X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fsamples%2Freactiveforwarding%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsamples%2Freactiveforwarding%2Finternal%2FActivator.java;fp=opendaylight%2Fsamples%2Freactiveforwarding%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsamples%2Freactiveforwarding%2Finternal%2FActivator.java;h=f96075a3a72236fba03e1c8ea76ced537ad70bca;hb=85073423c6069e4b58fffde7cf19c806b2b52dd5;hp=0000000000000000000000000000000000000000;hpb=c5630f2945eb5370f9829514ef72de41d41eb2be;p=controller.git diff --git a/opendaylight/samples/reactiveforwarding/src/main/java/org/opendaylight/controller/samples/reactiveforwarding/internal/Activator.java b/opendaylight/samples/reactiveforwarding/src/main/java/org/opendaylight/controller/samples/reactiveforwarding/internal/Activator.java new file mode 100644 index 0000000000..f96075a3a7 --- /dev/null +++ b/opendaylight/samples/reactiveforwarding/src/main/java/org/opendaylight/controller/samples/reactiveforwarding/internal/Activator.java @@ -0,0 +1,137 @@ +/* + * Copyright IBM Corporation, 2013. 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.samples.reactiveforwarding.internal; + +import java.util.Dictionary; +import java.util.Hashtable; + +import org.apache.felix.dm.Component; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import org.opendaylight.controller.forwardingrulesmanager.IForwardingRulesManager; +import org.opendaylight.controller.hosttracker.IfIptoHost; +import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase; +import org.opendaylight.controller.sal.packet.IDataPacketService; +import org.opendaylight.controller.sal.packet.IListenDataPacket; +import org.opendaylight.controller.sal.routing.IRouting; + + +/** + * Main application activator class for registering the dependencies and + * initialising the load balancer application. + * + */ + +public class Activator extends ComponentActivatorAbstractBase { + + /* + * Logger instance + */ + protected static final Logger logger = LoggerFactory.getLogger(Activator.class); + + /** + * Function called when the activator starts just after some + * initializations are done by the + * ComponentActivatorAbstractBase. + * + */ + public void init() { + } + + /** + * Function called when the activator stops just before the + * cleanup done by ComponentActivatorAbstractBase + * + */ + 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 + */ + public Object[] getImplementations() { + Object[] res = { ReactiveForwardingService.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. + */ + public void configureInstance(Component c, Object imp, String containerName) { + if (imp.equals(ReactiveForwardingService.class)) { + // export the service + Dictionary props = new Hashtable(); + props.put("salListenerName", "reactiveforwarding"); + + c.setInterface(new String[] { IListenDataPacket.class.getName() }, props); + + c.add(createContainerServiceDependency(containerName).setService( + IDataPacketService.class).setCallbacks( + "setDataPacketService", "unsetDataPacketService") + .setRequired(true)); + + c.add(createContainerServiceDependency(containerName).setService( + IRouting.class).setCallbacks("setRouting", "unsetRouting") + .setRequired(false)); + + c.add(createContainerServiceDependency(containerName).setService( + IfIptoHost.class).setCallbacks("setHostTracker", + "unsetHostTracker").setRequired(true)); + + c.add(createContainerServiceDependency(containerName).setService( + IForwardingRulesManager.class).setCallbacks( + "setForwardingRulesManager", "unsetForwardingRulesManager") + .setRequired(true)); + } + } + + /** + * Method which tells how many Global implementations are + * supported by the bundle. This way we can tune the number of + * components created. This components will be created ONLY at the + * time of bundle startup and will be destroyed only at time of + * bundle destruction, this is the major difference with the + * implementation retrieved via getImplementations where all of + * them are assumed to be in a container ! + * + * + * @return The list of implementations the bundle will support, + * in Global version + */ + protected Object[] getGlobalImplementations() { + return null; + } + + /** + * Configure the dependency for a given instance Global + * + * @param c Component assigned for this instance, this will be + * what will be used for configuration + * @param imp implementation to be configured + * @param containerName container on which the configuration happens + */ + protected void configureGlobalInstance(Component c, Object imp) { + } +}