DisableWrite.java

/**
 * C-JDBC: Clustered JDBC.
 * Copyright (C) 2002-2004 French National Institute For Research In Computer
 * Science And Control (INRIA).
 * Contact: c-jdbc@objectweb.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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 *
 * Initial developer(s): Nicolas Modrzyk.
 * Contributor(s): ______________________.
 */

package org.objectweb.cjdbc.console.text.commands.dbadmin;

import java.util.StringTokenizer;

import org.objectweb.cjdbc.common.i18n.ConsoleTranslate;
import org.objectweb.cjdbc.common.jmx.mbeans.DatabaseBackendMBean;
import org.objectweb.cjdbc.console.text.ConsoleException;
import org.objectweb.cjdbc.console.text.module.VirtualDatabaseAdmin;

/**
 * This class defines a DisableWrite
 * 
 * @author <a href="mailto:Nicolas.Modrzyk@inrialpes.fr">Nicolas Modrzyk </a>
 * @version 1.0
 */
public class DisableWrite extends AbstractAdminCommand
{

  /**
   * Creates a new <code>DisableWrite</code> object
   * 
   * @param module owning module
   */
  public DisableWrite(VirtualDatabaseAdmin module)
  {
    super(module);
  }

  /**
   * @see org.objectweb.cjdbc.console.text.commands.ConsoleCommand#parse(java.lang.String)
   */
  public void parse(String commandText) throws Exception
  {
    StringTokenizer st = new StringTokenizer(commandText);
    if (st.countTokens() < 1 || st.countTokens() > 2)
      throw new ConsoleException(ConsoleTranslate
          .get("console.error.invalid.comment.argument"));
    String backendName = st.nextToken();
    String checkpoint = null;
    if (st.hasMoreTokens())
      checkpoint = st.nextToken();
    console.println(ConsoleTranslate.get("admin.command.disable.write.echo",
        backendName));
    DatabaseBackendMBean mbean = jmxClient.getDatabaseBackendProxy(dbName,
        backendName, user, password);
    mbean.disableWrite();
    if (checkpoint != null)
      mbean.setLastKnownCheckpoint(checkpoint);
  }

  /**
   * @see org.objectweb.cjdbc.console.text.commands.ConsoleCommand#getCommandName()
   */
  public String getCommandName()
  {
    return "disableWrite";
  }

  /**
   * @see org.objectweb.cjdbc.console.text.commands.ConsoleCommand#getCommandDescription()
   */
  public String getCommandDescription()
  {
    return ConsoleTranslate.get("admin.command.disable.write");
  }

  /**
   * @see org.objectweb.cjdbc.console.text.commands.ConsoleCommand#getCommandParameters()
   */
  public String getCommandParameters()
  {
    return "<backendName> [<checkpoint>]";
  }

}

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