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.impl;
  
  import org.apache.dolphinscheduler.api.service.TaskDefinitionLogService;
  import org.apache.dolphinscheduler.dao.entity.ProcessTaskRelation;
  import org.apache.dolphinscheduler.dao.entity.ProcessTaskRelationLog;
  import org.apache.dolphinscheduler.dao.repository.ProcessTaskRelationLogDao;
  import org.apache.dolphinscheduler.dao.repository.TaskDefinitionLogDao;
  
  import org.apache.commons.collections4.CollectionUtils;
  
  import java.util.HashSet;
  import java.util.List;
  import java.util.Set;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Component;
  
  @Component
  public class TaskDefinitionLogServiceImpl implements TaskDefinitionLogService {
  
      @Autowired
      private ProcessTaskRelationLogDao processTaskRelationLogDao;
  
      @Autowired
      private TaskDefinitionLogDao taskDefinitionLogDao;
  
      @Override
      public void deleteTaskByWorkflowDefinitionCode(long workflowDefinitionCode) {
          List<ProcessTaskRelationLog> processTaskRelations =
                  processTaskRelationLogDao.queryByWorkflowDefinitionCode(workflowDefinitionCode);
          if (CollectionUtils.isEmpty(processTaskRelations)) {
              return;
          }
          // delete task definition
          Set<Long> needToDeleteTaskDefinitionCodes = new HashSet<>();
          for (ProcessTaskRelation processTaskRelation : processTaskRelations) {
              needToDeleteTaskDefinitionCodes.add(processTaskRelation.getPreTaskCode());
              needToDeleteTaskDefinitionCodes.add(processTaskRelation.getPostTaskCode());
          }
          taskDefinitionLogDao.deleteByTaskDefinitionCodes(needToDeleteTaskDefinitionCodes);
          // delete task workflow relation
          processTaskRelationLogDao.deleteByWorkflowDefinitionCode(workflowDefinitionCode);
      }
  }
  