Source code for geoh5py.objects.object_type
# Copyright (c) 2024 Mira Geoscience Ltd.
#
# This file is part of geoh5py.
#
# geoh5py is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# geoh5py is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with geoh5py. If not, see <https://www.gnu.org/licenses/>.
from __future__ import annotations
import uuid
from typing import TYPE_CHECKING
from ..shared import EntityType
if TYPE_CHECKING:
from .. import workspace
[docs]
class ObjectType(EntityType):
"""
Object type class
"""
def __init__(self, workspace: workspace.Workspace, **kwargs):
assert workspace is not None
super().__init__(workspace, **kwargs)
workspace._register_type(self)
@staticmethod
def _is_abstract() -> bool:
return False
[docs]
@staticmethod
def create_custom(workspace: workspace.Workspace) -> ObjectType:
"""Creates a new instance of ObjectType for an unlisted custom Object type with a
new auto-generated UUID.
:param workspace: An active Workspace class
"""
return ObjectType(workspace)
[docs]
@classmethod
def find_or_create(
cls, workspace: workspace.Workspace, entity_class, **kwargs
) -> ObjectType:
"""Find or creates an EntityType with given :obj:`uuid.UUID` that matches the given
Group implementation class.
It is expected to have a single instance of EntityType in the Workspace
for each concrete Entity class.
:param workspace: An active Workspace class
:param entity_class: An Group implementation class.
:return: A new instance of GroupType.
"""
uid = uuid.uuid4()
if getattr(entity_class, "default_type_uid", None) is not None:
uid = entity_class.default_type_uid()
if "ID" in kwargs:
kwargs["ID"] = uid
else:
kwargs["uid"] = uid
else:
for key, val in kwargs.items():
if key.lower() in ["id", "uid"]:
uid = uuid.UUID(val)
entity_type = cls.find(workspace, uid)
if entity_type is not None:
return entity_type
return cls(workspace, **kwargs)