net.sf.jasperreports.engine.base.JRBaseReportTemplate Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2014 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.Serializable;
import net.sf.jasperreports.engine.JRAbstractObjectFactory;
import net.sf.jasperreports.engine.JRCloneable;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRExpression;
import net.sf.jasperreports.engine.JRReportTemplate;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.util.JRCloneUtils;
/**
* Base read-only implementation of {@link JRReportTemplate JRReportTemplate}.
*
* @author Lucian Chirita ([email protected])
*/
public class JRBaseReportTemplate implements JRReportTemplate, Serializable, JRCloneable
{
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
protected JRExpression sourceExpression;
protected JRBaseReportTemplate()
{
}
public JRBaseReportTemplate(JRReportTemplate reportTemplate, JRAbstractObjectFactory factory)
{
factory.put(reportTemplate, this);
sourceExpression = factory.getExpression(reportTemplate.getSourceExpression());
}
public JRExpression getSourceExpression()
{
return sourceExpression;
}
/**
*
*/
public Object clone()
{
JRBaseReportTemplate clone = null;
try
{
clone = (JRBaseReportTemplate)super.clone();
}
catch (CloneNotSupportedException e)
{
throw new JRRuntimeException(e);
}
clone.sourceExpression = JRCloneUtils.nullSafeClone(sourceExpression);
return clone;
}
}