code: /*
   * 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.skywalking.oap.server.storage.plugin.elasticsearch.query;
  
  import org.apache.skywalking.library.elasticsearch.requests.search.BoolQueryBuilder;
  import org.apache.skywalking.library.elasticsearch.requests.search.Query;
  import org.apache.skywalking.library.elasticsearch.requests.search.Search;
  import org.apache.skywalking.library.elasticsearch.requests.search.SearchBuilder;
  import org.apache.skywalking.oap.server.core.profiling.ebpf.storage.EBPFProfilingDataRecord;
  import org.apache.skywalking.oap.server.core.storage.profiling.ebpf.IEBPFProfilingDataDAO;
  import org.apache.skywalking.oap.server.library.client.elasticsearch.ElasticSearchClient;
  import org.apache.skywalking.oap.server.library.client.elasticsearch.ElasticSearchScroller;
  import org.apache.skywalking.oap.server.storage.plugin.elasticsearch.StorageModuleElasticsearchConfig;
  import org.apache.skywalking.oap.server.storage.plugin.elasticsearch.base.ElasticSearchConverter;
  import org.apache.skywalking.oap.server.storage.plugin.elasticsearch.base.EsDAO;
  import org.apache.skywalking.oap.server.storage.plugin.elasticsearch.base.IndexController;
  
  import java.util.List;
  
  public class EBPFProfilingDataEsDAO extends EsDAO implements IEBPFProfilingDataDAO {
      private final int scrollingBatchSize;
  
      public EBPFProfilingDataEsDAO(ElasticSearchClient client, StorageModuleElasticsearchConfig config) {
          super(client);
          this.scrollingBatchSize = config.getProfileDataQueryBatchSize();
      }
  
      @Override
      public List<EBPFProfilingDataRecord> queryData(List<String> scheduleIdList, long beginTime, long endTime) {
          final String index =
                  IndexController.LogicIndicesRegister.getPhysicalTableName(EBPFProfilingDataRecord.INDEX_NAME);
          final BoolQueryBuilder query = Query.bool();
          if (IndexController.LogicIndicesRegister.isMergedTable(EBPFProfilingDataRecord.INDEX_NAME)) {
              query.must(Query.term(IndexController.LogicIndicesRegister.RECORD_TABLE_NAME, EBPFProfilingDataRecord.INDEX_NAME));
          }
          final SearchBuilder search = Search.builder().query(query).size(scrollingBatchSize);
          query.must(Query.terms(EBPFProfilingDataRecord.SCHEDULE_ID, scheduleIdList));
          query.must(Query.range(EBPFProfilingDataRecord.UPLOAD_TIME).gte(beginTime).lt(endTime));
  
          final var scroller = ElasticSearchScroller
              .<EBPFProfilingDataRecord>builder()
              .client(getClient())
              .search(search.build())
              .index(index)
              .resultConverter(hit -> {
                  final var sourceAsMap = hit.getSource();
                  final var builder = new EBPFProfilingDataRecord.Builder();
                  return builder.storage2Entity(new ElasticSearchConverter.ToEntity(EBPFProfilingDataRecord.INDEX_NAME, sourceAsMap));
              })
              .build();
          return scroller.scroll();
      }
  }
  