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150 | /**
* DynamicReports - Free Java reporting library for creating reports dynamically
*
* Copyright (C) 2010 - 2018 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.column;
import static net.sf.dynamicreports.report.builder.DynamicReports.*;
import java.math.BigDecimal;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import net.sf.dynamicreports.examples.Templates;
import net.sf.dynamicreports.report.base.expression.AbstractSimpleExpression;
import net.sf.dynamicreports.report.builder.column.TextColumnBuilder;
import net.sf.dynamicreports.report.datasource.DRDataSource;
import net.sf.dynamicreports.report.definition.ReportParameters;
import net.sf.dynamicreports.report.exception.DRException;
import net.sf.jasperreports.engine.JRDataSource;
/**
* @author Ricardo Mariaca (r.mariaca@dynamicreports.org)
*/
public class ConversionColumnReport {
public ConversionColumnReport() {
build();
}
private void build() {
try {
TextColumnBuilder<Date> orderDateColumn1 = col.column("Order date", new OrderDateColumn1())
.setDataType(type.dateType());
TextColumnBuilder<Date> orderDateColumn2 = col.column("Order date", new OrderDateColumn2())
.setDataType(type.dateType());
TextColumnBuilder<BigDecimal> quantityColumn1 = col.column("Quantity", new QuantityColumn1())
.setDataType(type.bigDecimalType());
TextColumnBuilder<BigDecimal> quantityColumn2 = col.column("Quantity", new QuantityColumn2())
.setDataType(type.bigDecimalType());
report()
.setTemplate(Templates.reportTemplate)
.fields(
field("orderdate", String.class),
field("quantity", String.class))
.columns(
col.column("Item", "item", type.stringType()),
orderDateColumn1, orderDateColumn2, quantityColumn1, quantityColumn2)
.title(Templates.createTitleComponent("ConversionColumn"))
.pageFooter(Templates.footerComponent)
.subtotalsAtSummary(
sbt.min(orderDateColumn1), sbt.min(orderDateColumn2), sbt.sum(quantityColumn1), sbt.sum(quantityColumn2))
.setDataSource(createDataSource())
.show();
} catch (DRException e) {
e.printStackTrace();
}
}
private JRDataSource createDataSource() {
DRDataSource dataSource = new DRDataSource("item", "orderdate", "quantity");
dataSource.add("Notebook", "1/1/2010", "100.9");
dataSource.add("Notebook", "2/2/2010", "100.2");
return dataSource;
}
public static void main(String[] args) {
new ConversionColumnReport();
}
private class OrderDateColumn1 extends AbstractSimpleExpression<Date> {
private static final long serialVersionUID = 1L;
@Override
public Date evaluate(ReportParameters reportParameters) {
String value = reportParameters.getValue("orderdate");
try {
return new SimpleDateFormat("MM/dd/yyyy", reportParameters.getLocale()).parse(value);
} catch (ParseException e) {
e.printStackTrace();
}
return null;
}
}
private class OrderDateColumn2 extends AbstractSimpleExpression<Date> {
private static final long serialVersionUID = 1L;
@Override
public Date evaluate(ReportParameters reportParameters) {
try {
return type.dateType().stringToValue("orderdate", reportParameters);
} catch (DRException e) {
e.printStackTrace();
}
return null;
}
}
private class QuantityColumn1 extends AbstractSimpleExpression<BigDecimal> {
private static final long serialVersionUID = 1L;
@Override
public BigDecimal evaluate(ReportParameters reportParameters) {
String value = reportParameters.getValue("quantity");
try {
Number number = new DecimalFormat("#,###.##", new DecimalFormatSymbols(reportParameters.getLocale())).parse(value);
return new BigDecimal(number.doubleValue());
} catch (ParseException e) {
e.printStackTrace();
}
return null;
}
}
private class QuantityColumn2 extends AbstractSimpleExpression<BigDecimal> {
private static final long serialVersionUID = 1L;
@Override
public BigDecimal evaluate(ReportParameters reportParameters) {
try {
return type.bigDecimalType().stringToValue("quantity", reportParameters);
} catch (DRException e) {
e.printStackTrace();
}
return null;
}
}
}
|
