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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2023 Cloud Software Group, 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.jndi;
import java.sql.Connection;
import java.util.Map;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.sql.DataSource;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import net.sf.jasperreports.data.AbstractDataAdapterService;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRParameter;
import net.sf.jasperreports.engine.ParameterContributorContext;
/**
* @author Teodor Danciu ([email protected])
*/
public class JndiDataAdapterService extends AbstractDataAdapterService
{
private static final Log log = LogFactory.getLog(JndiDataAdapterService.class);
private Connection connection = null;
/**
*
*/
public JndiDataAdapterService(ParameterContributorContext paramContribContext, JndiDataAdapter jndiDataAdapter)
{
super(paramContribContext, jndiDataAdapter);
}
public JndiDataAdapter getJndiDataAdapter()
{
return (JndiDataAdapter)getDataAdapter();
}
@Override
public void contributeParameters(Map parameters) throws JRException
{
JndiDataAdapter jndiDataAdapter = getJndiDataAdapter();
if (jndiDataAdapter != null)
{
try {
Context ctx = new InitialContext();
DataSource dataSource = (DataSource) ctx.lookup("java:comp/env/" + jndiDataAdapter.getDataSourceName());
connection = dataSource.getConnection();
}
catch (Exception ex)
{
throw new JRException(ex);
}
parameters.put(JRParameter.REPORT_CONNECTION, connection);
}
}
@Override
public void dispose()
{
if (connection != null)
{
try
{
connection.close();
}
catch (Exception ex)
{
if (log.isErrorEnabled())
log.error("Error while closing the connection.", ex);
}
}
}
}