org.elasticsearch.indices.warmer.IndicesWarmer Maven / Gradle / Ivy
/*
* Licensed to ElasticSearch and Shay Banon 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.indices.warmer;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.index.engine.Engine;
import org.elasticsearch.index.shard.ShardId;
import org.elasticsearch.index.shard.service.IndexShard;
import org.elasticsearch.threadpool.ThreadPool;
/**
*/
public interface IndicesWarmer {
public abstract class Listener {
public String executor() {
return ThreadPool.Names.WARMER;
}
public abstract void warm(IndexShard indexShard, IndexMetaData indexMetaData, WarmerContext context);
}
public static class WarmerContext {
private final ShardId shardId;
private final Engine.Searcher fullSearcher;
private final Engine.Searcher newSearcher;
public WarmerContext(ShardId shardId, Engine.Searcher fullSearcher, Engine.Searcher newSearcher) {
this.shardId = shardId;
this.fullSearcher = fullSearcher;
this.newSearcher = newSearcher;
}
public ShardId shardId() {
return shardId;
}
public Engine.Searcher fullSearcher() {
return fullSearcher;
}
public Engine.Searcher newSearcher() {
return newSearcher;
}
}
void addListener(Listener listener);
void removeListener(Listener listener);
}