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.sal.utils.GlobalConstants;
  26 import org.opendaylight.controller.switchmanager.IInventoryListener;
  27 import org.opendaylight.controller.switchmanager.ISwitchManager;
  28 import org.opendaylight.controller.switchmanager.ISwitchManagerAware;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 import org.opendaylight.controller.clustering.services.ICacheUpdateAware;
  33 import org.opendaylight.controller.clustering.services.IClusterContainerServices;
  34 import org.opendaylight.controller.hosttracker.IfIptoHost;
  35
  36 public class Activator extends ComponentActivatorAbstractBase {
  37     protected static final Logger logger = LoggerFactory.getLogger(Activator.class);
  38
  39     /**
  40      * Function called when the activator starts just after some initializations
  41      * are done by the ComponentActivatorAbstractBase.
  42      *
  43      */
  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     public void destroy() {
  54
  55     }
  56
  57     /**
  58      * Function that is used to communicate to dependency manager the list of
  59      * known implementations for services inside a container
  60      *
  61      *
  62      * @return An array containing all the CLASS objects that will be
  63      *         instantiated in order to get an fully working implementation
  64      *         Object
  65      */
  66     public Object[] getImplementations() {
  67         Object[] res = { ForwardingRulesManagerImpl.class };
  68         return res;
  69     }
  70
  71     /**
  72      * Function that is called when configuration of the dependencies is
  73      * required.
  74      *
  75      * @param c
  76      *            dependency manager Component object, used for configuring the
  77      *            dependencies exported and imported
  78      * @param imp
  79      *            Implementation class that is being configured, needed as long
  80      *            as the same routine can configure multiple implementations
  81      * @param containerName
  82      *            The containerName being configured, this allow also optional
  83      *            per-container different behavior if needed, usually should not
  84      *            be the case though.
  85      */
  86     public void configureInstance(Component c, Object imp, String containerName) {
  87         if (imp.equals(ForwardingRulesManagerImpl.class)) {
  88             String interfaces[] = null;
  89             Dictionary<String, Set<String>> props = new Hashtable<String, Set<String>>();
  90             Set<String> propSet = new HashSet<String>();
  91             propSet.add("staticFlows");
  92             props.put("cachenames", propSet);
  93
  94             // export the service
  95             if (containerName.equals(GlobalConstants.DEFAULT.toString())) {
  96                 interfaces = new String[] { IContainerListener.class.getName(), ISwitchManagerAware.class.getName(),
  97                         IForwardingRulesManager.class.getName(), IInventoryListener.class.getName(),
  98                         ICacheUpdateAware.class.getName(), IConfigurationContainerAware.class.getName(),
  99                         IFlowProgrammerListener.class.getName() };
 100             } else {
 101                 interfaces = new String[] { ISwitchManagerAware.class.getName(),
 102                         IForwardingRulesManager.class.getName(), IInventoryListener.class.getName(),
 103                         ICacheUpdateAware.class.getName(), IConfigurationContainerAware.class.getName(),
 104                         IFlowProgrammerListener.class.getName() };
 105             }
 106
 107             c.setInterface(interfaces, props);
 108
 109             c.add(createContainerServiceDependency(containerName).setService(IFlowProgrammerService.class)
 110                     .setCallbacks("setFlowProgrammerService", "unsetFlowProgrammerService").setRequired(true));
 111
 112             c.add(createContainerServiceDependency(containerName).setService(IClusterContainerServices.class)
 113                     .setCallbacks("setClusterContainerService", "unsetClusterContainerService").setRequired(true));
 114             c.add(createContainerServiceDependency(containerName).setService(ISwitchManager.class)
 115                     .setCallbacks("setSwitchManager", "unsetSwitchManager").setRequired(true));
 116             c.add(createContainerServiceDependency(containerName).setService(IForwardingRulesManagerAware.class)
 117                     .setCallbacks("setFrmAware", "unsetFrmAware").setRequired(false));
 118             c.add(createContainerServiceDependency(containerName).setService(IfIptoHost.class)
 119                     .setCallbacks("setHostFinder", "unsetHostFinder").setRequired(true));
 120             c.add(createContainerServiceDependency(containerName).setService(IContainer.class)
 121                     .setCallbacks("setIContainer", "unsetIContainer").setRequired(true));
 122         }
 123     }
 124 }