org.elasticsearch.index.cache.query.DisabledQueryCache Maven / Gradle / Ivy

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/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.index.cache.query;

import org.apache.lucene.search.QueryCachingPolicy;
import org.apache.lucene.search.Weight;

public class DisabledQueryCache implements QueryCache {

    public static final DisabledQueryCache INSTANCE = new DisabledQueryCache();

    private DisabledQueryCache() {}

    @Override
    public void close() {
        // nothing to do here
    }

    @Override
    public Weight doCache(Weight weight, QueryCachingPolicy policy) {
        return weight;
    }

    @Override
    public void clear(String reason) {
        // nothing to do here
    }
}