/*
 * Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
 * This file is part of SIGAR.
 * 
 * SIGAR is free software; you can redistribute it and/or modify
 * it under the terms version 2 of the GNU General Public License as
 * published by the Free Software Foundation. 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.hyperic.sigar.shell;

public class ShellCommand_sleep extends ShellCommandBase {

    public ShellCommand_sleep() {}

    public void processCommand(String[] args)
        throws ShellCommandUsageException, ShellCommandExecException 
    {
        if (args.length != 1) {
            throw new ShellCommandUsageException(getSyntax());
        }

        try {
            Thread.sleep(Integer.parseInt(args[0]) * 1000);
        } catch(NumberFormatException exc) {
            throw new ShellCommandExecException("Invalid time '" + args[0] + 
                                                "' -- must be an integer");
        } catch(InterruptedException exc) {
            throw new ShellCommandExecException("Sleep interrupted");
        }
    }

    public String getSyntaxArgs() {
        return "<numSeconds>";
    }

    public String getUsageShort() {
        return "Delay execution for the a number of seconds ";
    }

    public String getUsageHelp(String[] args) {
        return "    " + getUsageShort() + ".";
    }
}
