| # 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. |
| |
| """Task sub_process.""" |
| |
| from typing import Dict |
| |
| from pydolphinscheduler.constants import TaskType |
| from pydolphinscheduler.core.task import Task |
| from pydolphinscheduler.exceptions import PyDSProcessDefinitionNotAssignException |
| from pydolphinscheduler.java_gateway import launch_gateway |
| |
| |
| class SubProcess(Task): |
| """Task SubProcess object, declare behavior for SubProcess task to dolphinscheduler.""" |
| |
| _task_custom_attr = {"process_definition_code"} |
| |
| def __init__(self, name: str, process_definition_name: str, *args, **kwargs): |
| super().__init__(name, TaskType.SUB_PROCESS, *args, **kwargs) |
| self.process_definition_name = process_definition_name |
| |
| @property |
| def process_definition_code(self) -> str: |
| """Get process definition code, a wrapper for :func:`get_process_definition_info`.""" |
| return self.get_process_definition_info(self.process_definition_name).get( |
| "code" |
| ) |
| |
| def get_process_definition_info(self, process_definition_name: str) -> Dict: |
| """Get process definition info from java gateway, contains process definition id, name, code.""" |
| if not self.process_definition: |
| raise PyDSProcessDefinitionNotAssignException( |
| "ProcessDefinition must be provider for task SubProcess." |
| ) |
| gateway = launch_gateway() |
| return gateway.entry_point.getProcessDefinitionInfo( |
| self.process_definition.user.name, |
| self.process_definition.project.name, |
| process_definition_name, |
| ) |