75 lines
2.4 KiB
Python
75 lines
2.4 KiB
Python
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2023 Huawei Device Co., Ltd.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import os
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import json
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import importlib
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import re
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import shutil
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from helper.noInstance import NoInstance
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from exceptions.ohos_exception import OHOSException
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class IoUtil(metaclass=NoInstance):
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@staticmethod
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def read_json_file(input_file) -> dict:
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if not os.path.isfile(input_file):
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raise OHOSException(f'{input_file} not found', '0008')
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with open(input_file, 'rb') as input_f:
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data = json.load(input_f)
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return data
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@staticmethod
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def dump_json_file(dump_file, json_data):
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with open(dump_file, 'wt', encoding='utf-8') as json_file:
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json.dump(json_data, json_file, ensure_ascii=False, indent=2)
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@staticmethod
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def read_file(file_path):
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if not os.path.exists(file_path):
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raise OHOSException(
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"file '{}' doesn't exist.".format(file_path), '0009')
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data = None
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with open(file_path, 'r') as input_f:
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data = input_f.read()
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return data
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@staticmethod
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def read_yaml_file(input_file):
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if not os.path.isfile(input_file):
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raise OHOSException(f'{input_file} not found', '0010')
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yaml = importlib.import_module('yaml')
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with open(input_file, 'rt', encoding='utf-8') as yaml_file:
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try:
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return yaml.safe_load(yaml_file)
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except yaml.YAMLError as exc:
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if hasattr(exc, 'problem_mark'):
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mark = exc.problem_mark
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raise OHOSException(f'{input_file} load failed, error line:'
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f' {mark.line + 1}:{mark.column + 1}', '0011')
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else:
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raise OHOSException(f'{input_file} load failed', '0011')
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@staticmethod
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def copy_file(src, dst):
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return shutil.copy(src, dst)
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