content: /*
   * 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.dolphinscheduler.api.service;
  
  import org.apache.dolphinscheduler.dao.entity.TaskMainInfo;
  import org.apache.dolphinscheduler.dao.entity.WorkFlowLineage;
  
  import java.util.List;
  import java.util.Map;
  import java.util.Optional;
  import java.util.Set;
  
  /**
   * work flow lineage service
   */
  public interface WorkFlowLineageService {
  
      List<WorkFlowLineage> queryWorkFlowLineageByName(long projectCode, String workFlowName);
  
      Map<String, Object> queryWorkFlowLineageByCode(long projectCode, long workFlowCode);
  
      Map<String, Object> queryWorkFlowLineage(long projectCode);
  
      /**
       * Query tasks depend on process definition, include upstream or downstream
       *
       * @param projectCode Project code want to query tasks dependence
       * @param processDefinitionCode Process definition code want to query tasks dependence
       * @return Set of TaskMainInfo
       */
      Set<TaskMainInfo> queryTaskDepOnProcess(long projectCode, long processDefinitionCode);
  
      /**
       * Query and return tasks dependence with string format, is a wrapper of queryTaskDepOnTask and task query method.
       *
       * @param projectCode Project code want to query tasks dependence
       * @param processDefinitionCode Process definition code want to query tasks dependence
       * @param taskCode Task code want to query tasks dependence
       * @return dependent process definition
       */
      Optional<String> taskDepOnTaskMsg(long projectCode, long processDefinitionCode, long taskCode);
  }
  