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.clustering.services.IClusterGlobalServices;
  15 import org.opendaylight.controller.configuration.IConfigurationContainerAware;
  16 import org.opendaylight.controller.configuration.IConfigurationContainerService;
  17 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
  18 import org.opendaylight.controller.sal.inventory.IInventoryService;
  19 import org.opendaylight.controller.sal.inventory.IListenInventoryUpdates;
  20 import org.opendaylight.controller.statisticsmanager.IStatisticsManager;
  21 import org.opendaylight.controller.switchmanager.IInventoryListener;
  22 import org.opendaylight.controller.switchmanager.ISpanAware;
  23 import org.opendaylight.controller.switchmanager.ISwitchManager;
  24 import org.opendaylight.controller.switchmanager.ISwitchManagerAware;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 /**
  29  * SwitchManager Bundle Activator
  30  *
  31  *
  32  */
  33 public class Activator extends ComponentActivatorAbstractBase {
  34     protected static final Logger logger = LoggerFactory
  35             .getLogger(Activator.class);
  36
  37
  38     /**
  39      * Function that is used to communicate to dependency manager the
  40      * list of known implementations for services inside a container
  41      *
  42      *
  43      * @return An array containing all the CLASS objects that will be
  44      * instantiated in order to get an fully working implementation
  45      * Object
  46      */
  47     @Override
  48     public Object[] getImplementations() {
  49         Object[] res = { SwitchManager.class };
  50         return res;
  51     }
  52
  53     /**
  54      * Function that is called when configuration of the dependencies
  55      * is required.
  56      *
  57      * @param c dependency manager Component object, used for
  58      * configuring the dependencies exported and imported
  59      * @param imp Implementation class that is being configured,
  60      * needed as long as the same routine can configure multiple
  61      * implementations
  62      * @param containerName The containerName being configured, this allow
  63      * also optional per-container different behavior if needed, usually
  64      * should not be the case though.
  65      */
  66     @Override
  67     public void configureInstance(Component c, Object imp, String containerName) {
  68         if (imp.equals(SwitchManager.class)) {
  69             // export the service
  70             c.setInterface(new String[] {
  71                     IListenInventoryUpdates.class.getName(),
  72                     ISwitchManager.class.getName(),
  73                     IConfigurationContainerAware.class.getName() }, null);
  74
  75             // Now lets add a service dependency to make sure the
  76             // provider of service exists
  77             c.add(createContainerServiceDependency(containerName).setService(
  78                     IInventoryService.class).setCallbacks(
  79                     "setInventoryService", "unsetInventoryService")
  80                     .setRequired(true));
  81             c.add(createContainerServiceDependency(containerName).setService(
  82                     IStatisticsManager.class).setCallbacks(
  83                     "setStatisticsManager", "unsetStatisticsManager")
  84                     .setRequired(false));
  85             c.add(createContainerServiceDependency(containerName).setService(
  86                     ISwitchManagerAware.class).setCallbacks(
  87                     "setSwitchManagerAware", "unsetSwitchManagerAware")
  88                     .setRequired(false));
  89             c.add(createContainerServiceDependency(containerName).setService(
  90                     IInventoryListener.class).setCallbacks(
  91                     "setInventoryListener", "unsetInventoryListener")
  92                     .setRequired(false));
  93             c.add(createContainerServiceDependency(containerName).setService(
  94                     ISpanAware.class).setCallbacks("setSpanAware",
  95                     "unsetSpanAware").setRequired(false));
  96             c.add(createContainerServiceDependency(containerName).setService(
  97                     IClusterContainerServices.class).setCallbacks(
  98                     "setClusterContainerService",
  99                     "unsetClusterContainerService").setRequired(true));
 100             c.add(createContainerServiceDependency(containerName).setService(
 101                     IConfigurationContainerService.class).setCallbacks(
 102                     "setConfigurationContainerService",
 103                     "unsetConfigurationContainerService").setRequired(true));
 104             c.add(createServiceDependency()
 105                     .setService(IControllerProperties.class)
 106                     .setCallbacks("setControllerProperties", "unsetControllerProperties")
 107                     .setRequired(true));
 108         }
 109     }
 110
 111     /**
 112      * {@inheritDoc}
 113      */
 114     @Override
 115     protected Object[] getGlobalImplementations() {
 116         final Object[] res = { ControllerProperties.class, SwitchManagerCLI.class };
 117         return res;
 118     }
 119
 120     /**
 121      * {@inheritDoc}
 122      */
 123     @Override
 124     public void configureGlobalInstance(Component c, Object imp) {
 125         if (imp.equals(ControllerProperties.class)) {
 126             c.setInterface(new String[] { IControllerProperties.class.getName() }, null);
 127
 128             c.add(createServiceDependency()
 129                     .setService(IClusterGlobalServices.class)
 130                     .setCallbacks("setClusterService", "unsetClusterService")
 131                     .setRequired(true));
 132         }
 133     }
 134 }