opendaylight/switchmanager/implementation/src/main/java/org/opendaylight/controller/switchmanager/internal/Activator.java

   1
   2 /*
   3  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   4  *
   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
   8  */
   9
  10 package org.opendaylight.controller.switchmanager.internal;
  11
  12 import org.apache.felix.dm.Component;
  13 import org.opendaylight.controller.clustering.services.IClusterContainerServices;
  14 import org.opendaylight.controller.configuration.IConfigurationContainerAware;
  15 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
  16 import org.opendaylight.controller.sal.inventory.IInventoryService;
  17 import org.opendaylight.controller.sal.inventory.IListenInventoryUpdates;
  18 import org.opendaylight.controller.statisticsmanager.IStatisticsManager;
  19 import org.opendaylight.controller.switchmanager.IInventoryListener;
  20 import org.opendaylight.controller.switchmanager.ISpanAware;
  21 import org.opendaylight.controller.switchmanager.ISwitchManager;
  22 import org.opendaylight.controller.switchmanager.ISwitchManagerAware;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 /**
  27  * SwitchManager Bundle Activator
  28  *
  29  *
  30  */
  31 public class Activator extends ComponentActivatorAbstractBase {
  32     protected static final Logger logger = LoggerFactory
  33             .getLogger(Activator.class);
  34
  35
  36     /**
  37      * Function that is used to communicate to dependency manager the
  38      * list of known implementations for services inside a container
  39      *
  40      *
  41      * @return An array containing all the CLASS objects that will be
  42      * instantiated in order to get an fully working implementation
  43      * Object
  44      */
  45     @Override
  46     public Object[] getImplementations() {
  47         Object[] res = { SwitchManager.class };
  48         return res;
  49     }
  50
  51     /**
  52      * Function that is called when configuration of the dependencies
  53      * is required.
  54      *
  55      * @param c dependency manager Component object, used for
  56      * configuring the dependencies exported and imported
  57      * @param imp Implementation class that is being configured,
  58      * needed as long as the same routine can configure multiple
  59      * implementations
  60      * @param containerName The containerName being configured, this allow
  61      * also optional per-container different behavior if needed, usually
  62      * should not be the case though.
  63      */
  64     @Override
  65     public void configureInstance(Component c, Object imp, String containerName) {
  66         if (imp.equals(SwitchManager.class)) {
  67             // export the service
  68             c.setInterface(new String[] {
  69                     IListenInventoryUpdates.class.getName(),
  70                     ISwitchManager.class.getName(),
  71                     IConfigurationContainerAware.class.getName() }, null);
  72
  73             // Now lets add a service dependency to make sure the
  74             // provider of service exists
  75             c.add(createContainerServiceDependency(containerName).setService(
  76                     IInventoryService.class).setCallbacks(
  77                     "setInventoryService", "unsetInventoryService")
  78                     .setRequired(false));
  79             c.add(createContainerServiceDependency(containerName).setService(
  80                     IStatisticsManager.class).setCallbacks(
  81                     "setStatisticsManager", "unsetStatisticsManager")
  82                     .setRequired(false));
  83             c.add(createContainerServiceDependency(containerName).setService(
  84                     ISwitchManagerAware.class).setCallbacks(
  85                     "setSwitchManagerAware", "unsetSwitchManagerAware")
  86                     .setRequired(false));
  87             c.add(createContainerServiceDependency(containerName).setService(
  88                     IInventoryListener.class).setCallbacks(
  89                     "setInventoryListener", "unsetInventoryListener")
  90                     .setRequired(false));
  91             c.add(createContainerServiceDependency(containerName).setService(
  92                     ISpanAware.class).setCallbacks("setSpanAware",
  93                     "unsetSpanAware").setRequired(false));
  94             c.add(createContainerServiceDependency(containerName).setService(
  95                     IClusterContainerServices.class).setCallbacks(
  96                     "setClusterContainerService",
  97                     "unsetClusterContainerService").setRequired(true));
  98         }
  99     }
 100
 101     @Override
 102     protected Object[] getGlobalImplementations() {
 103         final Object[] res = { SwitchManagerCLI.class };
 104         return res;
 105     }
 106 }