| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.cluster; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import java.util.Collection; |
| import java.util.Objects; |
| |
| import com.google.common.base.MoreObjects; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Sets; |
| |
| /** |
| * Default {@link Partition} implementation. |
| */ |
| public class DefaultPartition implements Partition { |
| |
| private final PartitionId id; |
| private final Collection<NodeId> members; |
| |
| /** |
| * Constructs an empty partition for the serializer. |
| */ |
| protected DefaultPartition() { |
| id = null; |
| members = null; |
| } |
| |
| /** |
| * Constructs a partition. |
| * |
| * @param id partition identifier |
| * @param members partition member nodes |
| */ |
| public DefaultPartition(PartitionId id, Collection<NodeId> members) { |
| this.id = checkNotNull(id); |
| this.members = ImmutableSet.copyOf(members); |
| } |
| |
| /** |
| * Constructs a partition that is a copy of another. |
| * |
| * @param other partition to copy |
| */ |
| public DefaultPartition(Partition other) { |
| this.id = checkNotNull(other.getId()); |
| this.members = ImmutableSet.copyOf(other.getMembers()); |
| } |
| |
| @Override |
| public PartitionId getId() { |
| return this.id; |
| } |
| |
| @Override |
| public Collection<NodeId> getMembers() { |
| return this.members; |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("id", id) |
| .add("members", members) |
| .toString(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(id, members); |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| if (!(other instanceof DefaultPartition)) { |
| return false; |
| } |
| DefaultPartition that = (DefaultPartition) other; |
| return this.getId().equals(that.getId()) && |
| Sets.symmetricDifference(Sets.newHashSet(this.members), Sets.newHashSet(that.members)).isEmpty(); |
| } |
| } |