opendaylight/md-sal/sal-binding-util/src/main/java/org/opendaylight/controller/md/sal/binding/util/AbstractBindingSalConsumerInstance.java

   1 /*
   2  * Copyright (c) 2014 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.md.sal.binding.util;
   9
  10 import com.google.common.base.Preconditions;
  11 import org.opendaylight.controller.sal.binding.api.NotificationListener;
  12 import org.opendaylight.controller.sal.binding.api.NotificationService;
  13 import org.opendaylight.controller.sal.binding.api.RpcConsumerRegistry;
  14 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  15 import org.opendaylight.yangtools.yang.binding.Notification;
  16 import org.opendaylight.yangtools.yang.binding.RpcService;
  17
  18 @Deprecated
  19 public abstract class AbstractBindingSalConsumerInstance<N extends NotificationService, R extends RpcConsumerRegistry>
  20         implements RpcConsumerRegistry, NotificationService {
  21
  22     private final R rpcRegistry;
  23     private final N notificationBroker;
  24
  25     protected final R getRpcRegistry() {
  26         return rpcRegistry;
  27     }
  28
  29     protected final N getNotificationBroker() {
  30         return notificationBroker;
  31     }
  32
  33     protected final R getRpcRegistryChecked() {
  34         Preconditions.checkState(rpcRegistry != null,"Rpc Registry is not available.");
  35         return rpcRegistry;
  36     }
  37
  38     protected final N getNotificationBrokerChecked() {
  39         Preconditions.checkState(notificationBroker != null,"Notification Broker is not available.");
  40         return notificationBroker;
  41     }
  42
  43     protected AbstractBindingSalConsumerInstance(R rpcRegistry, N notificationBroker) {
  44         this.rpcRegistry = rpcRegistry;
  45         this.notificationBroker = notificationBroker;
  46     }
  47
  48     @Override
  49     public <T extends RpcService> T getRpcService(Class<T> module) {
  50         return getRpcRegistryChecked().getRpcService(module);
  51     }
  52
  53     @Override
  54     public <T extends Notification> ListenerRegistration<NotificationListener<T>> registerNotificationListener(
  55             Class<T> notificationType, NotificationListener<T> listener) {
  56         return getNotificationBrokerChecked().registerNotificationListener(notificationType, listener);
  57     }
  58
  59     @Override
  60     public ListenerRegistration<org.opendaylight.yangtools.yang.binding.NotificationListener>
  61             registerNotificationListener(org.opendaylight.yangtools.yang.binding.NotificationListener listener) {
  62         return getNotificationBrokerChecked().registerNotificationListener(listener);
  63     }
  64 }