singleton-service/mdsal-singleton-dom-impl/src/main/java/org/opendaylight/mdsal/singleton/dom/impl/DOMClusterSingletonServiceProviderImpl.java

   1 /*
   2  * Copyright (c) 2016 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.mdsal.singleton.dom.impl;
  10
  11 import org.opendaylight.mdsal.eos.common.api.GenericEntityOwnershipService;
  12 import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
  13 import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipChange;
  14 import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipListener;
  15 import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipListenerRegistration;
  16 import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipService;
  17 import org.opendaylight.mdsal.singleton.dom.api.DOMClusterSingletonServiceProvider;
  18 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  19 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
  20
  21 /**
  22  * Binding version of {@link AbstractClusterSingletonServiceProviderImpl}
  23  */
  24 public final class DOMClusterSingletonServiceProviderImpl extends
  25         AbstractClusterSingletonServiceProviderImpl<YangInstanceIdentifier, DOMEntity,
  26                                                     DOMEntityOwnershipChange,
  27                                                     DOMEntityOwnershipListener,
  28                                                     DOMEntityOwnershipService,
  29                                                     DOMEntityOwnershipListenerRegistration>
  30         implements DOMClusterSingletonServiceProvider {
  31
  32     /**
  33      * Initialization all needed class internal property for {@link DOMClusterSingletonServiceProviderImpl}
  34      *
  35      * @param entityOwnershipService - we need only {@link GenericEntityOwnershipService}
  36      */
  37     public DOMClusterSingletonServiceProviderImpl(final DOMEntityOwnershipService entityOwnershipService) {
  38         super(entityOwnershipService);
  39     }
  40
  41     @Override
  42     protected final DOMEntity createEntity(final String type, final String ident) {
  43         return new DOMEntity(type, ident);
  44     }
  45
  46     @Override
  47     protected final DOMEntityOwnershipListenerRegistration registerListener(final String type,
  48             final DOMEntityOwnershipService eos) {
  49         return eos.registerListener(type, this);
  50     }
  51
  52     @Override
  53     protected String getServiceIdentifierFromEntity(final DOMEntity entity) {
  54         final YangInstanceIdentifier yii = entity.getIdentifier();
  55         final NodeIdentifierWithPredicates niiwp = (NodeIdentifierWithPredicates) yii.getLastPathArgument();
  56         return niiwp.getKeyValues().values().iterator().next().toString();
  57     }
  58 }