1 // Copyright (C) 2024 Huawei Device Co., Ltd. 2 // Licensed under the Apache License, Version 2.0 (the "License"); 3 // you may not use this file except in compliance with the License. 4 // You may obtain a copy of the License at 5 // 6 // http://www.apache.org/licenses/LICENSE-2.0 7 // 8 // Unless required by applicable law or agreed to in writing, software 9 // distributed under the License is distributed on an "AS IS" BASIS, 10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11 // See the License for the specific language governing permissions and 12 // limitations under the License. 13 14 use std::error::Error; 15 16 pub(crate) trait CommonResponse { code(&self) -> u3217 fn code(&self) -> u32; 18 } 19 20 pub(crate) trait CommonError: Error { code(&self) -> i3221 fn code(&self) -> i32; msg(&self) -> String22 fn msg(&self) -> String; 23 } 24 25 pub(crate) trait CommonCancel: Send + Sync { cancel(&self) -> bool26 fn cancel(&self) -> bool; add_count(&self)27 fn add_count(&self); 28 } 29