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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2022 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.design;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.base.JRBaseExpressionChunk;
import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
/**
* @author Teodor Danciu ([email protected])
*/
public class JRDesignExpressionChunk extends JRBaseExpressionChunk implements JRChangeEventsSupport
{
/**
*
*/
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
public static final String PROPERTY_TEXT = "text";
public static final String PROPERTY_TYPE = "type";
/**
*
*/
public void setType(byte type)
{
byte old = this.type;
this.type = type;
getEventSupport().firePropertyChange(PROPERTY_TYPE, old, this.type);
}
/**
*
*/
public void setText(String text)
{
Object old = this.text;
this.text = text;
getEventSupport().firePropertyChange(PROPERTY_TEXT, old, this.text);
}
@Override
public Object clone()
{
JRDesignExpressionChunk clone = (JRDesignExpressionChunk)super.clone();
clone.eventSupport = null;
return clone;
}
private transient JRPropertyChangeSupport eventSupport;
@Override
public JRPropertyChangeSupport getEventSupport()
{
synchronized (this)
{
if (eventSupport == null)
{
eventSupport = new JRPropertyChangeSupport(this);
}
}
return eventSupport;
}
}