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"""Properties getter module."""
"""
Copyright 2022 Deutsche Telekom AG
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.
"""
import logging
from typing import Any, Mapping, Type, TYPE_CHECKING
from .base import BasePropertyTagResource
from .sdc_service import SdcServicePropertyTagResource
if TYPE_CHECKING:
from typing import Any, Mapping
class PropertiesGetter:
"""Properties getter class.
Uses to get values of properties from already existing ONAP resources.
Contains a mapper to select right class to get the values from.
"""
RESOURCES: Mapping[str, Type[BasePropertyTagResource]] = {
"service": SdcServicePropertyTagResource
}
@classmethod
def get_property(cls, resource_type: str, *args: str) -> Any:
"""Get property class method.
Maps the input `resource_type` into `BasePropertyTagResource` class
and get it's `resource_property` property
Args:
resource_type (str): Type of the resource - uses by a mapper
*args (str): Args to be passed to the service class init
Raises:
ValueError: Given resource type is not supported
Returns:
Any: Resource property value
"""
try:
return cls.RESOURCES[resource_type](*args).resource_property
except KeyError:
msg = f"Resource type \"{resource_type}\" is not supported"
logging.error(msg)
raise ValueError(msg)
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