openstack/net-virt-providers/src/main/java/org/opendaylight/ovsdb/openstack/netvirt/providers/openflow13/MdsalConsumerImpl.java

   1 /*
   2  * Copyright (C) 2013 Red Hat, Inc.
   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  * Authors : Madhu Venugopal
   9  */
  10
  11 package org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13;
  12
  13 import org.apache.felix.dm.Component;
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  16 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ConsumerContext;
  17 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  18 import org.opendaylight.controller.sal.binding.api.BindingAwareConsumer;
  19 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  20 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  21 import org.opendaylight.ovsdb.openstack.netvirt.api.Action;
  22 import org.osgi.framework.BundleContext;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25 public class MdsalConsumerImpl implements BindingAwareConsumer, MdsalConsumer, BindingAwareProvider {
  26
  27     private BundleContext ctx = null;
  28     private volatile BindingAwareBroker broker;
  29     private ConsumerContext consumerContext = null;
  30     private DataBroker dataBroker;
  31     private NotificationProviderService notificationService;
  32
  33     static final Logger logger = LoggerFactory.getLogger(MdsalConsumerImpl.class);
  34
  35     void init(Component c) {
  36         this.ctx = c.getDependencyManager().getBundleContext();
  37         logger.info("Open vSwitch OpenFlow 1.3 Neutron Networking Provider Registered with MD-SAL");
  38         broker.registerConsumer(this, this.ctx);
  39         broker.registerProvider(this, this.ctx);
  40     }
  41
  42     void destroy() {
  43         // Now lets close MDSAL session
  44         if (this.consumerContext != null) {
  45             //this.consumerContext.close();
  46             this.dataBroker = null;
  47             this.consumerContext = null;
  48         }
  49     }
  50
  51     @Override
  52     public void onSessionInitialized(ConsumerContext session) {
  53         this.consumerContext = session;
  54         dataBroker = session.getSALService(DataBroker.class);
  55         logger.info("OVSDB Neutron Session Initialized with CONSUMER CONTEXT {}", session.toString());
  56     }
  57
  58     @Override
  59     public ConsumerContext getConsumerContext() {
  60         return consumerContext;
  61     }
  62     @Override
  63     public DataBroker getDataBroker() {
  64         return dataBroker;
  65     }
  66     @Override
  67     public NotificationProviderService getNotificationService() {
  68         return notificationService;
  69     }
  70
  71     @Override
  72     public void onSessionInitiated(ProviderContext session) {
  73         notificationService = session.getSALService(NotificationProviderService.class);
  74     }
  75 }