opendaylight/sal/connection/implementation/src/main/java/org/opendaylight/controller/sal/connection/implementation/internal/Activator.java

   1 /*
   2  * Copyright (c) 2013 Cisco 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
   9 package org.opendaylight.controller.sal.connection.implementation.internal;
  10
  11 import org.apache.felix.dm.Component;
  12 import org.opendaylight.controller.sal.connection.IConnectionListener;
  13 import org.opendaylight.controller.sal.connection.IConnectionService;
  14 import org.opendaylight.controller.sal.connection.IPluginInConnectionService;
  15 import org.opendaylight.controller.sal.connection.IPluginOutConnectionService;
  16 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 public class Activator extends ComponentActivatorAbstractBase {
  21     protected static final Logger logger = LoggerFactory
  22             .getLogger(Activator.class);
  23
  24     /**
  25      * Function that is used to communicate to dependency manager the list of
  26      * known Global implementations
  27      *
  28      *
  29      * @return An array containing all the CLASS objects that will be
  30      *         instantiated in order to get an fully working implementation
  31      *         Object
  32      */
  33     public Object[] getGlobalImplementations() {
  34         Object[] res = { ConnectionService.class};
  35         return res;
  36     }
  37
  38     /**
  39      * Function that is called when configuration of the dependencies is required.
  40      *
  41      * @param c
  42      *            dependency manager Component object, used for configuring the
  43      *            dependencies exported and imported
  44      * @param imp
  45      *            Implementation class that is being configured, needed as long
  46      *            as the same routine can configure multiple implementations
  47      */
  48     public void configureGlobalInstance(Component c, Object imp) {
  49         if (imp.equals(ConnectionService.class)) {
  50             c.setInterface(
  51                     new String[] { IConnectionService.class.getName(),
  52                                    IPluginOutConnectionService.class.getName() },
  53                                    null);
  54
  55             c.add(createServiceDependency()
  56                     .setService(IPluginInConnectionService.class)
  57                     .setCallbacks("setPluginService", "unsetPluginService")
  58                     .setRequired(false));
  59             c.add(createServiceDependency()
  60                     .setService(IConnectionListener.class)
  61                     .setCallbacks("setListener", "unsetListener")
  62                     .setRequired(false));
  63         }
  64     }
  65 }