/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package com.sun.jdbcra.spi;
import com.sun.jdbcra.spi.ManagedConnection;
import java.sql.SQLException;
import javax.resource.ResourceException;
import java.util.logging.Logger;
import java.util.logging.Level;
/**
* <code>ManagedConnectionMetaData</code> implementation for Generic JDBC Connector.
*
* @version 1.0, 02/08/03
* @author Evani Sai Surya Kiran
*/
public class ManagedConnectionMetaData implements javax.resource.spi.ManagedConnectionMetaData {
private java.sql.DatabaseMetaData dmd = null;
private ManagedConnection mc;
private static Logger _logger;
static {
_logger = Logger.getAnonymousLogger();
}
private boolean debug = false;
/**
* Constructor for <code>ManagedConnectionMetaData</code>
*
* @param mc <code>ManagedConnection</code>
* @throws <code>ResourceException</code> if getting the DatabaseMetaData object fails
*/
public ManagedConnectionMetaData(ManagedConnection mc) throws ResourceException {
try {
this.mc = mc;
dmd = mc.getActualConnection().getMetaData();
} catch(SQLException sqle) {
_logger.log(Level.SEVERE, "jdbc.exc_md");
throw new ResourceException(sqle.getMessage());
}
}
/**
* Returns product name of the underlying EIS instance connected
* through the ManagedConnection.
*
* @return Product name of the EIS instance
* @throws <code>ResourceException</code>
*/
public String getEISProductName() throws ResourceException {
try {
return dmd.getDatabaseProductName();
} catch(SQLException sqle) {
_logger.log(Level.SEVERE, "jdbc.exc_eis_prodname", sqle);
throw new ResourceException(sqle.getMessage());
}
}
/**
* Returns product version of the underlying EIS instance connected
* through the ManagedConnection.
*
* @return Product version of the EIS instance
* @throws <code>ResourceException</code>
*/
public String getEISProductVersion() throws ResourceException {
try {
return dmd.getDatabaseProductVersion();
} catch(SQLException sqle) {
_logger.log(Level.SEVERE, "jdbc.exc_eis_prodvers", sqle);
throw new ResourceException(sqle.getMessage(), sqle.getMessage());
}
}
/**
* Returns maximum limit on number of active concurrent connections
* that an EIS instance can support across client processes.
*
* @return Maximum limit for number of active concurrent connections
* @throws <code>ResourceException</code>
*/
public int getMaxConnections() throws ResourceException {
try {
return dmd.getMaxConnections();
} catch(SQLException sqle) {
_logger.log(Level.SEVERE, "jdbc.exc_eis_maxconn");
throw new ResourceException(sqle.getMessage());
}
}
/**
* Returns name of the user associated with the ManagedConnection instance. The name
* corresponds to the resource principal under whose whose security context, a connection
* to the EIS instance has been established.
*
* @return name of the user
* @throws <code>ResourceException</code>
*/
public String getUserName() throws ResourceException {
javax.resource.spi.security.PasswordCredential pc = mc.getPasswordCredential();
if(pc != null) {
return pc.getUserName();
}
return mc.getManagedConnectionFactory().getUser();
}
}