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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.charts.fill;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.jfree.data.general.Dataset;
import org.jfree.data.time.RegularTimePeriod;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import net.sf.jasperreports.charts.JRTimeSeries;
import net.sf.jasperreports.charts.JRTimeSeriesDataset;
import net.sf.jasperreports.charts.util.TimeSeriesLabelGenerator;
import net.sf.jasperreports.engine.JRChartDataset;
import net.sf.jasperreports.engine.JRExpressionCollector;
import net.sf.jasperreports.engine.JRPrintHyperlink;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.design.JRVerifier;
import net.sf.jasperreports.engine.fill.JRCalculator;
import net.sf.jasperreports.engine.fill.JRExpressionEvalException;
import net.sf.jasperreports.engine.fill.JRFillChartDataset;
import net.sf.jasperreports.engine.fill.JRFillObjectFactory;
/**
* @author Flavius Sana ([email protected])
*/
public class JRFillTimeSeriesDataset extends JRFillChartDataset implements JRTimeSeriesDataset
{
public static final String EXCEPTION_MESSAGE_KEY_SERIES_NULL_NAME = "charts.time.series.dataset.series.null.name";
/**
*
*/
protected JRFillTimeSeries[] timeSeries;
private List> seriesNames;
private Map, TimeSeries> seriesMap;
private Map, Map> labelsMap;
private Map, Map> itemHyperlinks;
public JRFillTimeSeriesDataset(
JRTimeSeriesDataset timeSeriesDataset,
JRFillObjectFactory factory
)
{
super( timeSeriesDataset, factory );
JRTimeSeries[] srcTimeSeries = timeSeriesDataset.getSeries();
if( srcTimeSeries != null && srcTimeSeries.length > 0)
{
timeSeries = new JRFillTimeSeries[srcTimeSeries.length];
for (int i = 0; i < timeSeries.length; i++)
{
timeSeries[i] = (JRFillTimeSeries)factory.getTimeSeries(srcTimeSeries[i]);
}
}
}
@Override
public JRTimeSeries[] getSeries()
{
return timeSeries;
}
@Override
protected void customInitialize()
{
seriesNames = null;
seriesMap = null;
labelsMap = null;
itemHyperlinks = null;
}
@Override
protected void customEvaluate(JRCalculator calculator) throws JRExpressionEvalException
{
if(timeSeries != null && timeSeries.length > 0)
{
for (int i = 0; i < timeSeries.length; i++)
{
timeSeries[i].evaluate( calculator );
}
}
}
@Override
protected void customIncrement()
{
if (timeSeries != null && timeSeries.length > 0)
{
if (seriesNames == null)
{
seriesNames = new ArrayList>();
seriesMap = new HashMap, TimeSeries>();
labelsMap = new HashMap, Map>();
itemHyperlinks = new HashMap, Map>();
}
for (int i = 0; i < timeSeries.length; i++)
{
JRFillTimeSeries crtTimeSeries = timeSeries[i];
Comparable seriesName = crtTimeSeries.getSeries();
if (seriesName == null)
{
throw
new JRRuntimeException(
EXCEPTION_MESSAGE_KEY_SERIES_NULL_NAME,
(Object[])null
);
}
TimeSeries series = seriesMap.get(seriesName);
if(series == null)
{
series = new TimeSeries(seriesName.toString());
seriesNames.add(seriesName);
seriesMap.put(seriesName, series);
}
RegularTimePeriod tp =
RegularTimePeriod.createInstance(
getTimePeriod(),
crtTimeSeries.getTimePeriod(),
getTimeZone()
);
series.addOrUpdate(tp, crtTimeSeries.getValue());
if (crtTimeSeries.getLabelExpression() != null)
{
Map seriesLabels = labelsMap.get(seriesName);
if (seriesLabels == null)
{
seriesLabels = new HashMap();
labelsMap.put(seriesName, seriesLabels);
}
seriesLabels.put(tp, crtTimeSeries.getLabel());
}
if (crtTimeSeries.hasItemHyperlink())
{
Map seriesLinks = itemHyperlinks.get(seriesName);
if (seriesLinks == null)
{
seriesLinks = new HashMap();
itemHyperlinks.put(seriesName, seriesLinks);
}
seriesLinks.put(tp, crtTimeSeries.getPrintItemHyperlink());
}
}
}
}
@Override
public Dataset getCustomDataset()
{
TimeSeriesCollection dataset = new TimeSeriesCollection(getTimeZone());
if (seriesNames != null)
{
for(int i = 0; i < seriesNames.size(); i++)
{
Comparable seriesName = seriesNames.get(i);
dataset.addSeries(seriesMap.get(seriesName));
}
}
return dataset;
}
@Override
public Class getTimePeriod() {
return ((JRTimeSeriesDataset)parent).getTimePeriod();
}
@Override
public void setTimePeriod(Class timePeriod) {
}
@Override
public byte getDatasetType() {
return JRChartDataset.TIMESERIES_DATASET;
}
@Override
public Object getLabelGenerator(){
return new TimeSeriesLabelGenerator(labelsMap, getLocale());//FIXMETHEME this and other similar implementations should be able to return null and chart themes should be protected agains null;
}
@Override
public void collectExpressions(JRExpressionCollector collector)
{
collector.collect(this);
}
public Map, Map> getItemHyperlinks()
{
return itemHyperlinks;
}
public boolean hasItemHyperlinks()
{
boolean foundLinks = false;
if (timeSeries != null && timeSeries.length > 0)
{
for (int i = 0; i < timeSeries.length && !foundLinks; i++)
{
foundLinks = timeSeries[i].hasItemHyperlink();
}
}
return foundLinks;
}
@Override
public void validate(JRVerifier verifier)
{
verifier.verify(this);
}
}