ColumnDetectDataTypeReport

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ColumnDetectDataTypeReport

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/**
 * DynamicReports - Free Java reporting library for creating reports dynamically
 *
 * Copyright (C) 2010 - 2015 Ricardo Mariaca
 * http://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.util.ArrayList;
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.datasource.DRDataSource;
import net.sf.dynamicreports.report.definition.datatype.DRIDataType;
import net.sf.dynamicreports.report.exception.DRException;
import net.sf.jasperreports.engine.JRDataSource;

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

        public ColumnDetectDataTypeReport() {
                build();
        }

        @SuppressWarnings({ "rawtypes", "unchecked" })
        private void build() {
                try {
                        JasperReportBuilder report = report();
                        for (Column column : createColumns()) {
                                report.addColumn(col.column(column.title, column.field, (DRIDataType) type.detectType(column.dataType)));
                        }
                        report
                          .setTemplate(Templates.reportTemplate)
                          .title(Templates.createTitleComponent("ColumnDetectDataTypes"))
                          .pageFooter(Templates.footerComponent)
                          .setDataSource(createDataSource())
                          .show();
                } catch (DRException e) {
                        e.printStackTrace();
                }
        }

        private JRDataSource createDataSource() {
                DRDataSource dataSource = new DRDataSource("item", "orderdate", "quantity", "unitprice");
                dataSource.add("Notebook", new Date(), 1, new BigDecimal(500));
                return dataSource;
        }

        private List<Column> createColumns() {
                List<Column> columns = new ArrayList<Column>();
                columns.add(new Column("Item",        "item",      "string"));//dataType = "String", "STRING", "java.lang.String", "text"
                columns.add(new Column("Quantity",    "quantity",  "integer"));//dataType = "Integer", "INTEGER", "java.lang.Integer"
                columns.add(new Column("Unit price",  "unitprice", "bigDecimal"));//dataType = "bigdecimal", "BIGDECIMAL", "java.math.BigDecimal"
                columns.add(new Column("Order date",  "orderdate", "date"));//dataType = "Date", "DATE", "java.util.Date"
                columns.add(new Column("Order date",  "orderdate", "dateYearToFraction"));//dataType = "dateyeartofraction", "DATEYEARTOFRACTION"
                columns.add(new Column("Order year",  "orderdate", "dateYear"));//dataType = "DateYear", "dateyear", "DATEYEAR"
                columns.add(new Column("Order month", "orderdate", "dateMonth"));//dataType = "DateMonth", "datemonth", "DATEMONTH"
                columns.add(new Column("Order day",   "orderdate", "dateDay"));//dataType = "DateDay", "dateday", "DATEDAY"
                return columns;
        }

        private class Column {
                private String title;
                private String field;
                private String dataType;

                private Column(String title, String field, String dataType) {
                        this.title = title;
                        this.field = field;
                        this.dataType = dataType;
                }
        }

        public static void main(String[] args) {
                new ColumnDetectDataTypeReport();
        }
}
 
Tags: column

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