org.elasticsearch.index.cache.id.ShardIdCache Maven / Gradle / Ivy
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* the Apache License, Version 2.0 (the "License"); you may
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
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package org.elasticsearch.index.cache.id;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.metrics.CounterMetric;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.settings.IndexSettings;
import org.elasticsearch.index.shard.AbstractIndexShardComponent;
import org.elasticsearch.index.shard.ShardId;
/**
*/
public class ShardIdCache extends AbstractIndexShardComponent {
final CounterMetric totalMetric = new CounterMetric();
@Inject
public ShardIdCache(ShardId shardId, @IndexSettings Settings indexSettings) {
super(shardId, indexSettings);
}
public IdCacheStats stats() {
return new IdCacheStats(totalMetric.count());
}
public void onCached(long sizeInBytes) {
totalMetric.inc(sizeInBytes);
}
public void onRemoval(long sizeInBytes) {
totalMetric.dec(sizeInBytes);
}
}