"""
# Copyright (c) 2025  PaddlePaddle Authors. All Rights Reserved.
#
# 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.
"""

from dataclasses import dataclass
from typing import List


@dataclass(frozen=True, kw_only=True)
class CacheTask:
    task_id: str
    keys: List[str]
    token_ids: List[int]
    gpu_block_ids: List[int]


@dataclass(frozen=True, kw_only=True)
class ReadStorageTask(CacheTask):
    start_read_block_idx: int
    timeout: float = 30.0


@dataclass(frozen=True, kw_only=True)
class WriteStorageTask(CacheTask):
    timeout: float = 30.0