/*************************************************************************
* Copyright 2009-2014 Eucalyptus Systems, Inc.
*
* 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; version 3 of the License.
*
* 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, see http://www.gnu.org/licenses/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
************************************************************************/
package com.eucalyptus.cloudformation.workflow.updateinfo;
/**
* Created by ethomas on 12/11/15.
*/
public enum UpdateType {
NONE,
NO_INTERRUPTION,
SOME_INTERRUPTION,
NEEDS_REPLACEMENT,
UNSUPPORTED;
public static UpdateType max(UpdateType u1, UpdateType u2) {
if (u1 == UNSUPPORTED || u2 == UNSUPPORTED) return UNSUPPORTED;
if (u1 == NEEDS_REPLACEMENT || u2 == NEEDS_REPLACEMENT) return NEEDS_REPLACEMENT;
if (u1 == SOME_INTERRUPTION || u2 == SOME_INTERRUPTION) return SOME_INTERRUPTION;
if (u1 == NO_INTERRUPTION || u2 == NO_INTERRUPTION) return NO_INTERRUPTION;
return NONE;
}
}