ovsdb-plugin-compatibility-layer/src/main/java/org/opendaylight/ovsdb/compatibility/plugin/internal/Activator.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.ovsdb.compatibility.plugin.internal;
   9
  10 import java.util.Dictionary;
  11 import java.util.Hashtable;
  12
  13 import org.apache.felix.dm.Component;
  14 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
  15 import org.opendaylight.controller.sal.core.Node;
  16 import org.opendaylight.ovsdb.compatibility.plugin.api.OvsdbConfigurationService;
  17 import org.opendaylight.ovsdb.compatibility.plugin.api.OvsdbConnectionService;
  18 import org.opendaylight.ovsdb.compatibility.plugin.api.OvsdbInventoryListener;
  19 import org.opendaylight.ovsdb.compatibility.plugin.api.OvsdbInventoryService;
  20 import org.opendaylight.ovsdb.compatibility.plugin.impl.ConfigurationServiceImpl;
  21 import org.opendaylight.ovsdb.compatibility.plugin.impl.ConnectionServiceImpl;
  22 import org.opendaylight.ovsdb.compatibility.plugin.impl.InventoryServiceImpl;
  23
  24 /**
  25  * Activator for ovsdb plugin compatibility layer
  26  * @author Anil Vishnoi (vishnoianil@gmail.com)
  27  *
  28  */
  29 public class Activator extends ComponentActivatorAbstractBase {
  30
  31     /**
  32      * Function called when the activator starts just after some initializations
  33      * are done by the ComponentActivatorAbstractBase.
  34      * Here it registers the node Type
  35      *
  36      */
  37     @Override
  38     public void init() {
  39         Node.NodeIDType.registerIDType("OVS", String.class);
  40     }
  41
  42     /**
  43      * Function called when the activator stops just before the cleanup done by
  44      * ComponentActivatorAbstractBase
  45      *
  46      */
  47     @Override
  48     public void destroy() {
  49         Node.NodeIDType.unRegisterIDType("OVS");
  50     }
  51     @Override
  52     public Object[] getGlobalImplementations() {
  53         return new Object[]{ ConnectionServiceImpl.class, ConfigurationServiceImpl.class, InventoryServiceImpl.class };
  54     }
  55
  56     @Override
  57     public void configureGlobalInstance(Component c, Object imp){
  58         if (imp.equals(ConfigurationServiceImpl.class)) {
  59             // export the service to be used by SAL
  60             Dictionary<String, Object> props = new Hashtable<>();
  61             c.setInterface(new String[] { OvsdbConfigurationService.class.getName()}, props);
  62             c.add(createServiceDependency()
  63                     .setService(org.opendaylight.ovsdb.plugin.api.OvsdbConfigurationService.class)
  64                     .setCallbacks("setOvsdbConfigurationService", "unsetOvsdbConfigurationService")
  65                     .setRequired(true));
  66         }
  67
  68         if (imp.equals(ConnectionServiceImpl.class)) {
  69             // export the service to be used by SAL
  70             Dictionary<String, Object> props = new Hashtable<>();
  71             c.setInterface(
  72                     new String[] {OvsdbConnectionService.class.getName()}, props);
  73             c.add(createServiceDependency()
  74                     .setService(org.opendaylight.ovsdb.plugin.api.OvsdbConnectionService.class)
  75                     .setCallbacks("setOvsdbConnectionService", "unsetOvsdbConnectionService")
  76                     .setRequired(true));
  77         }
  78
  79         if (imp.equals(InventoryServiceImpl.class)) {
  80             Dictionary<String, Object> props = new Hashtable<>();
  81             c.setInterface(
  82                     new String[]{OvsdbInventoryService.class.getName(),
  83                             org.opendaylight.ovsdb.plugin.api.OvsdbInventoryListener.class.getName()}, props);
  84             c.add(createServiceDependency()
  85                     .setService(org.opendaylight.ovsdb.plugin.api.OvsdbInventoryService.class)
  86                     .setCallbacks("setOvsdbInventoryService", "unsetOvsdbInventoryService")
  87                     .setRequired(true));
  88             c.add(createServiceDependency()
  89                     .setService(OvsdbInventoryListener.class)
  90                     .setCallbacks("addOvsdbInventoryListener", "removeOvsdbInventoryListener")
  91                     .setRequired(true));
  92         }
  93
  94     }
  95 }