2 * Copyright (c) 2016 Brocade Communications Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.blueprint.ext;
10 import static java.util.Objects.requireNonNull;
12 import java.util.Collection;
13 import java.util.Collections;
14 import java.util.List;
15 import org.osgi.service.blueprint.reflect.ReferenceListener;
16 import org.osgi.service.blueprint.reflect.ServiceReferenceMetadata;
19 * A ServiceReferenceMetadata implementation for a mandatory OSGi service.
21 * @author Thomas Pantelis
23 class MandatoryServiceReferenceMetadata implements ServiceReferenceMetadata {
24 private final String interfaceClass;
25 private final String id;
27 MandatoryServiceReferenceMetadata(final String id, final String interfaceClass) {
28 this.id = requireNonNull(id);
29 this.interfaceClass = interfaceClass;
33 public String getId() {
38 public int getActivation() {
39 return ACTIVATION_EAGER;
43 public List<String> getDependsOn() {
44 return Collections.emptyList();
48 public int getAvailability() {
49 return AVAILABILITY_MANDATORY;
53 public String getInterface() {
54 return interfaceClass;
58 public String getComponentName() {
63 public String getFilter() {
64 return ComponentProcessor.DEFAULT_TYPE_FILTER;
68 public Collection<ReferenceListener> getReferenceListeners() {
69 return Collections.emptyList();