milvus/internal/util/mqclient/client.go
Xiangyu Wang 1493aa1f65
[skip ci]Improve comments in mqclient (#10242)
Signed-off-by: Xiangyu Wang <xiangyu.wang@zilliz.com>
2021-10-20 10:52:35 +08:00

34 lines
1.2 KiB
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// Copyright (C) 2019-2020 Zilliz. 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.
package mqclient
// Client is the interface that provides operations of message queues
type Client interface {
// Create a producer instance
CreateProducer(options ProducerOptions) (Producer, error)
// Create a consumer instance and subscribe a topic
Subscribe(options ConsumerOptions) (Consumer, error)
// Get the earliest MessageID
EarliestMessageID() MessageID
// String to msg ID
StringToMsgID(string) (MessageID, error)
// Deserialize MessageId from a byte array
BytesToMsgID([]byte) (MessageID, error)
// Close the client and free associated resources
Close()
}