# SimQN: a discrete-event simulator for the quantum networks
# Copyright (C) 2021-2022 Lutong Chen, Jian Li, Kaiping Xue
# University of Science and Technology of China, USTC.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from typing import Any, List, Optional, Union
from qns.entity.node.node import QNode
from qns.models.core.backend import QuantumModel
from qns.simulator.event import Event
from qns.simulator.ts import Time
[docs]class OperateRequestEvent(Event):
"""
``OperateRequestEvent`` is the event that request a operator to handle
"""
def __init__(self, operator, qubits: List[QuantumModel] = [],
t: Optional[Time] = None, name: Optional[str] = None, by: Optional[Any] = None):
super().__init__(t=t, name=name, by=by)
from qns.entity.operator.operator import QuantumOperator
self.operator: QuantumOperator = operator
self.qubits = qubits
[docs] def invoke(self) -> None:
self.operator.handle(self)
[docs]class OperateResponseEvent(Event):
"""
``OperateResponseEvent`` is the event that returns the operating result
"""
def __init__(self, node: QNode, result: Union[int, List[int]] = None,
request: OperateRequestEvent = None, t: Optional[Time] = None, name: Optional[str] = None,
by: Optional[Any] = None):
super().__init__(t=t, name=name, by=by)
self.node = node
self.result = result
self.request = request
[docs] def invoke(self) -> None:
self.node.handle(self)