net.sf.jasperreports.engine.base.JRBaseSortField 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.IOException;
import java.io.ObjectInputStream;
import java.io.Serializable;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JRSortField;
import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
import net.sf.jasperreports.engine.type.SortFieldTypeEnum;
import net.sf.jasperreports.engine.type.SortOrderEnum;
/**
* @author Teodor Danciu ([email protected])
*/
public class JRBaseSortField implements JRSortField, Serializable, JRChangeEventsSupport
{
/**
*
*/
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
public static final String PROPERTY_ORDER = "order";
/**
*
*/
protected String name;
protected SortOrderEnum orderValue = SortOrderEnum.ASCENDING;
protected SortFieldTypeEnum type = SortFieldTypeEnum.FIELD;
/**
*
*/
protected JRBaseSortField()
{
}
/**
*
*/
protected JRBaseSortField(JRSortField sortField, JRBaseObjectFactory factory)
{
factory.put(sortField, this);
name = sortField.getName();
orderValue = sortField.getOrderValue();
type = sortField.getType();
}
@Override
public String getName()
{
return name;
}
@Override
public SortOrderEnum getOrderValue()
{
return orderValue;
}
/**
*
*/
public void setOrder(SortOrderEnum orderValue)
{
Object old = this.orderValue;
this.orderValue = orderValue;
getEventSupport().firePropertyChange(PROPERTY_ORDER, old, this.orderValue);
}
@Override
public SortFieldTypeEnum getType()
{
return type;
}
@Override
public Object clone()
{
try
{
JRBaseSortField clone = (JRBaseSortField)super.clone();
clone.eventSupport = null;
return clone;
}
catch (CloneNotSupportedException e)
{
throw new JRRuntimeException(e);
}
}
private transient JRPropertyChangeSupport eventSupport;
@Override
public JRPropertyChangeSupport getEventSupport()
{
synchronized (this)
{
if (eventSupport == null)
{
eventSupport = new JRPropertyChangeSupport(this);
}
}
return eventSupport;
}
/*
* These fields are only for serialization backward compatibility.
*/
private int PSEUDO_SERIAL_VERSION_UID = JRConstants.PSEUDO_SERIAL_VERSION_UID; //NOPMD
/**
* @deprecated
*/
private byte order;
@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)
{
orderValue = SortOrderEnum.getByValue((byte)(order + 1));
}
if (PSEUDO_SERIAL_VERSION_UID < JRConstants.PSEUDO_SERIAL_VERSION_UID_3_7_5)
{
type = SortFieldTypeEnum.FIELD;
}
}
}