| /* |
| * Copyright (c) OSGi Alliance (2014, 2015). 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; |
| |
| /** |
| * Field options for the {@link Reference} annotation. |
| * |
| * @since 1.3 |
| * @author $Id$ |
| */ |
| public enum FieldOption { |
| |
| /** |
| * The update field option is used to update the collection referenced by |
| * the field when there are changes to the bound services. |
| * |
| * <p> |
| * This field option can only be used when the field reference has dynamic |
| * policy and multiple cardinality. |
| */ |
| UPDATE("update"), |
| |
| /** |
| * The replace field option is used to replace the field value with a new |
| * value when there are changes to the bound services. |
| */ |
| REPLACE("replace"); |
| |
| private final String value; |
| |
| FieldOption(String value) { |
| this.value = value; |
| } |
| |
| @Override |
| public String toString() { |
| return value; |
| } |
| } |