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# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
#
# Licensed 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.
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import operator
from typing import Any, Callable, List, Tuple, Union
ACTION_MSG_GET = 'Get resource(key={:s})'
ACTION_MSG_SET = 'Set resource(key={:s}, value={:s})'
ACTION_MSG_DELETE = 'Delete resource(key={:s}, value={:s})'
ACTION_MSG_SUBSCRIBE = 'Subscribe subscription(key={:s}, duration={:s}, interval={:s})'
ACTION_MSG_UNSUBSCRIBE = 'Unsubscribe subscription(key={:s}, duration={:s}, interval={:s})'
def _get(resource_key : str):
return ACTION_MSG_GET.format(str(resource_key))
def _set(resource : Tuple[str, Any]):
return ACTION_MSG_SET.format(*tuple(map(str, resource)))
def _delete(resource : Tuple[str, Any]):
return ACTION_MSG_SET.format(*tuple(map(str, resource)))
def _subscribe(subscription : Tuple[str, float, float]):
return ACTION_MSG_SUBSCRIBE.format(*tuple(map(str, subscription)))
def _unsubscribe(subscription : Tuple[str, float, float]):
return ACTION_MSG_UNSUBSCRIBE.format(*tuple(map(str, subscription)))
def _check_errors(
error_func : Callable, parameters_list : List[Any], results_list : List[Union[bool, Exception]]
) -> List[str]:
errors = []
for parameters, results in zip(parameters_list, results_list):
if not isinstance(results, Exception): continue
errors.append('Unable to {:s}; error({:s})'.format(error_func(parameters), str(results)))
return errors
def check_get_errors(
resource_keys : List[str], results : List[Tuple[str, Union[Any, None, Exception]]]
) -> List[str]:
return _check_errors(_get, resource_keys, map(operator.itemgetter(1), results))
def check_set_errors(
resources : List[Tuple[str, Any]], results : List[Union[bool, Exception]]
) -> List[str]:
return _check_errors(_set, resources, results)
def check_delete_errors(
resources : List[Tuple[str, Any]], results : List[Union[bool, Exception]]
) -> List[str]:
return _check_errors(_delete, resources, results)
def check_subscribe_errors(
subscriptions : List[Tuple[str, float, float]], results : List[Union[bool, Exception]]
) -> List[str]:
return _check_errors(_subscribe, subscriptions, results)
def check_unsubscribe_errors(
subscriptions : List[Tuple[str, float, float]], results : List[Union[bool, Exception]]
) -> List[str]:
return _check_errors(_unsubscribe, subscriptions, results)