Java JasperPrint类代码示例

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public PDFResponseModel generatePDF(String fileName, String template, String bucketName,
    Collection<?> items, Map<String, Object> parameters)
    throws ClassNotFoundException, JRException, IOException {

  JasperPrint jasperPrint;
  InputStream inputStream = null;

  JRBeanCollectionDataSource beanColDataSource = new JRBeanCollectionDataSource(items);

  try {
    inputStream = storageUtil.getInputStream(bucketName, template);
    jasperPrint = JasperFillManager.fillReport(JasperCompileManager.compileReport(
        inputStream), parameters, beanColDataSource);
    byte[] pdfBytes = JasperExportManager.exportReportToPdf(jasperPrint);
    return new PDFResponseModel(fileName, pdfBytes);
  } catch (ClassNotFoundException | JRException | IOException e) {
    xLogger.severe("Failed to generate PDF for file name - ", fileName, e);
    throw e;
  } finally {
    if (inputStream != null) {
      inputStream.close();
    }
  }
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res) throws Exception {
	String fileName=this.getExportFileName(req);
	fileName+=".xls";
	res.setContentType("application/octet-stream");
	res.setHeader("Connection", "close");
	res.setHeader("Content-Disposition", "attachment;filename=\"" + new String(fileName.getBytes("utf-8"),"ISO-8859-1") + "\"");
	JRXlsExporter exporter = new JRXlsExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
/**
 * @param jrxmlTemplate
 * @param jsonData
 * @param parameters
 * @param outputDestination
 * @param exportName
 * @return
 */
public static String createReportPDFFile(String jrxmlTemplate, String jsonData, Map<String, Object> parameters,
		String outputDestination, String exportName) {

	String sourceFileName = outputDestination + exportName;
	try {
		// fix json enter char
		jsonData = quoteHTML(jsonData);
		JasperReport reportTemplate = JRReportTemplate.getJasperReport(jrxmlTemplate);
		JRJSONDataSource dataSource = JRJSONDataSource.getInstance(jsonData);

		JasperPrint jasperPrint = getJasperPrint(reportTemplate, parameters, dataSource);

		return exportPdfFile(jasperPrint, sourceFileName);
	} catch (Exception e) {
		_log.error(e);

		return StringPool.BLANK;

	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res)
		throws Exception {
	res.setContentType("text/xml");
	res.setHeader("Content-Disposition", "inline; filename=\"file.jrpxml\"");
	JRXmlExporter exporter = new JRXmlExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	//exporter.setParameter(JRExporterParameter.START_PAGE_INDEX, Integer.valueOf(1));
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res) throws Exception {
	String fileName=this.getExportFileName(req);
	fileName+=".rtf";
	res.setContentType("application/octet-stream");
	res.setHeader("Connection", "close");
	res.setHeader("Content-Disposition", "attachment;filename=\"" + new String(fileName.getBytes("utf-8"),"ISO-8859-1") + "\"");
	JRRtfExporter exporter = new JRRtfExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res) throws Exception {
	res.setContentType("text/html;charset=UTF-8");
	JRHtmlExporter exporter=new JRHtmlExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	req.getSession().setAttribute(BaseHttpServlet.DEFAULT_JASPER_PRINT_SESSION_ATTRIBUTE, jasperPrint);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	String path=req.getContextPath();
	if(path.endsWith("/")){
		path+="dorado/bdf2/jasperreports/html.image";
	}else{
		path+="/dorado/bdf2/jasperreports/html.image";			
	}
	exporter.setParameter(JRHtmlExporterParameter.IMAGES_URI,path+"?image=");
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res) throws Exception {
	String fileName=this.getExportFileName(req);
	fileName+=".pptx";
	res.setContentType("application/octet-stream");
	res.setHeader("Connection", "close");
	res.setHeader("Content-Disposition", "attachment;filename=\"" + new String(fileName.getBytes("utf-8"),"ISO-8859-1") + "\"");
	JRPptxExporter exporter = new JRPptxExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res) throws Exception {
	String fileName=this.getExportFileName(req);
	fileName+=".pdf";
	res.setContentType("application/octet-stream");
	res.setHeader("Connection", "close");
	res.setHeader("Content-Disposition", "attachment;filename=\"" + new String(fileName.getBytes("utf-8"),"ISO-8859-1") + "\"");
	JRPdfExporter exporter = new JRPdfExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res) throws Exception {
	String fileName=this.getExportFileName(req);
	fileName+=".csv";
	res.setContentType("application/octet-stream");
	res.setHeader("Connection", "close");
	res.setHeader("Content-Disposition", "attachment;filename=\"" + new String(fileName.getBytes("utf-8"),"ISO-8859-1") + "\"");
	JRCsvExporter exporter = new JRCsvExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void export(HttpServletRequest req, HttpServletResponse res) throws Exception {
	String fileName=this.getExportFileName(req);
	fileName+=".docx";
	res.setContentType("application/octet-stream");
	res.setHeader("Connection", "close");
	res.setHeader("Content-Disposition", "attachment;filename=\"" + new String(fileName.getBytes("utf-8"),"ISO-8859-1") + "\"");
	JRDocxExporter exporter = new JRDocxExporter(DefaultJasperReportsContext.getInstance());
	JasperPrint jasperPrint=this.getJasperPrint(req);
	exporter.setParameter(JRExporterParameter.JASPER_PRINT,jasperPrint);
	OutputStream ouputStream = res.getOutputStream();
	exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, ouputStream);
	try {
		exporter.exportReport();
	} catch (JRException e) {
		throw new ServletException(e);
	} finally {
		if (ouputStream != null) {
			ouputStream.flush();
			ouputStream.close();
		}
	}
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
/**
 * Generates a PDF report from a pre-compiled report and returns it into an output stream.
 * 
 * @param jasperPrint
 *          JasperPrint object which contains a compiled report.
 * @param exportParameters
 *          Export parameters than can be added to configure the resulting report.
 * @param outputStream
 *          The output stream used to return the report.
 * @throws JRException
 *           In case there is any error generating the report an exception is thrown with the
 *           error message.
 */
public static void savePDFReportToOutputStream(JasperPrint jasperPrint,
    Map<Object, Object> exportParameters, OutputStream outputStream) throws JRException {
  if (exportParameters != null && exportParameters.size() > 0) {
    final JRPdfExporter exporter = new JRPdfExporter();
    SimpleExporterInput exporterInput = new SimpleExporterInput(jasperPrint);
    SimpleOutputStreamExporterOutput exporterOutput = new SimpleOutputStreamExporterOutput(
        outputStream);
    SimplePdfExporterConfiguration configuration = new SimplePdfExporterConfiguration();
    String jsContent = (String) exportParameters.get(PDF_JAVASCRIPT);
    if (jsContent != null) {
      configuration.setPdfJavaScript(jsContent);
    }
    exporter.setExporterInput(exporterInput);
    exporter.setExporterOutput(exporterOutput);
    exporter.setConfiguration(configuration);
    exporter.exportReport();
  } else {
    JasperExportManager.exportReportToPdfStream(jasperPrint, outputStream);
  }
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
/**
 * Abre um relatório usando um datasource genérico.
 *
 * @param titulo Título usado na janela do relatório.
 * @param inputStream InputStream que contém o relatório.
 * @param parametros Parâmetros utilizados pelo relatório.
 * @param dataSource Datasource a ser utilizado pelo relatório.
 * @throws JRException Caso ocorra algum problema na execução do relatório
 */
public static void openReport(
        String titulo,
        InputStream inputStream,
        Map parametros,
        JRDataSource dataSource ) throws JRException {
 
    /*
     * Cria um JasperPrint, que é a versão preenchida do relatório,
     * usando um datasource genérico.
     */
    JasperPrint print = JasperFillManager.fillReport(
            inputStream, parametros, dataSource );
 
    // abre o JasperPrint em um JFrame
    viewReportFrame( titulo, print );
 
}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
public void loadReport(String reportName, ReportObject reportObject) {

		logging = LoggingEngine.getInstance();
		
		try {
			
			final InputStream inputStream = ShowReport.class
					.getResourceAsStream("/com/coder/hms/reportTemplates/" + reportName + ".jrxml");
			JasperReport report = JasperCompileManager.compileReport(inputStream);

			HashMap<String, Object> parameters = new HashMap<String, Object>();	
			List<ReportObject> list = new ArrayList<ReportObject>();
			list.add(reportObject);
			JRBeanCollectionDataSource beanColDataSource = new JRBeanCollectionDataSource(list);
			JasperPrint jasperPrint = JasperFillManager.fillReport(report, parameters, beanColDataSource);
			final JRViewer viewer = new JRViewer(jasperPrint);

			setType(Type.POPUP);
			setResizable(false);
			setModalExclusionType(ModalExclusionType.APPLICATION_EXCLUDE);
			this.setTitle("Reservation [Report]");
			this.setExtendedState(Frame.MAXIMIZED_BOTH);
			this.setAlwaysOnTop(isAlwaysOnTopSupported());
			this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
			getContentPane().setLayout(new BorderLayout());
			this.setIconImage(Toolkit.getDefaultToolkit().
					getImage(LoginWindow.class.getResource(LOGOPATH)));
			this.setResizable(false);
			getContentPane().add(viewer, BorderLayout.CENTER);

		} catch (JRException e) {
			logging.setMessage("JRException report error!");
		}

	}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
@Test
public void testInvoice(){
  List<InvoiceItem> invoiceItems = new ArrayList<>();

  int count = 1;
  for (IDemandItem demandItem : getDemandItems()) {
    InvoiceItem invoiceItem = new InvoiceItem();
    invoiceItem.setItem(demandItem.getMaterialId().toString());
    invoiceItem.setQuantity(demandItem.getQuantity().toString());
    invoiceItem.setRecommended(demandItem.getRecommendedOrderQuantity().toString());
    invoiceItem.setRemarks("Blah");
      invoiceItem.setBatchId("AB/1234/56"+count);
      invoiceItem.setExpiry("11/03/2020");
      invoiceItem.setManufacturer("Serum");
      invoiceItem.setBatchQuantity(BigDecimal.TEN.toPlainString());
    invoiceItem.setSno(String.valueOf(count++));
    invoiceItems.add(invoiceItem);
  }

  JRBeanCollectionDataSource beanColDataSource = new JRBeanCollectionDataSource(invoiceItems);

  try {

    Map<String, Object> hm = new HashMap<>();
    JasperPrint jasperPrint = JasperFillManager.fillReport(
        JasperCompileManager
            .compileReport(Thread.currentThread().getContextClassLoader().getResourceAsStream(
                "test_logistimo_invoice.jrxml")), hm, beanColDataSource);

    JasperExportManager.exportReportToPdfFile(jasperPrint, "/tmp/logistimo_invoice.pdf");


  } catch (Exception e) {
    e.printStackTrace();
  }


}
 

import net.sf.jasperreports.engine.JasperPrint; //导入依赖的package包/类
/**
 * @param jrxmlTemplate
 * @param jsonData
 * @param parameters
 * @param destFileName
 * @return
 */
public static String createReportFile(String jrxmlTemplate, String jsonData, Map<String, Object> parameters,
		String destFileName) {

	try {
		// fix json enter char
		jsonData = quoteHTML(jsonData);
		JasperReport reportTemplate = JRReportTemplate.getJasperReport(jrxmlTemplate);
		JRJSONDataSource dataSource = JRJSONDataSource.getInstance(jsonData);

		JasperPrint jasperPrint = getJasperPrint(reportTemplate, parameters, dataSource);

		return exportReport(jasperPrint, destFileName, DocType.PDF);
	} catch (Exception e) {
		_log.error(e);

		return StringPool.BLANK;

	}
}