github.com/pingcap/tiflow@v0.0.0-20240520035814-5bf52d54e205/pkg/sink/kafka/v2/writer.go (about) 1 // Copyright 2023 PingCAP, Inc. 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 // See the License for the specific language governing permissions and 12 // limitations under the License. 13 14 package v2 15 16 import ( 17 "context" 18 19 "github.com/segmentio/kafka-go" 20 ) 21 22 // Writer is the interface of the kafka-go writer, it contains a subset of all methods which is used 23 // by the kafka sink. 24 // This interface is mainly used to support mock kafka-go client in unit test. 25 type Writer interface { 26 Stats() kafka.WriterStats 27 WriteMessages(ctx context.Context, msgs ...kafka.Message) error 28 Close() error 29 }