ireport 追加新报表

ireport  追加新报表

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package com;



import java.io.IOException;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import net.sf.jasperreports.engine.JRException;

import net.sf.jasperreports.engine.JRPrintPage;

import net.sf.jasperreports.engine.JasperFillManager;

import net.sf.jasperreports.engine.JasperPrint;

import net.sf.jasperreports.view.JasperViewer;



/**

*

* @authored by vijayan.A

* @reviewed by Krishnaveni.T

*/

public class MultiPageLinking {



private Map fillReportParameters() {

Map parametersMap = new HashMap();

Map reportparametermap1 = new HashMap();

Map reportparametermap2 = new HashMap();

Map reportparametermap3 = new HashMap();



reportparametermap1.put("Parameter1", "First Name");

reportparametermap1.put("Parameter2", "Middle Name");

reportparametermap1.put("Parameter3", "Last Name");



reportparametermap2.put("Parameter21", "Address1");

reportparametermap2.put("Parameter22", "Address2");

reportparametermap2.put("Parameter23", "Address3");



reportparametermap3.put("Parameter31", "Phone no");

reportparametermap3.put("Parameter32", "Mobile no");

reportparametermap3.put("Parameter33", "Fax no");



parametersMap.put("reportparametermap1", reportparametermap1);

parametersMap.put("reportparametermap2", reportparametermap2);

parametersMap.put("reportparametermap3", reportparametermap3);



return parametersMap;

}



private JasperPrint fillJasperPrint(String jasperpath, Map parametersMap) 

throws IOException, JRException {

JasperPrint jasperprint = new JasperPrint();

jasperprint = JasperFillManager.fillReport(getClass().

getResource(jasperpath).openStream(), parametersMap);

return jasperprint;

}



private JasperPrint getLinkedStaticpages() throws IOException, JRException {

Map page1param, page2param, page3param;

page1param = (Map) fillReportParameters().get("reportparametermap1");

page2param = (Map) fillReportParameters().get("reportparametermap2");

page3param = (Map) fillReportParameters().get("reportparametermap3");



JasperPrint firstsecondlinked = multipageLinking(fillJasperPrint("com/page1 .jasper", page1param), fillJasperPrint("com/page2.jasper", page2param));

JasperPrint firstsecondthirdlinked = multipageLinking(firstsecondlinked, fillJasperPrint("com/page3.jasper", page3param));

return firstsecondthirdlinked;

}



private JasperPrint multipageLinking(JasperPrint page1, JasperPrint page2) {

List pages = page2.getPages();

for (int count = 0; count <

pages.size(); count++) {

page1.addPage(pages.get(count));

}



return page1;

}



private void viewer(JasperPrint page1) {

JasperViewer viewer = new JasperViewer(page1, false);

viewer.setVisible(true);

}



public static void main(String arg[]) throws IOException, JRException {

MultiPageLinking multipages = new MultiPageLinking();

JasperPrint allpages = multipages.getLinkedStaticpages();

multipages.viewer(allpages);

}

}