opendaylight/forwardingrulesmanager/implementation/src/main/java/org/opendaylight/controller/forwardingrulesmanager/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.forwardingrulesmanager.internal;
  10
  11 import java.util.Dictionary;
  12 import java.util.HashSet;
  13 import java.util.Hashtable;
  14 import java.util.Set;
  15
  16 import org.apache.felix.dm.Component;
  17 import org.opendaylight.controller.configuration.IConfigurationContainerAware;
  18 import org.opendaylight.controller.forwardingrulesmanager.IForwardingRulesManager;
  19 import org.opendaylight.controller.forwardingrulesmanager.IForwardingRulesManagerAware;
  20 import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
  21 import org.opendaylight.controller.sal.core.IContainer;
  22 import org.opendaylight.controller.sal.core.IContainerListener;
  23 import org.opendaylight.controller.sal.flowprogrammer.IFlowProgrammerListener;
  24 import org.opendaylight.controller.sal.flowprogrammer.IFlowProgrammerService;
  25 import org.opendaylight.controller.switchmanager.IInventoryListener;
  26 import org.opendaylight.controller.switchmanager.ISwitchManager;
  27 import org.opendaylight.controller.switchmanager.ISwitchManagerAware;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 import org.opendaylight.controller.clustering.services.ICacheUpdateAware;
  32 import org.opendaylight.controller.clustering.services.IClusterContainerServices;
  33 import org.opendaylight.controller.hosttracker.IfIptoHost;
  34
  35 public class Activator extends ComponentActivatorAbstractBase {
  36     protected static final Logger logger = LoggerFactory.getLogger(Activator.class);
  37
  38     /**
  39      * Function called when the activator starts just after some initializations
  40      * are done by the ComponentActivatorAbstractBase.
  41      *
  42      */
  43     @Override
  44     public void init() {
  45
  46     }
  47
  48     /**
  49      * Function called when the activator stops just before the cleanup done by
  50      * ComponentActivatorAbstractBase
  51      *
  52      */
  53     @Override
  54     public void destroy() {
  55
  56     }
  57
  58     /**
  59      * Function that is used to communicate to dependency manager the list of
  60      * known implementations for services inside a container
  61      *
  62      *
  63      * @return An array containing all the CLASS objects that will be
  64      *         instantiated in order to get an fully working implementation
  65      *         Object
  66      */
  67     @Override
  68     public Object[] getImplementations() {
  69         Object[] res = { ForwardingRulesManagerImpl.class };
  70         return res;
  71     }
  72
  73     /**
  74      * Function that is called when configuration of the dependencies is
  75      * required.
  76      *
  77      * @param c
  78      *            dependency manager Component object, used for configuring the
  79      *            dependencies exported and imported
  80      * @param imp
  81      *            Implementation class that is being configured, needed as long
  82      *            as the same routine can configure multiple implementations
  83      * @param containerName
  84      *            The containerName being configured, this allow also optional
  85      *            per-container different behavior if needed, usually should not
  86      *            be the case though.
  87      */
  88     @Override
  89     public void configureInstance(Component c, Object imp, String containerName) {
  90         if (imp.equals(ForwardingRulesManagerImpl.class)) {
  91             String interfaces[] = null;
  92             Dictionary<String, Set<String>> props = new Hashtable<String, Set<String>>();
  93             Set<String> propSet = new HashSet<String>();
  94             propSet.add("frm.flowsSaveEvent");
  95             props.put("cachenames", propSet);
  96
  97             // export the service
  98             interfaces = new String[] { IContainerListener.class.getName(), ISwitchManagerAware.class.getName(),
  99                     IForwardingRulesManager.class.getName(), IInventoryListener.class.getName(),
 100                     ICacheUpdateAware.class.getName(), IConfigurationContainerAware.class.getName(),
 101                     IFlowProgrammerListener.class.getName() };
 102
 103             c.setInterface(interfaces, props);
 104
 105             c.add(createContainerServiceDependency(containerName).setService(IFlowProgrammerService.class)
 106                     .setCallbacks("setFlowProgrammerService", "unsetFlowProgrammerService").setRequired(true));
 107
 108             c.add(createContainerServiceDependency(containerName).setService(IClusterContainerServices.class)
 109                     .setCallbacks("setClusterContainerService", "unsetClusterContainerService").setRequired(true));
 110             c.add(createContainerServiceDependency(containerName).setService(ISwitchManager.class)
 111                     .setCallbacks("setSwitchManager", "unsetSwitchManager").setRequired(true));
 112             c.add(createContainerServiceDependency(containerName).setService(IForwardingRulesManagerAware.class)
 113                     .setCallbacks("setFrmAware", "unsetFrmAware").setRequired(false));
 114             c.add(createContainerServiceDependency(containerName).setService(IfIptoHost.class)
 115                     .setCallbacks("setHostFinder", "unsetHostFinder").setRequired(true));
 116             c.add(createContainerServiceDependency(containerName).setService(IContainer.class)
 117                     .setCallbacks("setIContainer", "unsetIContainer").setRequired(true));
 118         }
 119     }
 120 }