opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/clustering/AbstractEntityOwnershipListenerRegistration.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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.common.impl.clustering;
   9
  10 import com.google.common.base.Preconditions;
  11 import javax.annotation.Nonnull;
  12 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListener;
  13 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListenerRegistration;
  14 import org.opendaylight.yangtools.concepts.AbstractObjectRegistration;
  15
  16 /**
  17  * Abstract base class for an EntityOwnershipListenerRegistration.
  18  *
  19  * @author Thomas Pantelis
  20  */
  21 public abstract class AbstractEntityOwnershipListenerRegistration extends AbstractObjectRegistration<EntityOwnershipListener>
  22         implements EntityOwnershipListenerRegistration {
  23     private final String entityType;
  24
  25     protected AbstractEntityOwnershipListenerRegistration(@Nonnull EntityOwnershipListener listener,
  26             @Nonnull String entityType) {
  27         super(listener);
  28         this.entityType = Preconditions.checkNotNull(entityType, "entityType cannot be null");
  29     }
  30
  31     @Override
  32     public String getEntityType() {
  33         return entityType;
  34     }
  35 }