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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2019 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports 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.
*
* JasperReports 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 JasperReports. If not, see .
*/
package net.sf.jasperreports.engine.data;
import java.text.Collator;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import net.sf.jasperreports.engine.JRDataSource;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRField;
import net.sf.jasperreports.engine.JRRewindableDataSource;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JRSortField;
import net.sf.jasperreports.engine.fill.DatasetSortUtil;
import net.sf.jasperreports.engine.fill.JRFillInterruptedException;
import net.sf.jasperreports.engine.type.SortOrderEnum;
/**
* This data source implementation is now deprecated because it does not know about sorting on
* dataset variables and should no longer be used.
* It will be removed from the library in future versions.
* @deprecated Replaced by {@link ListOfArrayDataSource} and {@link DatasetSortUtil}.
* @author Teodor Danciu ([email protected])
*/
public class JRSortableDataSource implements JRRewindableDataSource
{
public static final String EXCEPTION_MESSAGE_KEY_SORT_FIELD_NOT_FOUND = "data.sortable.sort.field.not.found";
/**
*
*/
private List