milvus/internal/util/mqclient/producer.go

46 lines
1.5 KiB
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// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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
import "context"
// ProducerOptions contains the options of a producer
type ProducerOptions struct {
// The topic that this Producer will publish
Topic string
}
// ProducerMessage contains the messages of a producer
type ProducerMessage struct {
// Payload get the payload of the message
Payload []byte
// Properties are application defined key/value pairs that will be attached to the message.
// Return the properties attached to the message.
Properties map[string]string
}
// Producer is the interface that provides operations of producer
type Producer interface {
// return the topic which producer is publishing to
//Topic() string
// publish a message
Send(ctx context.Context, message *ProducerMessage) (MessageID, error)
Close()
}