/*
 * Copyright (C) 2006-2008 Alfresco Software Limited.
 *
 * 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 (at your option) 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 * As a special exception to the terms and conditions of version 2.0 of 
 * the GPL, you may redistribute this Program in connection with Free/Libre 
 * and Open Source Software ("FLOSS") applications as described in Alfresco's 
 * FLOSS exception.  You should have recieved a copy of the text describing 
 * the FLOSS exception, and it is also available here: 
 * http://www.alfresco.com/legal/licensing"
 */

package org.alfresco.jlan.server.filesys;

import org.alfresco.jlan.server.core.DeviceInterface;
import org.alfresco.jlan.server.core.ShareType;
import org.alfresco.jlan.server.core.SharedDevice;

/**
 * <p>A disk shared device has a name, a driver class and a context for the driver.
 *
 * @author gkspencer
 */
public class DiskSharedDevice extends SharedDevice {

  /**
   * Construct a disk share with the specified name and device interface.
   *
   * @param name    Disk share name.
   * @param iface   Disk device interface.
   * @param ctx     Context that will be passed to the device interface.
   */
  public DiskSharedDevice(String name, DeviceInterface iface, DiskDeviceContext ctx) {
    super(name, ShareType.DISK, ctx);
    setInterface(iface);
  }
  
  /**
   * Construct a disk share with the specified name and device interface.
   *
   * @param name java.lang.String
   * @param iface DeviceInterface
   * @param ctx DeviceContext
   * @param attrib int
   */
  public DiskSharedDevice(String name, DeviceInterface iface, DiskDeviceContext ctx, int attrib) {
    super(name, ShareType.DISK, ctx);
    setInterface(iface);
    setAttributes(attrib);
  }
  
  /**
   * Return the disk device context
   * 
   * @return DiskDeviceContext
   */
  public final DiskDeviceContext getDiskContext() {
  	return (DiskDeviceContext) getContext();
  }
  
  /**
   * Return the disk interface
   * 
   * @return DiskInterface
   */
  public final DiskInterface getDiskInterface() {
  	try {
  		if ( getInterface() instanceof DiskInterface)
  			return (DiskInterface) getInterface();
		}
		catch (Exception ex) {
		}
		return null;
  }
}