/*
* $Id$
*
* Copyright (C) 2003-2013 JNode.org
*
* This library 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 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.fs.command;
import javax.naming.NameNotFoundException;
import org.jnode.driver.Device;
import org.jnode.driver.DeviceManager;
import org.jnode.driver.DeviceNotFoundException;
import org.jnode.driver.DriverException;
import org.jnode.driver.block.FSBlockDeviceAPI;
import org.jnode.fs.FileSystem;
import org.jnode.fs.FileSystemException;
import org.jnode.fs.Formatter;
import org.jnode.naming.InitialNaming;
import org.jnode.shell.AbstractCommand;
import org.jnode.shell.syntax.Argument;
import org.jnode.shell.syntax.DeviceArgument;
/**
* @author Fabien DUMINY (fduminy at jnode.org)
* @author crawley@jnode.org
*/
public abstract class AbstractFormatCommand<T extends FileSystem<?>> extends AbstractCommand {
protected final DeviceArgument ARG_DEVICE =
new DeviceArgument("device", Argument.MANDATORY, "the device to format", FSBlockDeviceAPI.class);
public AbstractFormatCommand(String description) {
super(description);
registerArguments(ARG_DEVICE);
}
protected abstract Formatter<T> getFormatter();
public final void execute()
throws FileSystemException, NameNotFoundException, DeviceNotFoundException, DriverException {
Device dev = ARG_DEVICE.getValue();
Formatter<T> formatter = getFormatter();
formatter.format(dev);
// restart the device
final DeviceManager dm = InitialNaming.lookup(DeviceManager.NAME);
dm.stop(dev);
dm.start(dev);
}
}