/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.jfreereport.legacy;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jfree.data.xy.XYSeries;
import org.jfree.data.xy.XYSeriesCollection;
import org.pentaho.reporting.engine.classic.core.event.ReportEvent;
import org.pentaho.reporting.engine.classic.core.function.AbstractFunction;
import org.pentaho.reporting.engine.classic.core.function.Expression;
import org.pentaho.reporting.engine.classic.core.function.FunctionUtilities;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
/**
* @deprecated These functions are no longer supported.
*/
public class XYDataSetCollectorFunction extends AbstractFunction {
private static final Log LOG = LogFactory.getLog( XYDataSetCollectorFunction.class.getName() );
private ArrayList seriesNames;
private String domainColumn;
private XYSeriesCollection xyDataset;
private String resetGroup;
private HashMap series;
public XYDataSetCollectorFunction() {
this.seriesNames = new ArrayList();
series = new HashMap();
xyDataset = new XYSeriesCollection();
}
public void setSeriesName( final int index, final String field ) {
if ( seriesNames.size() == index ) {
seriesNames.add( field );
} else {
seriesNames.set( index, field );
}
}
public String getSeriesName( final int index ) {
return (String) seriesNames.get( index );
}
public int getSeriesNameCount() {
return seriesNames.size();
}
public String[] getSeriesName() {
return (String[]) seriesNames.toArray( new String[ seriesNames.size() ] );
}
public void setSeriesName( final String[] fields ) {
this.seriesNames.clear();
this.seriesNames.addAll( Arrays.asList( fields ) );
}
public String getDomainColumn() {
return domainColumn;
}
public void setDomainColumn( String domainColumn ) {
this.domainColumn = domainColumn;
}
public String getResetGroup() {
return resetGroup;
}
public void setResetGroup( String resetGroup ) {
this.resetGroup = resetGroup;
}
public Object getValue() {
return xyDataset;
}
public void groupStarted( ReportEvent event ) {
if ( FunctionUtilities.isDefinedGroup( getResetGroup(), event ) ) {
// reset ...
if ( FunctionUtilities.isDefinedPrepareRunLevel( this, event ) ) {
if ( LOG.isDebugEnabled() ) {
LOG.debug( "XYDataSetCollectorFunction.groupStarted " );//NON-NLS
}
XYSeriesCollection xyDataset = new XYSeriesCollection();
for ( int i = 0; i < getSeriesName().length; i++ ) {
String s = getSeriesName()[ i ];
XYSeries series = new XYSeries( s, true, true );
xyDataset.addSeries( series );
this.series.put( s, series );
}
this.xyDataset = xyDataset;
//results.add(categoryDataset);
} else {
if ( FunctionUtilities.isLayoutLevel( event ) ) {
// Activate the current group, which was filled in the prepare run.
//currentIndex += 1;
//categoryDataset = results.get(currentIndex);
}
}
} else {
// reset ...
if ( FunctionUtilities.isDefinedPrepareRunLevel( this, event ) ) {
if ( LOG.isDebugEnabled() ) {
LOG.debug( "XYDataSetCollectorFunction.groupStarted " );//NON-NLS
}
XYSeriesCollection xyDataset = new XYSeriesCollection();
for ( int i = 0; i < getSeriesName().length; i++ ) {
String s = getSeriesName()[ i ];
XYSeries series = new XYSeries( s, true, true );
xyDataset.addSeries( series );
this.series.put( s, series );
}
this.xyDataset = xyDataset;
//results.add(categoryDataset);
}
}
}
public void itemsAdvanced( final ReportEvent event ) {
if ( FunctionUtilities.isDefinedPrepareRunLevel( this, event ) ) {
final Object domainValue = getDataRow().get( getDomainColumn() );
if ( domainValue == null ) {
return;
}
if ( !( domainValue instanceof Number ) ) {
return;
}
final Number x = (Number) domainValue;
for ( int i = 0; i < seriesNames.size(); i++ ) {
String sn = (String) seriesNames.get( i );
final Object o = getDataRow().get( sn );
if ( o instanceof Number ) {
Number y = (Number) o;
final XYSeries o1 = (XYSeries) series.get( sn );
o1.add( x, y );
}
}
}
}
public Expression getInstance() {
final XYDataSetCollectorFunction fn = (XYDataSetCollectorFunction) super.getInstance();
fn.xyDataset = null;
fn.series = new HashMap();
return fn;
}
}