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.executor.workflow.instance.failure.recovery;
  
  import org.apache.dolphinscheduler.api.enums.ExecuteType;
  import org.apache.dolphinscheduler.api.executor.ExecuteFunction;
  import org.apache.dolphinscheduler.api.executor.ExecuteRuntimeException;
  import org.apache.dolphinscheduler.common.enums.CommandType;
  import org.apache.dolphinscheduler.dao.entity.Command;
  import org.apache.dolphinscheduler.dao.entity.ProcessInstance;
  import org.apache.dolphinscheduler.service.command.CommandService;
  
  public class FailureRecoveryExecuteFunction implements ExecuteFunction<FailureRecoveryRequest, FailureRecoveryResult> {
  
      private final CommandService commandService;
  
      public FailureRecoveryExecuteFunction(CommandService commandService) {
          this.commandService = commandService;
      }
  
      @Override
      public FailureRecoveryResult execute(FailureRecoveryRequest request) throws ExecuteRuntimeException {
          ProcessInstance workflowInstance = request.getWorkflowInstance();
          if (!workflowInstance.getState().isFailure()) {
              throw new ExecuteRuntimeException(
                      String.format("The workflow instance: %s status is %s, can not be recovered",
                              workflowInstance.getName(), workflowInstance.getState()));
          }
  
          Command command = Command.builder()
                  .commandType(CommandType.START_FAILURE_TASK_PROCESS)
                  .processDefinitionCode(workflowInstance.getProcessDefinitionCode())
                  .processDefinitionVersion(workflowInstance.getProcessDefinitionVersion())
                  .processInstanceId(workflowInstance.getId())
                  .executorId(request.getExecuteUser().getId())
                  .testFlag(workflowInstance.getTestFlag())
                  .build();
          if (commandService.createCommand(command) <= 0) {
              throw new ExecuteRuntimeException(
                      "Failure recovery workflow instance failed, due to insert command to db failed");
          }
          return new FailureRecoveryResult(command.getId());
      }
  
      @Override
      public ExecuteType getExecuteType() {
          return FailureRecoveryExecuteFunctionBuilder.EXECUTE_TYPE;
      }
  }
  