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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.base;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.Serializable;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRDatasetRun;
import net.sf.jasperreports.engine.JRElementDataset;
import net.sf.jasperreports.engine.JRExpression;
import net.sf.jasperreports.engine.JRExpressionCollector;
import net.sf.jasperreports.engine.JRGroup;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.type.DatasetResetTypeEnum;
import net.sf.jasperreports.engine.type.IncrementTypeEnum;
import net.sf.jasperreports.engine.type.ResetTypeEnum;
import net.sf.jasperreports.engine.util.JRCloneUtils;
/**
* @author Teodor Danciu ([email protected])
*/
public class JRBaseElementDataset implements JRElementDataset, Serializable
{
/**
*
*/
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
protected DatasetResetTypeEnum datasetResetType = DatasetResetTypeEnum.REPORT;
protected IncrementTypeEnum incrementTypeValue = IncrementTypeEnum.NONE;
protected JRGroup resetGroup;
protected JRGroup incrementGroup;
protected JRDatasetRun datasetRun;
protected JRExpression incrementWhenExpression;
protected JRBaseElementDataset()
{
}
/**
*
*/
protected JRBaseElementDataset(JRElementDataset dataset)
{
if (dataset != null) {
datasetResetType = dataset.getDatasetResetType();
incrementTypeValue = dataset.getIncrementTypeValue();
resetGroup = dataset.getResetGroup();
incrementGroup = dataset.getIncrementGroup();
datasetRun = dataset.getDatasetRun();
incrementWhenExpression = dataset.getIncrementWhenExpression();
}
}
/**
*
*/
protected JRBaseElementDataset(JRElementDataset dataset, JRBaseObjectFactory factory)
{
factory.put(dataset, this);
datasetResetType = dataset.getDatasetResetType();
incrementTypeValue = dataset.getIncrementTypeValue();
resetGroup = factory.getGroup(dataset.getResetGroup());
incrementGroup = factory.getGroup(dataset.getIncrementGroup());
datasetRun = factory.getDatasetRun(dataset.getDatasetRun());
incrementWhenExpression = factory.getExpression(dataset.getIncrementWhenExpression());
}
@Override
public DatasetResetTypeEnum getDatasetResetType()
{
return this.datasetResetType;
}
/**
* @deprecated Replaced by {@link #getDatasetResetType()}.
*/
@Override
public ResetTypeEnum getResetTypeValue()
{
return ResetTypeEnum.getByValue(datasetResetType.getValueByte());
}
@Override
public IncrementTypeEnum getIncrementTypeValue()
{
return this.incrementTypeValue;
}
@Override
public JRGroup getResetGroup()
{
return resetGroup;
}
@Override
public JRGroup getIncrementGroup()
{
return incrementGroup;
}
@Override
public JRDatasetRun getDatasetRun()
{
return datasetRun;
}
@Override
public JRExpression getIncrementWhenExpression()
{
return incrementWhenExpression;
}
@Override
public void collectExpressions(JRExpressionCollector collector)
{
// expressions are collected in JRExpressionCollector directly
}
/*
* These fields are only for serialization backward compatibility.
*/
private int PSEUDO_SERIAL_VERSION_UID = JRConstants.PSEUDO_SERIAL_VERSION_UID_6_11_0; //NOPMD
/**
* @deprecated
*/
private ResetTypeEnum resetTypeValue;
/**
* @deprecated
*/
private byte resetType;
/**
* @deprecated
*/
private byte incrementType;
@SuppressWarnings("deprecation")
private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException
{
in.defaultReadObject();
if (PSEUDO_SERIAL_VERSION_UID < JRConstants.PSEUDO_SERIAL_VERSION_UID_3_7_2)
{
resetTypeValue = ResetTypeEnum.getByValue(resetType);
incrementTypeValue = IncrementTypeEnum.getByValue(incrementType);
}
if (PSEUDO_SERIAL_VERSION_UID < JRConstants.PSEUDO_SERIAL_VERSION_UID_6_11_0)
{
datasetResetType = resetTypeValue == null ? null : DatasetResetTypeEnum.getByValue(resetTypeValue.getValueByte());
}
}
@Override
public Object clone()
{
JRBaseElementDataset clone = null;
try
{
clone = (JRBaseElementDataset)super.clone();
}
catch (CloneNotSupportedException e)
{
throw new JRRuntimeException(e);
}
clone.incrementWhenExpression = JRCloneUtils.nullSafeClone(incrementWhenExpression);
clone.datasetRun = JRCloneUtils.nullSafeClone(datasetRun);
return clone;
}
}