Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/artifacts/common/JasperReporter.java @ 9306:8024e51e828a
pdf export, issue 2.3.4.1.2
| author | gernotbelger |
|---|---|
| date | Wed, 25 Jul 2018 18:36:26 +0200 |
| parents | 23945061daec |
| children |
| rev | line source |
|---|---|
| 9005 | 1 /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde |
| 2 * Software engineering by | |
| 3 * Björnsen Beratende Ingenieure GmbH | |
| 4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt | |
| 5 * | |
| 6 * This file is Free Software under the GNU AGPL (>=v3) | |
| 7 * and comes with ABSOLUTELY NO WARRANTY! Check out the | |
| 8 * documentation coming with Dive4Elements River for details. | |
| 9 */ | |
| 10 package org.dive4elements.river.artifacts.common; | |
| 11 | |
| 12 import java.io.OutputStream; | |
| 13 import java.util.ArrayList; | |
| 14 import java.util.HashMap; | |
| 15 import java.util.List; | |
| 16 import java.util.Map; | |
| 17 | |
| 18 import org.dive4elements.artifacts.common.utils.Config; | |
| 19 | |
| 20 import net.sf.jasperreports.engine.JRDataSource; | |
| 21 import net.sf.jasperreports.engine.JRException; | |
| 22 import net.sf.jasperreports.engine.JRExporterParameter; | |
| 23 import net.sf.jasperreports.engine.JasperCompileManager; | |
| 24 import net.sf.jasperreports.engine.JasperFillManager; | |
| 25 import net.sf.jasperreports.engine.JasperPrint; | |
| 26 import net.sf.jasperreports.engine.JasperReport; | |
| 27 import net.sf.jasperreports.engine.design.JasperDesign; | |
| 28 import net.sf.jasperreports.engine.export.JRPdfExporter; | |
| 29 import net.sf.jasperreports.engine.export.JRPdfExporterParameter; | |
| 30 import net.sf.jasperreports.engine.util.JRProperties; | |
| 31 import net.sf.jasperreports.engine.xml.JRSaxParserFactory; | |
| 32 import net.sf.jasperreports.engine.xml.JRXmlLoader; | |
| 33 | |
| 34 /** | |
| 35 * @author Domenico Nardi Tironi | |
| 36 */ | |
| 37 public class JasperReporter { | |
| 38 | |
| 39 private final List<JasperDesigner> designs = new ArrayList<>(); | |
| 40 | |
| 41 private final Map<String, Object> parameters = new HashMap<>(); | |
| 42 | |
| 43 private final String confPath; | |
| 44 | |
| 45 public JasperReporter() { | |
| 46 this.confPath = Config.getConfigDirectory().toString(); | |
| 47 | |
| 48 this.parameters.put("ReportTitle", "Exported Data"); | |
| 49 } | |
| 50 | |
| 51 public JasperDesigner addReport(final String jasperFile, final MetaAndTableJRDataSource source) throws JRException { | |
| 52 | |
| 53 JRProperties.setProperty(JRSaxParserFactory.PROPERTY_REPORT_PARSER_FACTORY, JRReportSaxParserFactory.class.getName()); | |
| 54 | |
| 55 final String jasperPath = this.confPath + jasperFile; | |
| 56 final JasperDesign design = JRXmlLoader.load(jasperPath); | |
| 57 | |
| 58 final JasperDesigner designer = new JasperDesigner(design, source); | |
| 59 this.designs.add(designer); | |
| 60 | |
| 61 return designer; | |
| 62 } | |
| 63 | |
| 64 public void exportPDF(final OutputStream out) throws JRException { | |
| 65 final List<JasperReport> compiledReports = new ArrayList<>(); | |
| 66 final List<JRDataSource> sourcesWithPages = new ArrayList<>(); | |
| 67 final List<JasperPrint> jasperPrintList = new ArrayList<>(); | |
| 68 if (this.designs.size() == 1) { | |
| 69 final JasperDesigner designer = this.designs.get(0); | |
| 70 final JasperDesign jDesign = designer.getDesign(); | |
| 71 | |
| 72 final JasperReport compiled = JasperCompileManager.compileReport(jDesign); | |
| 73 compiledReports.add(compiled); | |
| 74 final MetaAndTableJRDataSource source = designer.getSource(); | |
| 75 final JasperPrint print = JasperFillManager.fillReport(compiled, this.parameters, source); | |
| 76 jasperPrintList.add(print); | |
| 77 } else { | |
|
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changeset
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78 Integer totalpages = 0; |
| 9005 | 79 |
| 80 // erstes Rendern, um Seitenzahl zu ermitteln | |
| 81 for (final JasperDesigner designer : this.designs) { | |
| 82 | |
| 83 final JasperReport compiled = JasperCompileManager.compileReport(designer.getDesign()); | |
| 84 compiledReports.add(compiled); | |
| 85 final MetaAndTableJRDataSource source = designer.getSource(); | |
| 86 final JasperPrint print = JasperFillManager.fillReport(compiled, this.parameters, source); | |
| 87 | |
|
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88 final Integer pagesCount = print.getPages().size(); |
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89 designer.setPagesCount(totalpages); |
| 9005 | 90 |
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diff
changeset
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91 totalpages += pagesCount; |
| 9005 | 92 } |
| 93 | |
| 94 // Sources mit pages machen | |
| 95 for (final JasperDesigner designer : this.designs) { | |
|
9150
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gigantic refactoring: exporter, result, results
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parents:
9005
diff
changeset
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96 final JRDataSource sourceWithPages = designer.getSource().withPagePageOffsets(designer.getPagesCount(), totalpages); |
| 9005 | 97 sourcesWithPages.add(sourceWithPages); |
| 98 } | |
| 99 | |
| 100 for (int i = 0; i < compiledReports.size(); i++) { | |
| 101 final JasperReport compiledReport = compiledReports.get(i); | |
| 102 final JRDataSource source = sourcesWithPages.get(i); | |
| 103 final JasperPrint print = JasperFillManager.fillReport(compiledReport, this.parameters, source); | |
| 104 jasperPrintList.add(print); | |
| 105 } | |
| 106 } | |
| 107 doExport(jasperPrintList, out); | |
| 108 } | |
| 109 | |
| 110 private void doExport(final List<JasperPrint> jasperPrintList, final OutputStream out) throws JRException { | |
| 111 final JRPdfExporter exporter = new JRPdfExporter(); | |
| 112 exporter.setParameter(JRExporterParameter.JASPER_PRINT_LIST, jasperPrintList); | |
| 113 exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, out); | |
| 114 // this will make a bookmark in the exported PDF for each of the reports | |
| 115 exporter.setParameter(JRPdfExporterParameter.IS_CREATING_BATCH_MODE_BOOKMARKS, Boolean.TRUE); | |
| 116 | |
| 117 exporter.exportReport(); | |
| 118 | |
| 119 } | |
| 120 | |
| 121 } |