net.sf.jasperreports.engine.analytics.data.MappedPropertyValues 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 - 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.analytics.data;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* @author Lucian Chirita ([email protected])
*/
public class MappedPropertyValues implements PropertyValues
{
private static final Log log = LogFactory.getLog(MappedPropertyValues.class);
private final Map propertyIndexes;
private final Object[] propertyValues;
public MappedPropertyValues(Map propertyIndexes, Object[] propertyValues)
{
this.propertyIndexes = propertyIndexes;
this.propertyValues = propertyValues;
}
@Override
public Set getPropertyNames()
{
return Collections.unmodifiableSet(propertyIndexes.keySet());
}
@Override
public Object getPropertyValue(String name)
{
Integer propertyIndex = propertyIndexes.get(name);
Object value;
if (propertyIndex == null)
{
if (log.isDebugEnabled())
{
log.debug("property " + name + " not found");
}
value = null;
}
else
{
// assuming the index is in bounds
value = propertyValues[propertyIndex];
}
return value;
}
}