2 * Copyright (c) 2013 Contextream, 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
9 package org.opendaylight.lispflowmapping.implementation;
11 import java.util.Dictionary;
12 import java.util.Hashtable;
14 import org.apache.felix.dm.Component;
15 import org.opendaylight.controller.clustering.services.IClusterContainerServices;
16 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
17 import org.opendaylight.lispflowmapping.implementation.dao.ClusterDAOService;
18 import org.opendaylight.lispflowmapping.interfaces.dao.ILispDAO;
19 import org.opendaylight.lispflowmapping.interfaces.lisp.IFlowMapping;
20 import org.slf4j.Logger;
21 import org.slf4j.LoggerFactory;
24 * Main application activator class for registering the dependencies and
25 * initialising the Mapping Service application.
29 public class Activator extends ComponentActivatorAbstractBase {
34 protected static final Logger logger = LoggerFactory.getLogger(Activator.class);
37 * Function called when the activator starts just after some initializations
38 * are done by the ComponentActivatorAbstractBase.
46 * Function called when the activator stops just before the cleanup done by
47 * ComponentActivatorAbstractBase
51 public void destroy() {
55 * Function that is used to communicate to dependency manager the list of
56 * known implementations for services inside a container
59 * @return An array containing all the CLASS objects that will be
60 * instantiated in order to get an fully working implementation
64 public Object[] getImplementations() {
65 Object[] res = { LispMappingService.class, ClusterDAOService.class };
70 * Function that is called when configuration of the dependencies is
74 * dependency manager Component object, used for configuring the
75 * dependencies exported and imported
77 * Implementation class that is being configured, needed as long
78 * as the same routine can configure multiple implementations
79 * @param containerName
80 * The containerName being configured, this allow also optional
81 * per-container different behavior if needed, usually should not
85 public void configureInstance(Component c, Object imp, String containerName) {
86 if (imp.equals(LispMappingService.class)) {
88 Dictionary<String, String> props = new Hashtable<String, String>();
89 props.put("name", "mappingservice");
90 c.setInterface(new String[] { IFlowMapping.class.getName() }, props);
91 c.add(createContainerServiceDependency(containerName).setService(ILispDAO.class).setCallbacks("setLispDao", "unsetLispDao").setRequired(
93 } else if (imp.equals(ClusterDAOService.class)) {
95 Dictionary<String, String> props = new Hashtable<String, String>();
96 props.put("name", "clusterosgiservice");
97 c.setInterface(new String[] { ILispDAO.class.getName() }, props);
98 c.add(createContainerServiceDependency(containerName).setService(IClusterContainerServices.class).setCallbacks(
99 "setClusterContainerService", "unsetClusterContainerService").setRequired(true));
104 * Method which tells how many Global implementations are supported by the
105 * bundle. This way we can tune the number of components created. This
106 * components will be created ONLY at the time of bundle startup and will be
107 * destroyed only at time of bundle destruction, this is the major
108 * difference with the implementation retrieved via getImplementations where
109 * all of them are assumed to be in a container !
112 * @return The list of implementations the bundle will support, in Global
116 protected Object[] getGlobalImplementations() {
121 * Configure the dependency for a given instance Global
124 * Component assigned for this instance, this will be what will
125 * be used for configuration
127 * implementation to be configured
128 * @param containerName
129 * container on which the configuration happens
132 protected void configureGlobalInstance(Component c, Object imp) {