126 lines
4.1 KiB
Python
126 lines
4.1 KiB
Python
#------------------------------------------------------------------------------
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# Copyright (c) 2021, 2022, Oracle and/or its affiliates.
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#
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# This software is dual-licensed to you under the Universal Permissive License
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# (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
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# 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose
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# either license.
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#
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# If you elect to accept the software under the Apache License, Version 2.0,
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# the following applies:
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#
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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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# https://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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#------------------------------------------------------------------------------
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# connect_params.py
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#
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# Contains the ConnectParams class used for managing the parameters required to
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# establish a connection to the database.
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#
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# #{{ generated_notice }}
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#------------------------------------------------------------------------------
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import functools
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from typing import Union, Callable
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import oracledb
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from . import base_impl, constants, errors, utils
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class ConnectParams:
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"""
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Contains all parameters used for establishing a connection to the
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database.
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"""
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__module__ = oracledb.__name__
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__slots__ = ["_impl"]
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_impl_class = base_impl.ConnectParamsImpl
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@utils.params_initer
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def __init__(self, *,
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#{{ args_with_defaults }}
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):
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"""
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All parameters are optional. A brief description of each parameter
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follows:
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#{{ args_help_with_defaults }}
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"""
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pass
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def __repr__(self):
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return self.__class__.__qualname__ + "(" + \
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#{{ params_repr_parts }} + \
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")"
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def _address_attr(f):
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"""
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Helper function used to get address level attributes.
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"""
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@functools.wraps(f)
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def wrapped(self):
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values = [getattr(a, f.__name__) \
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for a in self._impl._get_addresses()]
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return values if len(values) > 1 else values[0]
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return wrapped
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def _description_attr(f):
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"""
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Helper function used to get description level attributes.
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"""
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@functools.wraps(f)
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def wrapped(self):
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values = [getattr(d, f.__name__) \
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for d in self._impl.description_list.descriptions]
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return values if len(values) > 1 else values[0]
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return wrapped
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#{{ params_properties }}
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def copy(self) -> "ConnectParams":
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"""
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Creates a copy of the parameters and returns it.
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"""
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params = ConnectParams.__new__(ConnectParams)
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params._impl = self._impl.copy()
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return params
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def get_connect_string(self) -> str:
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"""
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Returns a connect string generated from the parameters.
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"""
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return self._impl.get_connect_string()
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def parse_connect_string(self, connect_string: str) -> None:
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"""
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Parses the connect string into its components and stores the
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parameters. The connect string could be an Easy Connect string,
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name-value pairs or a simple alias which is looked up in tnsnames.ora.
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Any parameters found in the connect string override any currently
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stored values.
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"""
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self._impl.parse_connect_string(connect_string)
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@utils.params_setter
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def set(self, *,
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#{{ args_without_defaults }}
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):
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"""
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All parameters are optional. A brief description of each parameter
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follows:
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#{{ args_help_without_defaults }}
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"""
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pass
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