Tags: jasper-reports

Following excerpt show how you can fill the Jasper Table using Collection of data in Java. Watch the video to understand the steps easily.



Source code (template_Table.jrxml)

<?xml version="1.0" encoding="UTF-8"?>
<!-- Created with Jaspersoft Studio version 6.1.1.final using JasperReports Library version 6.1.1  -->
<!-- 2015-11-25T00:02:30 -->
<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="template_Table" pageWidth="595" pageHeight="842" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20" uuid="1a0aa80b-dc07-4dca-bdbc-aa78eeb0d12b">
    <style name="Table_TH" mode="Opaque" backcolor="#F0F8FF">
        <box>
            <pen lineWidth="0.5" lineColor="#000000"/>
            <topPen lineWidth="0.5" lineColor="#000000"/>
            <leftPen lineWidth="0.5" lineColor="#000000"/>
            <bottomPen lineWidth="0.5" lineColor="#000000"/>
            <rightPen lineWidth="0.5" lineColor="#000000"/>
        </box>
    </style>
    <style name="Table_CH" mode="Opaque" backcolor="#BFE1FF">
        <box>
            <pen lineWidth="0.5" lineColor="#000000"/>
            <topPen lineWidth="0.5" lineColor="#000000"/>
            <leftPen lineWidth="0.5" lineColor="#000000"/>
            <bottomPen lineWidth="0.5" lineColor="#000000"/>
            <rightPen lineWidth="0.5" lineColor="#000000"/>
        </box>
    </style>
    <style name="Table_TD" mode="Opaque" backcolor="#FFFFFF">
        <box>
            <pen lineWidth="0.5" lineColor="#000000"/>
            <topPen lineWidth="0.5" lineColor="#000000"/>
            <leftPen lineWidth="0.5" lineColor="#000000"/>
            <bottomPen lineWidth="0.5" lineColor="#000000"/>
            <rightPen lineWidth="0.5" lineColor="#000000"/>
        </box>
    </style>
    <subDataset name="ItemDataset" uuid="2914f7c6-c2d7-448b-b0c1-090970e18ed6">
        <queryString>
   <![CDATA[]]>
        </queryString>
        <field name="name" class="java.lang.String"/>
        <field name="price" class="java.lang.Double"/>
    </subDataset>
    <parameter name="ItemDataSource" class="net.sf.jasperreports.engine.data.JRBeanCollectionDataSource"/>
    <queryString>
  <![CDATA[]]>
    </queryString>
    <background>
        <band splitType="Stretch"/>
    </background>
    <detail>
        <band height="256" splitType="Stretch">
            <componentElement>
                <reportElement x="0" y="0" width="555" height="200" uuid="7786bb05-503a-4b6a-991a-a7bcf3abad07">
                    <property name="com.jaspersoft.studio.layout" value="com.jaspersoft.studio.editor.layout.VerticalRowLayout"/>
                </reportElement>
                <jr:table xmlns:jr="http://jasperreports.sourceforge.net/jasperreports/components" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports/components http://jasperreports.sourceforge.net/xsd/components.xsd">
                    <datasetRun subDataset="ItemDataset" uuid="d3e1e03a-2c83-4436-9e50-79518bc3d337">
                        <dataSourceExpression><![CDATA[$P{ItemDataSource}]]></dataSourceExpression>
                    </datasetRun>
                    <jr:column width="130" uuid="dca8961f-ce2d-47ac-879c-b15847d170a9">
                        <property name="com.jaspersoft.studio.components.table.model.column.name" value="Column1"/>
                        <jr:tableHeader height="30">
                            <staticText>
                                <reportElement x="0" y="0" width="130" height="30" uuid="f60d1675-6fb6-4569-93ca-de32b3a8e861"/>
                                <text><![CDATA[Item Name]]></text>
                            </staticText>
                        </jr:tableHeader>
                        <jr:detailCell height="30">
                            <textField>
                                <reportElement x="0" y="0" width="130" height="30" uuid="f1de366a-b36f-4200-9b1e-7a0009be5373"/>
                                <textFieldExpression><![CDATA[$F{name}]]></textFieldExpression>
                            </textField>
                        </jr:detailCell>
                    </jr:column>
                    <jr:column width="140" uuid="980fffb5-1088-47a6-b00f-b5d08b7093c9">
                        <property name="com.jaspersoft.studio.components.table.model.column.name" value="Column2"/>
                        <jr:tableHeader height="30">
                            <staticText>
                                <reportElement x="0" y="0" width="140" height="30" uuid="16679b95-2e6e-4ca1-b8b6-dd7b74267c56"/>
                                <text><![CDATA[Item Price]]></text>
                            </staticText>
                        </jr:tableHeader>
                        <jr:detailCell height="30">
                            <textField>
                                <reportElement x="0" y="0" width="140" height="30" uuid="341e7faf-9680-4941-a9a4-ac78b8f4aae0"/>
                                <textFieldExpression><![CDATA[$F{price}]]></textFieldExpression>
                            </textField>
                        </jr:detailCell>
                    </jr:column>
                </jr:table>
            </componentElement>
        </band>
    </detail>
</jasperReport>

Source code (Item.java)

public class Item {

    private String name;
    private Double price;

    // getter-setter
}

Source code (JasperTableExample.java)

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import com.javaquery.bean.Item;

import net.sf.jasperreports.engine.JREmptyDataSource;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JasperExportManager;
import net.sf.jasperreports.engine.JasperFillManager;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;

/**
 * @author javaQuery
 * @date 24nd November, 2015
 * @Github: https://github.com/javaquery/Examples
 */
public class JasperTableExample {

    public static void main(String[] args) {
        try {
            /* User home directory location */
            String userHomeDirectory = System.getProperty("user.home");
            /* Output file location */
            String outputFile = userHomeDirectory + File.separatorChar + "JasperTableExample.pdf";

            /* List to hold Items */
            List<Item> listItems = new ArrayList<Item>();

            /* Create Items */
            Item iPhone = new Item();
            iPhone.setName("iPhone 6S");
            iPhone.setPrice(65000.00);

            Item iPad = new Item();
            iPad.setName("iPad Pro");
            iPad.setPrice(70000.00);

            /* Add Items to List */
            listItems.add(iPhone);
            listItems.add(iPad);

            /* Convert List to JRBeanCollectionDataSource */
            JRBeanCollectionDataSource itemsJRBean = new JRBeanCollectionDataSource(listItems);

            /* Map to hold Jasper report Parameters */
            Map<String, Object> parameters = new HashMap<String, Object>();
            parameters.put("ItemDataSource", itemsJRBean);

            /* Using compiled version(.jasper) of Jasper report to generate PDF */
            JasperPrint jasperPrint = JasperFillManager.fillReport("resources/com/javaquery/jasper/templates/template_Table.jasper", parameters, new JREmptyDataSource());

            /* outputStream to create PDF */
            OutputStream outputStream = new FileOutputStream(new File(outputFile));
            /* Write content to PDF file */
            JasperExportManager.exportReportToPdfStream(jasperPrint, outputStream);

            System.out.println("File Generated");
        } catch (JRException ex) {
            ex.printStackTrace();
        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
        }
    }
}

Tags: jasper-reports