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rocketmq_client_rust/producer/
request_callback.rs

1// Copyright 2023 The RocketMQ Rust Authors
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use std::sync::Arc;
16
17use crate::ClientError;
18use rocketmq_model::common::message::message_single::Message;
19use rocketmq_model::common::message::MessageTrait;
20
21pub type RequestCallbackFn = Arc<dyn Fn(Option<&dyn MessageTrait>, Option<&ClientError>) + Send + Sync>;
22
23pub trait RequestCallback: Sync + Send {
24    fn on_success(&self, response: &Message);
25    fn on_exception(&self, e: &ClientError);
26}