--- /dev/null
+
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.topologymanager.internal;
+
+import java.util.Dictionary;
+import java.util.HashSet;
+import java.util.Hashtable;
+import java.util.Set;
+
+import org.apache.felix.dm.Component;
+import org.opendaylight.controller.clustering.services.ICacheUpdateAware;
+import org.opendaylight.controller.clustering.services.IClusterContainerServices;
+import org.opendaylight.controller.configuration.IConfigurationContainerAware;
+import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
+import org.opendaylight.controller.sal.topology.IListenTopoUpdates;
+import org.opendaylight.controller.sal.topology.ITopologyService;
+import org.opendaylight.controller.topologymanager.ITopologyManager;
+import org.opendaylight.controller.topologymanager.ITopologyManagerAware;
+import org.opendaylight.controller.topologymanager.ITopologyManagerClusterWideAware;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Activator extends ComponentActivatorAbstractBase {
+ protected static final Logger logger = LoggerFactory
+ .getLogger(Activator.class);
+
+ /**
+ * Function called when the activator starts just after some
+ * initializations are done by the
+ * ComponentActivatorAbstractBase.
+ *
+ */
+ @Override
+ public void init() {
+
+ }
+
+ /**
+ * Function called when the activator stops just before the
+ * cleanup done by ComponentActivatorAbstractBase
+ *
+ */
+ @Override
+ public void destroy() {
+
+ }
+
+ /**
+ * Function that is used to communicate to dependency manager the
+ * list of known implementations for services inside a container
+ *
+ *
+ * @return An array containing all the CLASS objects that will be
+ * instantiated in order to get an fully working implementation
+ * Object
+ */
+ @Override
+ public Object[] getImplementations() {
+ Object[] res = { TopologyManagerImpl.class };
+ return res;
+ }
+
+ /**
+ * Function that is called when configuration of the dependencies
+ * is required.
+ *
+ * @param c dependency manager Component object, used for
+ * configuring the dependencies exported and imported
+ * @param imp Implementation class that is being configured,
+ * needed as long as the same routine can configure multiple
+ * implementations
+ * @param containerName The containerName being configured, this allow
+ * also optional per-container different behavior if needed, usually
+ * should not be the case though.
+ */
+ @Override
+ public void configureInstance(Component c, Object imp, String containerName) {
+ if (imp.equals(TopologyManagerImpl.class)) {
+ // export the service needed to listen to topology updates
+ Dictionary<String, Set<String>> props = new Hashtable<String, Set<String>>();
+ Set<String> propSet = new HashSet<String>();
+ propSet.add(TopologyManagerImpl.TOPOEDGESDB);
+ props.put("cachenames", propSet);
+
+ c.setInterface(new String[] { IListenTopoUpdates.class.getName(),
+ ITopologyManager.class.getName(),
+ IConfigurationContainerAware.class.getName(),
+ ICacheUpdateAware.class.getName() }, props);
+
+ c.add(createContainerServiceDependency(containerName).setService(
+ ITopologyService.class).setCallbacks("setTopoService",
+ "unsetTopoService").setRequired(true));
+
+ // These are all the listeners for a topology manager
+ // updates, there could be many or none
+ c.add(createContainerServiceDependency(containerName).setService(
+ ITopologyManagerAware.class).setCallbacks(
+ "setTopologyManagerAware", "unsetTopologyManagerAware")
+ .setRequired(false));
+
+ // These are all the listeners for a topology manager for the
+ // cluster wide events
+ // updates, there could be many or none
+ c.add(createContainerServiceDependency(containerName).setService(ITopologyManagerClusterWideAware.class)
+ .setCallbacks("setTopologyManagerClusterWideAware", "unsetTopologyManagerClusterWideAware")
+ .setRequired(false));
+
+ c.add(createContainerServiceDependency(containerName).setService(
+ IClusterContainerServices.class).setCallbacks(
+ "setClusterContainerService",
+ "unsetClusterContainerService").setRequired(true));
+ }
+ }
+}