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How to run simple webapplication using jasperrepor

dilip

By dilip
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dilip Newbie

dilip

Posted
Posted

Hi,

This is dilip.I want to run simple webapplication using jasperreports.Iam using tomcat5.0,eclipse3.2.Iam using only two files.Those are

HtmServlet.java[/ul]

import java.lang.Object;

import java.io.File;

import java.io.IOException;

import java.io.PrintWriter;

import java.util.HashMap;

import java.util.Map;

 

import javax.servlet.ServletContext;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

 

import net.sf.jasperreports.engine.JRException;

import net.sf.jasperreports.engine.JRExporterParameter;

import net.sf.jasperreports.engine.JRRuntimeException;

import net.sf.jasperreports.engine.JasperCompileManager;

import net.sf.jasperreports.engine.JasperFillManager;

import net.sf.jasperreports.engine.JasperPrint;

import net.sf.jasperreports.engine.JasperReport;

import net.sf.jasperreports.engine.export.JRHtmlExporter;

import net.sf.jasperreports.engine.export.JRHtmlExporterParameter;

import net.sf.jasperreports.engine.util.JRLoader;

import net.sf.jasperreports.j2ee.servlets.ImageServlet;

//import datasource.WebappDataSource;//

 

public class Htmservlet extends HttpServlet

{

 

 

public void service(HttpServletRequest request,HttpServletResponse response ) throws IOException, ServletException

{

ServletContext context = this.getServletConfig().getServletContext();

 

response.setContentType("text/html");

PrintWriter out = response.getWriter();

 

try

{System.setProperty("jasper.reports.compile.class.path",

context.getRealPath("/WEB-INF/lib/jasper.jar")

+ System.getProperty("path.separator")

+ context.getRealPath("/WEB-INF/classes/"));

System.setProperty(

"jasper.reports.compile.temp",

context.getRealPath("/reports/"));

JasperCompileManager.compileReportToFile(

getServletContext().getRealPath(

"/reports/sample.xml"));

File reportFile = new File(getServletContext().getRealPath(

"/reports/sample.jasper"));

JasperReport jasperReport =

(JasperReport) JRLoader.loadObject(reportFile.getPath());

 

 

 

 

 

Map parameters = new HashMap();

parameters.put("ReportTitle", "Address Report");

 

 

 

JasperPrint jasperPrint =

JasperFillManager.fillReport(jasperReport,parameters);

 

 

JRHtmlExporter exporter = new JRHtmlExporter();

 

request.getSession().setAttribute(ImageServlet.DEFAULT_JASPER_PRINT_SESSION_ATTRIBUTE, jasperPrint);

 

exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);

exporter.setParameter(JRExporterParameter.OUTPUT_WRITER, out);

exporter.setParameter(JRHtmlExporterParameter.IMAGES_URI, "image?image=");

 

exporter.exportReport();

}

catch (JRException e)

{

out.println("<html>");

out.println("<head>");

out.println("<title>JasperReports - Web Application Sample</title>");

out.println("<link rel="stylesheet" type="text/css" href="../stylesheet.css" title="Style">");

out.println("</head>");

 

out.println("<body bgcolor="white">");

 

out.println("<span class="bnew">JasperReports encountered this error :</span>");

out.println("<pre>");

 

e.printStackTrace(out);

 

out.println("</pre>");

 

out.println("</body>");

out.println("</html>");

}

}

 

 

}

  • Sample.xml[/ul]

<?xml version="1.0"?>

<!DOCTYPE jasperReport

PUBLIC "-//JasperReports//DTD Report Design//EN"

"http://jasperreports.sourceforge.net/dtds/jasperreport.dtd">

<jasperReport name="sample">

<detail>

<band height="20">

<staticText>

<reportElement x="180" y="0" width="200" height="20"/>

<text><![CDATA[Hello World!]]></text>

</staticText>

</band>

</detail>

</jasperReport>

 

Error showing was:

JasperReports encountered this error :

net.sf.jasperreports.engine.JRException: java.io.FileNotFoundException: C:Program FilesApache Software FoundationTomcat 5.0webappsssreportssample.xml (The system cannot find the path specified)

at net.sf.jasperreports.engine.xml.JRXmlLoader.load(JRXmlLoader.java:171)

at net.sf.jasperreports.engine.xml.JRXmlLoader.load(JRXmlLoader.java:151)

at net.sf.jasperreports.engine.JasperCompileManager.compileReportToFile(JasperCompileManager.java:81)

at Htmservlet.service(Htmservlet.java:50)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)

at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)

at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)

at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)

at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)

at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)

at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)

at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)

at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)

at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)

at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)

at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)

at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)

at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)

at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)

at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)

at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)

at java.lang.Thread.run(Thread.java:595)

Caused by: java.io.FileNotFoundException: C:Program FilesApache Software FoundationTomcat 5.0webappsssreportssample.xml (The system cannot find the path specified)

at java.io.FileInputStream.open(Native Method)

at java.io.FileInputStream.(FileInputStream.java:106)

at net.sf.jasperreports.engine.xml.JRXmlLoader.load(JRXmlLoader.java:166)

... 28 more

 

Please Help me ..Its urgent

Thanks in advance

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manz_jasper Apprentice

manz_jasper

Posted
Posted

....

net.sf.jasperreports.engine.JRException: java.io.FileNotFoundException: C:Program FilesApache Software FoundationTomcat 5.0webappsssreportssample.xml (The system cannot find the path specified)

...

 

That is right type or misspelled of name ?

 

webappsssreportssample.xml ...

 

Because the java can't find that file.

put your all file in your folder.

 

May it be help

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