Dev Tips#42 Passing parameters to a Jasper Report in Java

In this tutorial, I show you how to pass parameteres to a Jasper report in JAVA running in Netbeans IDE 8.
Settings.xml:

   
    <mirrors>
        <mirror>
      <id>mirror1</id>
      <mirrorOf>central</mirrorOf>
      <name>mirror1</name>
      <url>https://repo.maven.apache.org/maven2/</url>
        </mirror>
    </mirrors>
   
  

POM.xml:

   
<dependencies>
        <dependency>
    <groupId>net.sf.jasperreports</groupId>
    <artifactId>jasperreports</artifactId>
    <version>6.8.0</version>
    <type>jar</type>
    <scope>compile</scope>
    <exclusions>
        <exclusion>
            <artifactId>commons-collections</artifactId>
            <groupId>commons-collections</groupId>
        </exclusion>
        <exclusion>
            <artifactId>commons-beanutils</artifactId>
            <groupId>commons-beanutils</groupId>
        </exclusion>
        <exclusion>
            <artifactId>commons-digester</artifactId>
            <groupId>commons-digester</groupId>
        </exclusion>
        <exclusion>
            <artifactId>commons-logging</artifactId>
            <groupId>commons-logging</groupId>
        </exclusion>
    </exclusions>
</dependency>
<dependency>
<groupId>commons-digester</groupId>
<artifactId>commons-digester</artifactId>
<version>2.1</version>
<scope>compile</scope>
<optional>false</optional>
</dependency>
    </dependencies>
   
  

Main Java Class:

 package com.mycompany.mavenprojectdemov1;

import java.util.HashMap;
import net.sf.jasperreports.engine.*;
import net.sf.jasperreports.engine.JREmptyDataSource;
import net.sf.jasperreports.engine.JasperCompileManager;
import net.sf.jasperreports.engine.JasperExportManager;
import net.sf.jasperreports.engine.JasperFillManager;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.design.JasperDesign;
import net.sf.jasperreports.engine.xml.JRXmlLoader; 
/**
 * Hello world!
 *
 */
public class App 
{
    public static void main( String[] args )
    {
      

        String fileNameJrxml = "E:/Jasper/Blank_A4_Paramv2.jrxml";
        String fileNamePdf = "E:/Jasper/Blank_A4_Paramv2.pdf";
 
        try {
            System.out.println("Loading the .JRMXML file ....");
            JasperDesign jasperDesign = JRXmlLoader.load(fileNameJrxml);
            System.out.println("Compiling the .JRMXML file to .JASPER file....");
            JasperReport jasperReport = JasperCompileManager.compileReport(jasperDesign);
            String first_language = "Java";
            String second_language = "Structured text";
            HashMap hm = new HashMap();
            hm.put("Param_First_Language", first_language);
            hm.put("Param_Second_Language", second_language);
            System.out.println("filling parameters to .JASPER file....");
            JasperPrint jprint = (JasperPrint) JasperFillManager.fillReport(jasperReport, hm, new JREmptyDataSource());
            System.out.println("exporting the JASPER file to PDF file....");
            JasperExportManager.exportReportToPdfFile(jprint, fileNamePdf);
            System.out.println("Successfully completed the export");

        } catch (Exception e) {
            System.out.print("Exception:" + e);
        }

    }
}