| /* |
| * Copyright (c) OSGi Alliance (2013, 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; |
| |
| /** |
| * Reference scope for the {@link Reference} annotation. |
| * |
| * @author $Id$ |
| * @since 1.3 |
| */ |
| public enum ReferenceScope { |
| /** |
| * A single service object is used for all references to the service in this |
| * bundle. |
| */ |
| BUNDLE("bundle"), |
| |
| /** |
| * If the bound service has prototype service scope, then each instance of |
| * the component with this reference can receive a unique instance of the |
| * service. If the bound service does not have prototype service scope, then |
| * this reference scope behaves the same as {@link #BUNDLE}. |
| */ |
| PROTOTYPE("prototype"), |
| |
| /** |
| * Bound services must have prototype service scope. Each instance of the |
| * component with this reference can receive a unique instance of the |
| * service. |
| */ |
| PROTOTYPE_REQUIRED("prototype_required"); |
| |
| private final String value; |
| |
| ReferenceScope(String value) { |
| this.value = value; |
| } |
| |
| @Override |
| public String toString() { |
| return value; |
| } |
| } |