/*

 * CDDL HEADER START

 *

 * The contents of this file are subject to the terms of the

 * Common Development and Distribution License (the "License").

 * You may not use this file except in compliance with the License.

 *

 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

 * or http://www.opensolaris.org/os/licensing.

 * See the License for the specific language governing permissions

 * and limitations under the License.

 *

 * When distributing Covered Code, include this CDDL HEADER in each

 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

 * If applicable, add the following below this CDDL HEADER, with the

 * fields enclosed by brackets "[]" replaced with your own identifying

 * information: Portions Copyright [yyyy] [name of copyright owner]

 *

 * CDDL HEADER END

 */

/*

 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.

 */

package com.oracle.solaris.vp.util.cli;

import java.util.ArrayList;

import com.oracle.solaris.vp.util.misc.TextUtil;

import com.oracle.solaris.vp.util.misc.finder.Finder;

public class CommandUtil {

    //

    // Static methods

    //

    public static void exit(Throwable t, UsageFormatter usage) {

	ArrayList<String> messages = new ArrayList<String>();

	if (usage != null) {

	    messages.add(usage.getCommand());

	}

	while (t != null) {

	    messages.add(t.getMessage());

	    t = t.getCause();

	}

	String delim = Finder.getString("command.error.delim");

	System.err.println(TextUtil.join(delim, messages));

	if (usage != null) {

	    System.err.println();

	    System.err.println(usage.getUsage());

	}

	System.exit(1);

    }

    public static void exit(Throwable t) {

	exit(t, null);

    }

}