connectionevent.java

eq跨平台查询工具源码 eq跨平台查询工具源码

/*
 * ConnectionEvent.java
 *
 * Copyright (C) 2002, 2003, 2004, 2005, 2006 Takis Diakoumis
 *
 * This program 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 any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 */


package org.executequery.event;

import java.util.EventObject;
import org.executequery.databasemediators.*;

/* ----------------------------------------------------------
 * CVS NOTE: Changes to the CVS repository prior to the 
 *           release of version 3.0.0beta1 has meant a 
 *           resetting of CVS revision numbers.
 * ----------------------------------------------------------
 */

/**
 * Defines a connection connect/disconnect event.
 *
 * @author   Takis Diakoumis
 * @version  $Revision: 1.4 $
 * @date     $Date: 2006/05/14 06:56:52 $
 */
public class ConnectionEvent extends EventObject {
    
    private DatabaseConnection databaseConnection;

    /** Creates a new instance of ConnectionEvent */
    public ConnectionEvent(DatabaseConnection databaseConnection) {
        super(databaseConnection);
        this.databaseConnection = databaseConnection;
    }

    public boolean isConnected() {
        if (databaseConnection != null) {
            return databaseConnection.isConnected();
        }
        return false;
    }
    
    public DatabaseConnection getSource() {
        return databaseConnection;
    }
    
}