/*
* 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 com.facebook.presto.raptor.metadata;
import com.google.common.collect.ImmutableSet;
import java.util.Objects;
import java.util.Set;
import java.util.UUID;
import static com.google.common.base.MoreObjects.toStringHelper;
import static java.util.Objects.requireNonNull;
public class ShardNodes
{
private final UUID shardUuid;
private final Set<String> nodeIdentifiers;
public ShardNodes(UUID shardUuid, Set<String> nodeIdentifiers)
{
this.shardUuid = requireNonNull(shardUuid, "shardUuid is null");
this.nodeIdentifiers = ImmutableSet.copyOf(requireNonNull(nodeIdentifiers, "nodeIdentifiers is null"));
}
public UUID getShardUuid()
{
return shardUuid;
}
public Set<String> getNodeIdentifiers()
{
return nodeIdentifiers;
}
@Override
public boolean equals(Object obj)
{
if (this == obj) {
return true;
}
if (obj == null || getClass() != obj.getClass()) {
return false;
}
ShardNodes other = (ShardNodes) obj;
return Objects.equals(this.shardUuid, other.shardUuid) &&
Objects.equals(this.nodeIdentifiers, other.nodeIdentifiers);
}
@Override
public int hashCode()
{
return Objects.hash(shardUuid, nodeIdentifiers);
}
@Override
public String toString()
{
return toStringHelper(this)
.add("shardUuid", shardUuid)
.add("nodeIdentifiers", nodeIdentifiers)
.toString();
}
}