <artifactId>jasperreports</artifactId>
      <version>6.21.0</version>
    </dependency>

    <dependency>
      <groupId>net.sf.jasperreports</groupId>
      <artifactId>jasperreports-fonts</artifactId>
      <version>6.21.0</version>
    </dependency>

??? ???? ???? ??? ??? ?? ?????.

final String outputFilename = "report.pdf";
Files.deleteIfExists(new File(outputFilename).toPath());
InputStream inputStream = Main.class.getResourceAsStream("/report.jrxml");
Map<String, Object> parameters = new HashMap<>();
parameters.put("book", 55000);
parameters.put("pen", 11111.1111);
JasperReport jasperReport = JasperCompileManager.compileReport(inputStream);
JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, null, new JREmptyDataSource());
JasperExportManager.exportReportToPdfFile(jasperPrint, outputFilename);

??? ?? ??? ??? Map ???? ??? ? ????. ?????(Database, ...)?? ???? ??? ??? (https://www.baeldung.com/spring-jasper)? ?????.
??? ??? ????

3. ??? ?????
? ???? ????? ???? ?????? ? ??? ??? ????? ???? ??? ??? ??? ??? ? ??? ???? ??? ??? ? ?? ?? ??? ???? ???. ? ??? SSTI? ?? ?????.
???? ???? ?? ??? ? ??? ??? ?????. ????? ??? ????.

final String outputFilename = "out.pdf";
Files.deleteIfExists(new File(outputFilename).toPath());
String input = "";
String template = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<jasperReport xmlns=\"http://jasperreports.sourceforge.net/jasperreports\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xsi:schemaLocation=\"http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd\" name=\"z\" pageWidth=\"500\" pageHeight=\"1200\" columnWidth=\"270\">\n" + input + "</jasperReport>";
InputStream inputStream = new ByteArrayInputStream(template.getBytes());
JasperReport jasperReport = JasperCompileManager.compileReport(inputStream);
JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, null, new JREmptyDataSource());
JasperExportManager.exportReportToPdfFile(jasperPrint, outputFilename);

???? ???? ???? ?? ?? ??? ?????.

??? ?? = "<???? ??="cmd">



<p>????? ??? ?????. "out.pdf" ??? ??? ??? ????.</p>

<p><img src="/static/imghw/default1.png" data-src="https://img.php.cn/upload/article/000/000/000/173597147572303.jpg" class="lazy" alt="Gi?i thi?u c?n b?n v? th? vi?n JasperReports"></p>

<p>??? ?????? ???? ???? ?? ???? ???? ??? ???? ???.<br>
?? ? ??????? ?? ??(<em>CVE-2018-18809, CVE-2022-42889</em>, ...)?? ???? ???? ????? ? ?? ??? ???? ?????? ??? ?? ???? ???. ?????.</p>


          

            
        

? ??? JasperReports ?????? ?? ?? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!