net.sf.jasperreports.data.DataFileResolver 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.data;
import java.util.List;
import net.sf.jasperreports.engine.JasperReportsContext;
/**
* @author Lucian Chirita ([email protected])
*/
public class DataFileResolver
{
private final JasperReportsContext context;
public static DataFileResolver instance(JasperReportsContext context)
{
// not caching for now
return new DataFileResolver(context);
}
protected DataFileResolver(JasperReportsContext context)
{
this.context = context;
}
public DataFileService getService(DataFile dataFile)
{
List factories = context.getExtensions(DataFileServiceFactory.class);
DataFileService dataService = null;
if (factories != null)
{
for (DataFileServiceFactory factory : factories)
{
DataFileService service = factory.createService(context, dataFile);
if (service != null)
{
dataService = service;
break;
}
}
}
return dataService;
}
}