org.elasticsearch.cluster.routing.PlainShardIterator Maven / Gradle / Ivy
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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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.elasticsearch.cluster.routing;
import org.elasticsearch.index.shard.ShardId;
import java.util.List;
/**
* The {@link PlainShardIterator} is a {@link ShardsIterator} which iterates all
* shards or a given {@link ShardId shard id}
*/
public class PlainShardIterator extends PlainShardsIterator implements ShardIterator {
private final ShardId shardId;
/**
* Creates a {@link PlainShardIterator} instance that iterates over a subset of the given shards
* this the a given shardId
.
*
* @param shardId shard id of the group
* @param shards shards to iterate
*/
public PlainShardIterator(ShardId shardId, List shards) {
super(shards);
this.shardId = shardId;
}
@Override
public ShardId shardId() {
return this.shardId;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
ShardIterator that = (ShardIterator) o;
return shardId.equals(that.shardId());
}
@Override
public int hashCode() {
return shardId.hashCode();
}
@Override
public int compareTo(ShardIterator o) {
return shardId.compareTo(o.shardId());
}
}