2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.controller.md.sal.common.api.clustering;
11 import com.google.common.base.Preconditions;
12 import javax.annotation.Nonnull;
15 * Thrown when a Candidate has already been registered for a given Entity. This could be due to a component doing a
16 * duplicate registration or two different components within the same process trying to register a Candidate.
18 public class CandidateAlreadyRegisteredException extends Exception {
19 private final Entity entity;
20 private final EntityOwnershipCandidate registeredCandidate;
22 public CandidateAlreadyRegisteredException(@Nonnull Entity entity,
23 @Nonnull EntityOwnershipCandidate registeredCandidate,
26 this.entity = Preconditions.checkNotNull(entity, "entity should not be null");
27 this.registeredCandidate = Preconditions.checkNotNull(registeredCandidate,
28 "registeredCandidate should not be null");
31 public CandidateAlreadyRegisteredException(@Nonnull Entity entity,
32 @Nonnull EntityOwnershipCandidate registeredCandidate,
33 String message, Throwable throwable) {
34 super(message, throwable);
35 this.entity = Preconditions.checkNotNull(entity, "entity should not be null");
36 this.registeredCandidate = Preconditions.checkNotNull(registeredCandidate,
37 "registeredCandidate should not be null");
42 * @return the entity for which a Candidate has already been registered in the current process
45 public Entity getEntity() {
51 * @return the currently registered candidate
54 public EntityOwnershipCandidate getRegisteredCandidate() {
55 return registeredCandidate;