net.sf.jasperreports.engine.base.JRBaseScriptlet Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jasperreports Show documentation
Show all versions of jasperreports Show documentation
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.base;
import java.io.Serializable;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRPropertiesHolder;
import net.sf.jasperreports.engine.JRPropertiesMap;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JRScriptlet;
import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
import net.sf.jasperreports.engine.util.JRClassLoader;
/**
* @author Teodor Danciu ([email protected])
*/
public class JRBaseScriptlet implements JRScriptlet, Serializable, JRChangeEventsSupport
{
/**
*
*/
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
public static final String PROPERTY_DESCRIPTION = "description";
/**
*
*/
protected String name;
protected String description;
protected String valueClassName = java.lang.String.class.getName();
protected String valueClassRealName;
protected transient Class valueClass;
/**
*
*/
protected JRPropertiesMap propertiesMap;
/**
*
*/
protected JRBaseScriptlet()
{
propertiesMap = new JRPropertiesMap();
}
/**
*
*/
protected JRBaseScriptlet(JRScriptlet scriptlet, JRBaseObjectFactory factory)
{
factory.put(scriptlet, this);
name = scriptlet.getName();
description = scriptlet.getDescription();
valueClassName = scriptlet.getValueClassName();
propertiesMap = scriptlet.getPropertiesMap().cloneProperties();
}
@Override
public String getName()
{
return this.name;
}
@Override
public String getDescription()
{
return this.description;
}
@Override
public void setDescription(String description)
{
Object old = this.description;
this.description = description;
getEventSupport().firePropertyChange(PROPERTY_DESCRIPTION, old, this.description);
}
@Override
public Class getValueClass()
{
if (valueClass == null)
{
String className = getValueClassRealName();
if (className != null)
{
try
{
valueClass = JRClassLoader.loadClassForName(className);
}
catch(ClassNotFoundException e)
{
throw new JRRuntimeException(e);
}
}
}
return valueClass;
}
@Override
public String getValueClassName()
{
return valueClassName;
}
/**
*
*/
private String getValueClassRealName()
{
if (valueClassRealName == null)
{
valueClassRealName = JRClassLoader.getClassRealName(valueClassName);
}
return valueClassRealName;
}
@Override
public boolean hasProperties()
{
return propertiesMap != null && propertiesMap.hasProperties();
}
@Override
public JRPropertiesMap getPropertiesMap()
{
return propertiesMap;
}
@Override
public JRPropertiesHolder getParentProperties()
{
return null;
}
@Override
public Object clone()
{
JRBaseScriptlet clone = null;
try
{
clone = (JRBaseScriptlet)super.clone();
}
catch (CloneNotSupportedException e)
{
throw new JRRuntimeException(e);
}
if (propertiesMap != null)
{
clone.propertiesMap = (JRPropertiesMap)propertiesMap.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;
}
}