3 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
5 * This program and the accompanying materials are made available under the
6 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
7 * and is available at http://www.eclipse.org/legal/epl-v10.html
10 package org.opendaylight.controller.topologymanager.internal;
12 import java.util.Dictionary;
13 import java.util.HashSet;
14 import java.util.Hashtable;
17 import org.apache.felix.dm.Component;
18 import org.opendaylight.controller.clustering.services.ICacheUpdateAware;
19 import org.opendaylight.controller.clustering.services.IClusterContainerServices;
20 import org.opendaylight.controller.configuration.IConfigurationContainerAware;
21 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
22 import org.opendaylight.controller.sal.topology.IListenTopoUpdates;
23 import org.opendaylight.controller.sal.topology.ITopologyService;
24 import org.opendaylight.controller.topologymanager.ITopologyManager;
25 import org.opendaylight.controller.topologymanager.ITopologyManagerAware;
26 import org.opendaylight.controller.topologymanager.ITopologyManagerClusterWideAware;
27 import org.slf4j.Logger;
28 import org.slf4j.LoggerFactory;
30 public class Activator extends ComponentActivatorAbstractBase {
31 protected static final Logger logger = LoggerFactory
32 .getLogger(Activator.class);
35 * Function called when the activator starts just after some
36 * initializations are done by the
37 * ComponentActivatorAbstractBase.
46 * Function called when the activator stops just before the
47 * cleanup done by ComponentActivatorAbstractBase
51 public void destroy() {
56 * Function that is used to communicate to dependency manager the
57 * list of known implementations for services inside a container
60 * @return An array containing all the CLASS objects that will be
61 * instantiated in order to get an fully working implementation
65 public Object[] getImplementations() {
66 Object[] res = { TopologyManagerImpl.class };
71 * Function that is called when configuration of the dependencies
74 * @param c dependency manager Component object, used for
75 * configuring the dependencies exported and imported
76 * @param imp Implementation class that is being configured,
77 * needed as long as the same routine can configure multiple
79 * @param containerName The containerName being configured, this allow
80 * also optional per-container different behavior if needed, usually
81 * should not be the case though.
84 public void configureInstance(Component c, Object imp, String containerName) {
85 if (imp.equals(TopologyManagerImpl.class)) {
86 // export the service needed to listen to topology updates
87 Dictionary<String, Set<String>> props = new Hashtable<String, Set<String>>();
88 Set<String> propSet = new HashSet<String>();
89 propSet.add(TopologyManagerImpl.TOPOEDGESDB);
90 props.put("cachenames", propSet);
92 c.setInterface(new String[] { IListenTopoUpdates.class.getName(),
93 ITopologyManager.class.getName(),
94 IConfigurationContainerAware.class.getName(),
95 ICacheUpdateAware.class.getName() }, props);
97 c.add(createContainerServiceDependency(containerName).setService(
98 ITopologyService.class).setCallbacks("setTopoService",
99 "unsetTopoService").setRequired(true));
101 // These are all the listeners for a topology manager
102 // updates, there could be many or none
103 c.add(createContainerServiceDependency(containerName).setService(
104 ITopologyManagerAware.class).setCallbacks(
105 "setTopologyManagerAware", "unsetTopologyManagerAware")
106 .setRequired(false));
108 // These are all the listeners for a topology manager for the
109 // cluster wide events
110 // updates, there could be many or none
111 c.add(createContainerServiceDependency(containerName).setService(ITopologyManagerClusterWideAware.class)
112 .setCallbacks("setTopologyManagerClusterWideAware", "unsetTopologyManagerClusterWideAware")
113 .setRequired(false));
115 c.add(createContainerServiceDependency(containerName).setService(
116 IClusterContainerServices.class).setCallbacks(
117 "setClusterContainerService",
118 "unsetClusterContainerService").setRequired(true));