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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.search.profile;
import org.elasticsearch.search.internal.ContextIndexSearcher;
import org.elasticsearch.search.profile.aggregation.AggregationProfiler;
import org.elasticsearch.search.profile.query.QueryProfiler;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/** Wrapper around all the profilers that makes management easier. */
public final class Profilers {
private final ContextIndexSearcher searcher;
private final List queryProfilers;
private final AggregationProfiler aggProfiler;
/** Sole constructor. This {@link Profilers} instance will initially wrap one {@link QueryProfiler}. */
public Profilers(ContextIndexSearcher searcher) {
this.searcher = searcher;
this.queryProfilers = new ArrayList<>();
this.aggProfiler = new AggregationProfiler();
addQueryProfiler();
}
/** Switch to a new profile. */
public QueryProfiler addQueryProfiler() {
QueryProfiler profiler = new QueryProfiler();
searcher.setProfiler(profiler);
queryProfilers.add(profiler);
return profiler;
}
/** Get the current profiler. */
public QueryProfiler getCurrentQueryProfiler() {
return queryProfilers.get(queryProfilers.size() - 1);
}
/** Return the list of all created {@link QueryProfiler}s so far. */
public List getQueryProfilers() {
return Collections.unmodifiableList(queryProfilers);
}
/** Return the {@link AggregationProfiler}. */
public AggregationProfiler getAggregationProfiler() {
return aggProfiler;
}
}