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java jasper example
java jasper example
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‎java-jasper/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.hmkcode</groupId>
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<artifactId>java-jasper</artifactId>
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<version>1.0-SNAPSHOT</version>
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<name>java-jasper</name>
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<!-- FIXME change it to the pro ject's website -->
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<url>http://www.example.com</url>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.7</maven.compiler.source>
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<maven.compiler.target>1.7</maven.compiler.target>
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</properties>
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<dependencies>
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<dependency>
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<groupId>net.sf.jasperreports</groupId>
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<artifactId>jasperreports</artifactId>
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<version>6.10.0</version>
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</dependency>
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<!-- https://mvnrepository.com/artifact/org.springframework/spring-core -->
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-core</artifactId>
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<version>5.2.3.RELEASE</version>
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</dependency>
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</dependencies>
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</project>

‎java-jasper/src/main/java/com/hmkcode/App.java‎

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package com.hmkcode;
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import net.sf.jasperreports.engine.*;
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import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;
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import org.springframework.util.ResourceUtils;
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import java.io.*;
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import java.util.*;
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public class App
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{
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// name and destination of output file e.g. "report.pdf"
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private static String destFileName = "report.pdf";
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public static void main( String[] args ) throws FileNotFoundException, JRException {
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System.out.println( "generating jasper report..." );
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// 1. compile template ".jrxml" file
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JasperReport jasperReport = getJasperReport();
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// 2. parameters "empty"
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Map<String, Object> parameters = getParameters();
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// 3. datasource "java object"
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JRDataSource dataSource = getDataSource();
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JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, parameters, dataSource);
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JasperExportManager.exportReportToPdfFile(jasperPrint, destFileName);
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}
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private static JasperReport getJasperReport() throws FileNotFoundException, JRException {
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File template = ResourceUtils.getFile("classpath:report.jrxml");
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return JasperCompileManager.compileReport(template.getAbsolutePath());
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}
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private static Map<String, Object> getParameters(){
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Map<String, Object> parameters = new HashMap<>();
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parameters.put("createdBy", "hmkcode");
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return parameters;
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}
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private static JRDataSource getDataSource(){
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List<Country> countries = new LinkedList<>();
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countries.add(new Country("IS", "Iceland", "https://i.pinimg.com/originals/72/b4/49/72b44927f220151547493e528a332173.png"));
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countries.add(new Country("TR", "Turkey", "https://i.pinimg.com/originals/82/63/23/826323bba32e6e5a5996062c3a3c662f.png"));
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countries.add(new Country("ZA", "South Africa", "https://i.pinimg.com/originals/f5/c7/8d/f5c78da001b46e26481c04fb93473454.png"));
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countries.add(new Country("PL", "Poland", "https://i.pinimg.com/originals/7f/ae/21/7fae21c4854010b11127218ead743863.png"));
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countries.add(new Country("CA", "Canada", "https://i.pinimg.com/originals/4d/d4/01/4dd401733ba25e6442fc8696e04e5846.png"));
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countries.add(new Country("PA", "Panama", "https://i.pinimg.com/originals/84/dc/e4/84dce49e52ebfb5b3814393069807e0a.png"));
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countries.add(new Country("HR", "Croatia", "https://i.pinimg.com/originals/f5/8c/94/f58c94a2a2b3221328fc1e2b7acfa656.png"));
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countries.add(new Country("JP", "Japan", "https://i.pinimg.com/originals/a5/d6/88/a5d688289cd6850016f14fe93b17da01.png"));
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countries.add(new Country("DE", "Germany", "https://i.pinimg.com/originals/af/c9/b2/afc9b2592a9f1cf591e8a52256ae1e9f.png"));
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countries.add(new Country("BR", "Brazil", "https://i.pinimg.com/originals/e4/03/c4/e403c4447a3bd8940459ae4f50856bed.png"));
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return new JRBeanCollectionDataSource(countries);
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}
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}

‎java-jasper/src/main/java/com/hmkcode/Country.java‎

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package com.hmkcode;
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public class Country {
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private String code;
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private String name;
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private String url;
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public Country(String code, String name, String url) {
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this.code = code;
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this.name = name;
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this.url = url;
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}
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public String getCode() {
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return code;
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}
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public void setCode(String code) {
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this.code = code;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getUrl() {
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return url;
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}
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public void setUrl(String url) {
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this.url = url;
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}
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@Override
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public String toString() {
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return "Country{" +
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"code='" + code + '\'' +
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", name='" + name + '\'' +
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", url='" + url + '\'' +
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'}';
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}
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}

‎java-jasper/src/main/resources/report.jrxml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<!-- Created with Jaspersoft Studio version 6.12.2.final using JasperReports Library version 6.12.2-75c5e90a222ab406e416cbf590a5397028a52de3 -->
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<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd" name="Blank_A4" pageWidth="595" pageHeight="842" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20" uuid="34cba994-a348-482d-a4f9-cc564ea3b15d">
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<field name="code" class="java.lang.String"/>
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<field name="name" class="java.lang.String"/>
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<field name="url" class="java.lang.String"/>
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<background>
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<band splitType="Stretch"/>
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</background>
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<detail>
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<band height="300" splitType="Stretch">
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<property name="com.jaspersoft.studio.unit.height" value="px"/>
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<textField>
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<reportElement x="0" y="30" width="100" height="15" uuid="df36eede-f9ab-4f09-b0fd-48b5f1ed111d"/>
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<textElement textAlignment="Center" verticalAlignment="Middle">
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<font isBold="true"/>
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</textElement>
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<textFieldExpression><![CDATA[$F{code}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="0" y="50" width="100" height="15" uuid="30900144-0445-4c10-9a38-522daf829774"/>
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<textElement textAlignment="Center" verticalAlignment="Middle">
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<font isBold="true"/>
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</textElement>
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<textFieldExpression><![CDATA[$F{name}]]></textFieldExpression>
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</textField>
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<image hAlign="Center">
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<reportElement x="110" y="10" width="450" height="280" uuid="7fe61833-aab7-43ca-bace-9a2143912c39">
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<property name="com.jaspersoft.studio.unit.width" value="px"/>
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<property name="com.jaspersoft.studio.unit.height" value="px"/>
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</reportElement>
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<box padding="2"/>
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<imageExpression><![CDATA[$F{url}]]></imageExpression>
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</image>
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</band>
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</detail>
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</jasperReport>

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