Source code for pacman.model.routing_info.specific_app_vertex_routing_info

# Copyright (c) 2026 The University of Manchester
#
# 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
#
#     https://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.
from __future__ import annotations
import logging
from typing import TYPE_CHECKING
from spinn_utilities.overrides import overrides
from .app_vertex_routing_info import AppVertexRoutingInfo
if TYPE_CHECKING:
    from pacman.model.routing_info import BaseKeyAndMask
    from pacman.model.graphs.application import ApplicationVertex

logger = logging.getLogger(__name__)


class SpecificAppVertexRoutingInfo(AppVertexRoutingInfo):
    """
    Routing information for an application vertex.

    In these the global Machine Mask is not used.
    """

    __slots__ = ("__global_machine_mask", )

    def __init__(
            self, key_and_mask: BaseKeyAndMask, partition_id: str,
            app_vertex: ApplicationVertex, max_machine_index: int,
            machine_mask: int, global_machine_mask: int):
        """
        :param key_and_mask:
        :param partition_id:
        :param app_vertex:
        :param machine_mask:
        :param max_machine_index:
        """
        super().__init__(key_and_mask, partition_id, app_vertex,
                         max_machine_index, machine_mask)
        self.__global_machine_mask = global_machine_mask

    @property
    @overrides(AppVertexRoutingInfo.has_global_app_masks)
    def has_global_app_masks(self) -> bool:
        return True

    @property
    @overrides(AppVertexRoutingInfo.has_global_machine_masks)
    def has_global_machine_masks(self) -> bool:
        return False

    @property
    @overrides(AppVertexRoutingInfo.has_app_keys_overlap)
    def has_app_keys_overlap(self) -> bool:
        return False



    @overrides(AppVertexRoutingInfo.set_app_keys_overlap)
    def set_app_keys_overlap(self) -> None:
        raise NotImplementedError("Should never overlap")


    @property
    @overrides(AppVertexRoutingInfo.has_fixed_keys)
    def has_fixed_keys(self) -> bool:
        return False

    @property
    @overrides(AppVertexRoutingInfo.global_app_mask)
    def global_app_mask(self) -> int:
        return self.mask

    @property
    @overrides(AppVertexRoutingInfo.global_machine_mask)
    def global_machine_mask(self) -> int:
        return self.__global_machine_mask