opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/entityownership/messages/SelectOwner.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
   9 package org.opendaylight.controller.cluster.datastore.entityownership.messages;
  10
  11 import com.google.common.base.Preconditions;
  12 import java.util.Collection;
  13 import org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.EntityOwnerSelectionStrategy;
  14 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  15
  16 /**
  17  * Message sent when a new owner needs to be selected.
  18  */
  19 public class SelectOwner {
  20     private final YangInstanceIdentifier entityPath;
  21     private final Collection<String> allCandidates;
  22     private final EntityOwnerSelectionStrategy ownerSelectionStrategy;
  23
  24     public SelectOwner(YangInstanceIdentifier entityPath, Collection<String> allCandidates,
  25                        EntityOwnerSelectionStrategy ownerSelectionStrategy) {
  26
  27         this.entityPath = Preconditions.checkNotNull(entityPath, "entityPath should not be null");
  28         this.allCandidates = Preconditions.checkNotNull(allCandidates, "allCandidates should not be null");
  29         this.ownerSelectionStrategy = Preconditions.checkNotNull(ownerSelectionStrategy,
  30                 "ownerSelectionStrategy should not be null");
  31     }
  32
  33     public YangInstanceIdentifier getEntityPath() {
  34         return entityPath;
  35     }
  36
  37     public Collection<String> getAllCandidates() {
  38         return allCandidates;
  39     }
  40
  41     public EntityOwnerSelectionStrategy getOwnerSelectionStrategy() {
  42         return ownerSelectionStrategy;
  43     }
  44
  45     @Override
  46     public String toString() {
  47         return "SelectOwner [entityPath=" + entityPath + ", allCandidates=" + allCandidates
  48                 + ", ownerSelectionStrategy=" + ownerSelectionStrategy + "]";
  49     }
  50 }