/******************************************************************************
* Copyright (c) 2006, 2010 VMware Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html and the Apache License v2.0
* is available at http://www.opensource.org/licenses/apache2.0.php.
* You may elect to redistribute this code under either of these licenses.
*
* Contributors:
* VMware Inc.
*****************************************************************************/
package org.eclipse.gemini.blueprint.service.importer.support;
/**
* Enum used by the service importer to describe whether a presence of OSGi services is mandatory or not.
*
* @author Costin Leau
*/
public enum Availability {
/**
* Indicates that a matching service is required at all times.
*/
MANDATORY,
/**
* Indicates that a matching service is not required to be present.
*/
OPTIONAL;
}