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.core.storage.query;
  
  import java.io.IOException;
  import java.util.List;
  import org.apache.skywalking.oap.server.core.analysis.manual.relation.instance.ServiceInstanceRelationClientSideMetrics;
  import org.apache.skywalking.oap.server.core.analysis.manual.relation.instance.ServiceInstanceRelationServerSideMetrics;
  import org.apache.skywalking.oap.server.core.analysis.manual.relation.service.ServiceRelationClientSideMetrics;
  import org.apache.skywalking.oap.server.core.analysis.manual.relation.service.ServiceRelationServerSideMetrics;
  import org.apache.skywalking.oap.server.core.query.input.Duration;
  import org.apache.skywalking.oap.server.core.query.type.Call;
  import org.apache.skywalking.oap.server.library.module.Service;
  
  public interface ITopologyQueryDAO extends Service {
      /**
       * Query {@link ServiceRelationServerSideMetrics} through the given conditions
       */
      List<Call.CallDetail> loadServiceRelationsDetectedAtServerSide(Duration duration,
                                                                     List<String> serviceIds) throws IOException;
  
      /**
       * Query {@link ServiceRelationClientSideMetrics} through the given conditions
       */
      List<Call.CallDetail> loadServiceRelationDetectedAtClientSide(Duration duration,
                                                                    List<String> serviceIds) throws IOException;
  
      /**
       * Query {@link ServiceRelationServerSideMetrics} globally, without given serviceIds
       */
      List<Call.CallDetail> loadServiceRelationsDetectedAtServerSide(Duration duration) throws IOException;
  
      /**
       * Query {@link ServiceRelationClientSideMetrics} globally, without given serviceIds
       */
      List<Call.CallDetail> loadServiceRelationDetectedAtClientSide(Duration duration) throws IOException;
  
      /**
       * Query {@link ServiceInstanceRelationServerSideMetrics} through given conditions, including the specific
       * clientServiceId and serverServiceId
       */
      List<Call.CallDetail> loadInstanceRelationDetectedAtServerSide(String clientServiceId,
                                                                     String serverServiceId,
                                                                     Duration duration) throws IOException;
  
      /**
       * Query {@link ServiceInstanceRelationClientSideMetrics} through given conditions, including the specific
       * clientServiceId and serverServiceId
       */
      List<Call.CallDetail> loadInstanceRelationDetectedAtClientSide(String clientServiceId,
                                                                     String serverServiceId,
                                                                     Duration duration) throws IOException;
  
      /**
       * Query the endpoint relationship. Endpoint dependency is not detected from server side agent.
       */
      List<Call.CallDetail> loadEndpointRelation(Duration duration,
                                                 String destEndpointId) throws IOException;
  
      /**
       * Query {@link org.apache.skywalking.oap.server.core.analysis.manual.relation.process.ProcessRelationClientSideMetrics}
       * through given conditions, including the specific service instance id
       */
      List<Call.CallDetail> loadProcessRelationDetectedAtClientSide(String serviceInstanceId,
                                                                    Duration duration) throws IOException;
  
      /**
       * Query {@link org.apache.skywalking.oap.server.core.analysis.manual.relation.process.ProcessRelationServerSideMetrics}
       * through given conditions, including the specific service instance id
       */
      List<Call.CallDetail> loadProcessRelationDetectedAtServerSide(String serviceInstanceId,
                                                                    Duration duration) throws IOException;
  }
  