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.query.graphql.resolver;
  
  import graphql.kickstart.tools.GraphQLQueryResolver;
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.List;
  import org.apache.skywalking.oap.server.core.analysis.IDManager;
  import org.apache.skywalking.oap.server.core.query.enumeration.Order;
  import org.apache.skywalking.oap.server.core.query.enumeration.Scope;
  import org.apache.skywalking.oap.server.core.query.input.Duration;
  import org.apache.skywalking.oap.server.core.query.input.TopNCondition;
  import org.apache.skywalking.oap.server.core.query.type.TopNEntity;
  import org.apache.skywalking.oap.server.library.module.ModuleManager;
  
  /**
   * @since 8.0.0 This query is replaced by {@link MetricsQuery}, all queries have been delegated to there.
   */
  @Deprecated
  public class AggregationQuery implements GraphQLQueryResolver {
      private MetricsQuery query;
  
      public AggregationQuery(ModuleManager moduleManager) {
          query = new MetricsQuery(moduleManager);
      }
  
      public List<TopNEntity> getServiceTopN(final String name, final int topN, final Duration duration,
                                             final Order order) throws IOException {
          TopNCondition condition = new TopNCondition();
          condition.setName(name);
          condition.setScope(Scope.Service);
          condition.setOrder(order);
          condition.setTopN(topN);
          List<TopNEntity> list = new ArrayList<>();
          query.sortMetrics(condition, duration).forEach(selectedRecord -> {
              TopNEntity entity = new TopNEntity(selectedRecord);
              list.add(entity);
          });
          return list;
      }
  
      public List<TopNEntity> getAllServiceInstanceTopN(final String name, final int topN, final Duration duration,
                                                        final Order order) throws IOException {
          TopNCondition condition = new TopNCondition();
          condition.setName(name);
          condition.setScope(Scope.ServiceInstance);
          condition.setOrder(order);
          condition.setTopN(topN);
          List<TopNEntity> list = new ArrayList<>();
          query.sortMetrics(condition, duration).forEach(selectedRecord -> {
              TopNEntity entity = new TopNEntity(selectedRecord);
              list.add(entity);
          });
          return list;
      }
  
      public List<TopNEntity> getServiceInstanceTopN(final String serviceId, final String name, final int topN,
                                                     final Duration duration, final Order order) throws IOException {
          TopNCondition condition = new TopNCondition();
          condition.setName(name);
          condition.setScope(Scope.ServiceInstance);
          final IDManager.ServiceID.ServiceIDDefinition serviceIDDefinition = IDManager.ServiceID.analysisId(serviceId);
          condition.setParentService(serviceIDDefinition.getName());
          condition.setNormal(true);
          condition.setOrder(order);
          condition.setTopN(topN);
          List<TopNEntity> list = new ArrayList<>();
          query.sortMetrics(condition, duration).forEach(selectedRecord -> {
              TopNEntity entity = new TopNEntity(selectedRecord);
              list.add(entity);
          });
          return list;
      }
  
      public List<TopNEntity> getAllEndpointTopN(final String name, final int topN, final Duration duration,
                                                 final Order order) throws IOException {
          TopNCondition condition = new TopNCondition();
          condition.setName(name);
          condition.setScope(Scope.Endpoint);
          condition.setOrder(order);
          condition.setTopN(topN);
          List<TopNEntity> list = new ArrayList<>();
          query.sortMetrics(condition, duration).forEach(selectedRecord -> {
              TopNEntity entity = new TopNEntity(selectedRecord);
              list.add(entity);
          });
          return list;
      }
  
      public List<TopNEntity> getEndpointTopN(final String serviceId, final String name, final int topN,
                                              final Duration duration, final Order order) throws IOException {
          TopNCondition condition = new TopNCondition();
          condition.setName(name);
          condition.setScope(Scope.Endpoint);
          final IDManager.ServiceID.ServiceIDDefinition serviceIDDefinition = IDManager.ServiceID.analysisId(serviceId);
          condition.setParentService(serviceIDDefinition.getName());
          condition.setNormal(true);
          condition.setOrder(order);
          condition.setTopN(topN);
          List<TopNEntity> list = new ArrayList<>();
          query.sortMetrics(condition, duration).forEach(selectedRecord -> {
              TopNEntity entity = new TopNEntity(selectedRecord);
              list.add(entity);
          });
          return list;
      }
  }
  