| /* |
| * Copyright (c) OSGi Alliance (2011, 2014). All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.osgi.service.component.annotations; |
| |
| /** |
| * Service scope for the {@link Component} annotation. |
| * |
| * @author $Id$ |
| * @since 1.3 |
| */ |
| public enum ServiceScope { |
| /** |
| * When the component is registered as a service, it must be registered as a |
| * bundle scope service but only a single instance of the component must be |
| * used for all bundles using the service. |
| */ |
| SINGLETON("singleton"), |
| |
| /** |
| * When the component is registered as a service, it must be registered as a |
| * bundle scope service and an instance of the component must be created for |
| * each bundle using the service. |
| */ |
| BUNDLE("bundle"), |
| |
| /** |
| * When the component is registered as a service, it must be registered as a |
| * prototype scope service and an instance of the component must be created |
| * for each distinct request for the service. |
| */ |
| PROTOTYPE("prototype"), |
| |
| /** |
| * Default element value for annotation. This is used to distinguish the |
| * default value for an element and should not otherwise be used. |
| */ |
| DEFAULT("<<default>>"); |
| |
| private final String value; |
| |
| ServiceScope(String value) { |
| this.value = value; |
| } |
| |
| @Override |
| public String toString() { |
| return value; |
| } |
| } |