| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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.apache.lucene.sandbox.search; |
| |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * A record of timings for the various operations that may happen during query execution. A node's |
| * time may be composed of several internal attributes (rewriting, weighting, scoring, etc). |
| */ |
| class QueryProfilerBreakdown { |
| |
| /** The accumulated timings for this query node */ |
| private final QueryProfilerTimer[] timers; |
| |
| /** Sole constructor. */ |
| public QueryProfilerBreakdown() { |
| timers = new QueryProfilerTimer[QueryProfilerTimingType.values().length]; |
| for (int i = 0; i < timers.length; ++i) { |
| timers[i] = new QueryProfilerTimer(); |
| } |
| } |
| |
| public QueryProfilerTimer getTimer(QueryProfilerTimingType type) { |
| return timers[type.ordinal()]; |
| } |
| |
| /** Build a timing count breakdown. */ |
| public final Map<String, Long> toBreakdownMap() { |
| Map<String, Long> map = new HashMap<>(timers.length * 2); |
| for (QueryProfilerTimingType type : QueryProfilerTimingType.values()) { |
| map.put(type.toString(), timers[type.ordinal()].getApproximateTiming()); |
| map.put(type.toString() + "_count", timers[type.ordinal()].getCount()); |
| } |
| return Collections.unmodifiableMap(map); |
| } |
| |
| public final long toTotalTime() { |
| long total = 0; |
| for (QueryProfilerTimer timer : timers) { |
| total += timer.getApproximateTiming(); |
| } |
| return total; |
| } |
| } |