# This file is part of CycloneDX Python Library # # 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. # # SPDX-License-Identifier: Apache-2.0 # Copyright (c) OWASP Foundation. All Rights Reserved. """ Set of helper classes for use with ``serializable`` when conducting (de-)serialization. """ import sys from typing import Any, Optional from uuid import UUID # See https://github.com/package-url/packageurl-python/issues/65 from packageurl import PackageURL from py_serializable.helpers import BaseHelper if sys.version_info >= (3, 13): from warnings import deprecated else: from typing_extensions import deprecated from ..exception.serialization import CycloneDxDeserializationException, SerializationOfUnexpectedValueException from ..model.bom_ref import BomRef from ..model.license import _LicenseRepositorySerializationHelper @deprecated('Use :class:`BomRef` instead.') class BomRefHelper(BaseHelper): """**DEPRECATED** in favour of :class:`BomRef`. .. deprecated:: 8.6 Use :class:`BomRef` instead. """ # TODO: remove, no longer needed @classmethod def serialize(cls, o: Any) -> Optional[str]: return BomRef.serialize(o) @classmethod def deserialize(cls, o: Any) -> BomRef: return BomRef.deserialize(o) class PackageUrl(BaseHelper): @classmethod def serialize(cls, o: Any, ) -> str: if isinstance(o, PackageURL): return str(o.to_string()) raise SerializationOfUnexpectedValueException( f'Attempt to serialize a non-PackageURL: {o!r}') @classmethod def deserialize(cls, o: Any) -> PackageURL: try: return PackageURL.from_string(purl=str(o)) except ValueError as err: raise CycloneDxDeserializationException( f'PURL string supplied does not parse: {o!r}' ) from err class UrnUuidHelper(BaseHelper): @classmethod def serialize(cls, o: Any) -> str: if isinstance(o, UUID): return o.urn raise SerializationOfUnexpectedValueException( f'Attempt to serialize a non-UUID: {o!r}') @classmethod def deserialize(cls, o: Any) -> UUID: try: return UUID(str(o)) except ValueError as err: raise CycloneDxDeserializationException( f'UUID string supplied does not parse: {o!r}' ) from err @deprecated('No public API planned for replacing this,') class LicenseRepositoryHelper(_LicenseRepositorySerializationHelper): """**DEPRECATED** .. deprecated:: 8.6 No public API planned for replacing this, """ # TODO: remove, no longer needed pass