CollectionDatasourceReport

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CollectionDatasourceReport

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/**
 * DynamicReports - Free Java reporting library for creating reports dynamically
 *
 * Copyright (C) 2010 - 2015 Ricardo Mariaca
 * http://www.dynamicreports.org
 *
 * This file is part of DynamicReports.
 *
 * DynamicReports is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * DynamicReports is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with DynamicReports. If not, see <http://www.gnu.org/licenses/>.
 */

package net.sf.dynamicreports.examples.datasource;

import static net.sf.dynamicreports.report.builder.DynamicReports.*;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

import net.sf.dynamicreports.examples.Templates;
import net.sf.dynamicreports.jasper.builder.JasperReportBuilder;
import net.sf.dynamicreports.report.builder.component.SubreportBuilder;
import net.sf.dynamicreports.report.exception.DRException;
import net.sf.jasperreports.engine.JRDataSource;
import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;

/**
 * @author Ricardo Mariaca (r.mariaca@dynamicreports.org)
 */
public class CollectionDatasourceReport {

	public CollectionDatasourceReport() {
		build();
	}

	private void build() {
		SubreportBuilder subreport = cmp.subreport(createSubreport())
			.setDataSource(exp.subDatasourceBeanCollection("subData"));

		try {
			report()
				.setTemplate(Templates.reportTemplate)
			  .columns(
			  	col.column("Item",       "item",      type.stringType()),
			  	col.column("Quantity",   "quantity",  type.integerType()),
			  	col.column("Unit price", "unitPrice", type.bigDecimalType()))
			  .title(Templates.createTitleComponent("CollectionDatasource"))
			  .detailFooter(
			  	cmp.horizontalList(cmp.horizontalGap(150), subreport, cmp.horizontalGap(150)),
			  	cmp.line())
			  .pageFooter(Templates.footerComponent)
			  .setDataSource(createDataSource())
			  .show();
		} catch (DRException e) {
			e.printStackTrace();
		}
	}

	private JasperReportBuilder createSubreport() {
		JasperReportBuilder report = report();
		report
		  .setTemplate(Templates.reportTemplate)
		  .title(cmp.text("SubData").setStyle(Templates.boldCenteredStyle))
		  .columns(
		  	col.column("Order date", "orderDate", type.dateType()),
		  	col.column("Quantity", "quantity", type.integerType()));

		return report;
	}

	private JRDataSource createDataSource() {
		List<Data> data = new ArrayList<Data>();

		List<SubData> subData = new ArrayList<SubData>();
		subData.add(new SubData(toDate(2011, 0, 10), 2));
		subData.add(new SubData(toDate(2011, 0, 15), 3));
		data.add(new Data("DVD", 5, new BigDecimal(30), subData));

		subData = new ArrayList<SubData>();
		subData.add(new SubData(toDate(2011, 0, 11), 1));
		subData.add(new SubData(toDate(2011, 0, 12), 3));
		subData.add(new SubData(toDate(2011, 0, 16), 4));
		data.add(new Data("Book", 8, new BigDecimal(11), subData));

		subData = new ArrayList<SubData>();
		subData.add(new SubData(toDate(2011, 0, 9), 1));
		subData.add(new SubData(toDate(2011, 0, 18), 1));
		data.add(new Data("PDA", 2, new BigDecimal(15), subData));

		return new JRBeanCollectionDataSource(data);
	}

	private Date toDate(int year, int month, int day) {
		Calendar c = Calendar.getInstance();
		c.set(Calendar.YEAR, year);
		c.set(Calendar.MONTH, month - 1);
		c.set(Calendar.DAY_OF_MONTH, day);
		return c.getTime();
	}

	public static void main(String[] args) {
		new CollectionDatasourceReport();
	}

	public class Data {
		private String item;
		private Integer quantity;
		private BigDecimal unitPrice;
		private List<SubData> subData;

		public Data(String item, Integer quantity, BigDecimal unitPrice, List<SubData> subData) {
			this.item = item;
			this.quantity = quantity;
			this.unitPrice = unitPrice;
			this.subData = subData;
		}

		public String getItem() {
			return item;
		}

		public void setItem(String item) {
			this.item = item;
		}

		public Integer getQuantity() {
			return quantity;
		}

		public void setQuantity(Integer quantity) {
			this.quantity = quantity;
		}

		public BigDecimal getUnitPrice() {
			return unitPrice;
		}

		public void setUnitPrice(BigDecimal unitPrice) {
			this.unitPrice = unitPrice;
		}

		public List<SubData> getSubData() {
			return subData;
		}

		public void setSubData(List<SubData> subData) {
			this.subData = subData;
		}
	}

	public class SubData {
		private Date orderDate;
		private Integer quantity;

		public SubData(Date orderDate, Integer quantity) {
			this.orderDate = orderDate;
			this.quantity = quantity;
		}

		public Date getOrderDate() {
			return orderDate;
		}

		public void setOrderDate(Date orderDate) {
			this.orderDate = orderDate;
		}

		public Integer getQuantity() {
			return quantity;
		}

		public void setQuantity(Integer quantity) {
			this.quantity = quantity;
		}
	}
}
 
Tags: subreport, datasource

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