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 static final long serialVersionUID = 1L;
21 private final Entity entity;
22 private final EntityOwnershipCandidate registeredCandidate;
24 public CandidateAlreadyRegisteredException(@Nonnull Entity entity,
25 @Nonnull EntityOwnershipCandidate registeredCandidate) {
26 super(String.format("Candidate %s has already been registered for %s",
27 Preconditions.checkNotNull(registeredCandidate, "registeredCandidate should not be null"),
28 Preconditions.checkNotNull(entity, "entity should not be null")));
30 this.registeredCandidate = registeredCandidate;
35 * @return the entity for which a Candidate has already been registered in the current process
38 public Entity getEntity() {
44 * @return the currently registered candidate
47 public EntityOwnershipCandidate getRegisteredCandidate() {
48 return registeredCandidate;