<commit_before>/*
 * 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.fetch;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.lucene.index.LeafReaderContext;
import org.apache.lucene.index.ReaderUtil;
import org.apache.lucene.search.DocIdSetIterator;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreMode;
import org.apache.lucene.search.Scorer;
import org.apache.lucene.search.TotalHits;
import org.apache.lucene.search.Weight;
import org.apache.lucene.util.BitSet;
import org.elasticsearch.common.CheckedBiConsumer;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.collect.Tuple;
import org.elasticsearch.common.document.DocumentField;
import org.elasticsearch.common.lucene.index.SequentialStoredFieldsLeafReader;
import org.elasticsearch.common.lucene.search.Queries;
import org.elasticsearch.common.xcontent.XContentHelper;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.common.xcontent.support.XContentMapValues;
import org.elasticsearch.index.fieldvisitor.CustomFieldsVisitor;
import org.elasticsearch.index.fieldvisitor.FieldsVisitor;
import org.elasticsearch.index.mapper.DocumentMapper;
import org.elasticsearch.index.mapper.MappedFieldType;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.index.mapper.ObjectMapper;
import org.elasticsearch.index.mapper.SourceFieldMapper;
import org.elasticsearch.search.SearchContextSourcePrinter;
import org.elasticsearch.search.SearchHit;
import org.elasticsearch.search.SearchHits;
import org.elasticsearch.search.SearchShardTarget;
import org.elasticsearch.search.fetch.FetchSubPhase.HitContext;
import org.elasticsearch.search.fetch.subphase.FetchSourceContext;
import org.elasticsearch.search.fetch.subphase.InnerHitsContext;
import org.elasticsearch.search.fetch.subphase.InnerHitsPhase;
import org.elasticsearch.search.internal.SearchContext;
import org.elasticsearch.search.lookup.SearchLookup;
import org.elasticsearch.search.lookup.SourceLookup;
import org.elasticsearch.tasks.TaskCancelledException;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import static java.util.Collections.emptyMap;

/**
 * Fetch phase of a search request, used to fetch the actual top matching documents to be returned to the client, identified
 * after reducing all of the matches returned by the query phase
 */
public class FetchPhase {
    private static final Logger LOGGER = LogManager.getLogger(FetchPhase.class);

    private final FetchSubPhase[] fetchSubPhases;

    public FetchPhase(List<FetchSubPhase> fetchSubPhases) {
        this.fetchSubPhases = fetchSubPhases.toArray(new FetchSubPhase[fetchSubPhases.size() + 1]);
        this.fetchSubPhases[fetchSubPhases.size()] = new InnerHitsPhase(this);
    }

    public void execute(SearchContext context) {
        if (LOGGER.isTraceEnabled()) {
            LOGGER.trace("{}", new SearchContextSourcePrinter(context));
        }

        if (context.docIdsToLoadSize() == 0) {
            // no individual hits to process, so we shortcut
            context.fetchResult().hits(new SearchHits(new SearchHit[0], context.queryResult().getTotalHits(),
                context.queryResult().getMaxScore()));
            return;
        }
<commit_msg>Add an additional cancellation check to the fetch phase (#62577)<commit_after>/*
 * 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.fetch;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.lucene.index.LeafReaderContext;
import org.apache.lucene.index.ReaderUtil;
import org.apache.lucene.search.DocIdSetIterator;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreMode;
import org.apache.lucene.search.Scorer;
import org.apache.lucene.search.TotalHits;
import org.apache.lucene.search.Weight;
import org.apache.lucene.util.BitSet;
import org.elasticsearch.common.CheckedBiConsumer;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.collect.Tuple;
import org.elasticsearch.common.document.DocumentField;
import org.elasticsearch.common.lucene.index.SequentialStoredFieldsLeafReader;
import org.elasticsearch.common.lucene.search.Queries;
import org.elasticsearch.common.xcontent.XContentHelper;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.common.xcontent.support.XContentMapValues;
import org.elasticsearch.index.fieldvisitor.CustomFieldsVisitor;
import org.elasticsearch.index.fieldvisitor.FieldsVisitor;
import org.elasticsearch.index.mapper.DocumentMapper;
import org.elasticsearch.index.mapper.MappedFieldType;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.index.mapper.ObjectMapper;
import org.elasticsearch.index.mapper.SourceFieldMapper;
import org.elasticsearch.search.SearchContextSourcePrinter;
import org.elasticsearch.search.SearchHit;
import org.elasticsearch.search.SearchHits;
import org.elasticsearch.search.SearchShardTarget;
import org.elasticsearch.search.fetch.FetchSubPhase.HitContext;
import org.elasticsearch.search.fetch.subphase.FetchSourceContext;
import org.elasticsearch.search.fetch.subphase.InnerHitsContext;
import org.elasticsearch.search.fetch.subphase.InnerHitsPhase;
import org.elasticsearch.search.internal.SearchContext;
import org.elasticsearch.search.lookup.SearchLookup;
import org.elasticsearch.search.lookup.SourceLookup;
import org.elasticsearch.tasks.TaskCancelledException;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import static java.util.Collections.emptyMap;

/**
 * Fetch phase of a search request, used to fetch the actual top matching documents to be returned to the client, identified
 * after reducing all of the matches returned by the query phase
 */
public class FetchPhase {
    private static final Logger LOGGER = LogManager.getLogger(FetchPhase.class);

    private final FetchSubPhase[] fetchSubPhases;

    public FetchPhase(List<FetchSubPhase> fetchSubPhases) {
        this.fetchSubPhases = fetchSubPhases.toArray(new FetchSubPhase[fetchSubPhases.size() + 1]);
        this.fetchSubPhases[fetchSubPhases.size()] = new InnerHitsPhase(this);
    }

    public void execute(SearchContext context) {
        if (LOGGER.isTraceEnabled()) {
            LOGGER.trace("{}", new SearchContextSourcePrinter(context));
        }

        if (context.isCancelled()) {
            throw new TaskCancelledException("cancelled");
        }

        if (context.docIdsToLoadSize() == 0) {
            // no individual hits to process, so we shortcut
            context.fetchResult().hits(new SearchHits(new SearchHit[0], context.queryResult().getTotalHits(),
                context.queryResult().getMaxScore()));
            return;
        }

{'fraction_non_alphanumeric': 0.09044251824817519, 'fraction_numerical': 0.0026231751824817517, 'mean_word_length': 4.969366916269571, 'pattern_counts': {'":': 0, '<': 5, '<?xml version=': 0, '>': 5, 'https://': 0, 'lorem ipsum': 0, 'www.': 2, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6961359', 'n_tokens_mistral': 2387, 'n_tokens_neox': 2412, 'n_words': 598}