opendaylight/md-sal/messagebus-impl/src/main/java/org/opendaylight/controller/config/yang/messagebus/app/impl/MessageBusAppImplModule.java

   1 /*
   2  * Copyright (c) 2015 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 package org.opendaylight.controller.config.yang.messagebus.app.impl;
   9
  10 import java.util.HashSet;
  11 import java.util.Set;
  12
  13 import org.opendaylight.controller.config.api.DependencyResolver;
  14 import org.opendaylight.controller.config.api.ModuleIdentifier;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.md.sal.binding.api.MountPointService;
  17 import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
  18 import org.opendaylight.controller.md.sal.dom.api.DOMNotificationPublishService;
  19 import org.opendaylight.controller.messagebus.app.impl.EventSourceTopology;
  20 import org.opendaylight.controller.messagebus.eventsources.netconf.NetconfEventSourceManager;
  21 import org.opendaylight.controller.messagebus.spi.EventSource;
  22 import org.opendaylight.controller.messagebus.spi.EventSourceRegistration;
  23 import org.opendaylight.controller.messagebus.spi.EventSourceRegistry;
  24 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  25 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
  26 import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
  27 import org.osgi.framework.BundleContext;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 import com.google.common.base.Preconditions;
  32
  33 public class MessageBusAppImplModule extends org.opendaylight.controller.config.yang.messagebus.app.impl.AbstractMessageBusAppImplModule {
  34     private static final Logger LOGGER = LoggerFactory.getLogger(MessageBusAppImplModule.class);
  35
  36     private BundleContext bundleContext;
  37
  38     public BundleContext getBundleContext() {
  39         return bundleContext;
  40     }
  41
  42     public void setBundleContext(final BundleContext bundleContext) {
  43         this.bundleContext = bundleContext;
  44     }
  45
  46     public MessageBusAppImplModule(final ModuleIdentifier identifier, final DependencyResolver dependencyResolver) {
  47         super(identifier, dependencyResolver);
  48     }
  49
  50     public MessageBusAppImplModule(final ModuleIdentifier identifier, final DependencyResolver dependencyResolver,
  51             final MessageBusAppImplModule oldModule, final java.lang.AutoCloseable oldInstance) {
  52         super(identifier, dependencyResolver, oldModule, oldInstance);
  53     }
  54
  55     @Override
  56     protected void customValidation() {
  57     }
  58
  59     @Override
  60     public java.lang.AutoCloseable createInstance() {
  61
  62         final ProviderContext bindingCtx = getBindingBrokerDependency().registerProvider(new Providers.BindingAware());
  63         final ProviderSession domCtx = getDomBrokerDependency().registerProvider(new Providers.BindingIndependent());
  64         final DataBroker dataBroker = bindingCtx.getSALService(DataBroker.class);
  65         final DOMNotificationPublishService domPublish = domCtx.getService(DOMNotificationPublishService.class);
  66         final DOMMountPointService domMount = domCtx.getService(DOMMountPointService.class);
  67         final MountPointService bindingMount = bindingCtx.getSALService(MountPointService.class);
  68         final RpcProviderRegistry rpcRegistry = bindingCtx.getSALService(RpcProviderRegistry.class);
  69
  70         final EventSourceRegistryWrapper eventSourceRegistryWrapper = new EventSourceRegistryWrapper(new EventSourceTopology(dataBroker, rpcRegistry));
  71         final NetconfEventSourceManager netconfEventSourceManager = NetconfEventSourceManager.create(dataBroker, domPublish,domMount, bindingMount, eventSourceRegistryWrapper, getNamespaceToStream());
  72         eventSourceRegistryWrapper.addAutoCloseable(netconfEventSourceManager);
  73         LOGGER.info("Messagebus initialized");
  74         return eventSourceRegistryWrapper;
  75
  76     }
  77
  78     //TODO: separate NetconfEventSource into separate bundle, remove this wrapper, return EventSourceTopology directly as EventSourceRegistry
  79     private class EventSourceRegistryWrapper implements EventSourceRegistry{
  80
  81         private final EventSourceRegistry baseEventSourceRegistry;
  82         private final Set<AutoCloseable> autoCloseables = new HashSet<>();
  83
  84         public EventSourceRegistryWrapper(EventSourceRegistry baseEventSourceRegistry) {
  85             this.baseEventSourceRegistry = baseEventSourceRegistry;
  86         }
  87
  88         public void addAutoCloseable(AutoCloseable ac){
  89             Preconditions.checkNotNull(ac);
  90             autoCloseables.add(ac);
  91         }
  92
  93         @Override
  94         public void close() throws Exception {
  95             for(AutoCloseable ac : autoCloseables){
  96                 ac.close();
  97             }
  98             baseEventSourceRegistry.close();
  99         }
 100
 101         @Override
 102         public <T extends EventSource> EventSourceRegistration<T> registerEventSource(T eventSource) {
 103             return this.baseEventSourceRegistry.registerEventSource(eventSource);
 104         }
 105
 106     }
 107 }