/*
 * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *   Free SoftwareFoundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Sam
 */


package com.caucho.management.j2ee;

import com.caucho.sql.DBPool;

import javax.management.j2ee.statistics.JDBCConnectionPoolStats;
import javax.management.j2ee.statistics.JDBCConnectionStats;
import javax.management.j2ee.statistics.JDBCStats;

/**
 * Management interface for a JDBC resource.
 */
public class JDBCResource
  extends J2EEResource
  implements StatisticsProvider<JDBCStats>
{
  private final DBPool _dbPool;

  public JDBCResource(DBPool dbPool)
  {
    _dbPool = dbPool;
  }

  protected String getName()
  {
    return _dbPool.getName();
  }

  /**
   * Returns the ObjectNames of the {@link JDBCDataSource}
   * management beans that are contained within this JDBCResource.
   */
  public String []getJdbcDataSources()
  {
    return queryObjectNames("j2eeType", "JDBCDataSource",
                            "JDBCResource", getName());
  }

  public JDBCStats getStats()
  {
    return new JDBCStatsImpl(this);
  }

  class JDBCStatsImpl
    extends StatsSupport
    implements JDBCStats
  {
    public JDBCStatsImpl(J2EEManagedObject j2eeManagedObject)
    {
      super(j2eeManagedObject);
    }

    public JDBCConnectionStats []getConnections()
    {
      // XXX: unimplemented
      return new JDBCConnectionStats[0];
    }

    public JDBCConnectionPoolStats []getConnectionPools()
    {
      // XXX: unimplemented
      return new JDBCConnectionPoolStats[0];
    }
  }
}
