| /* |
| Licensed to the Apache Software Foundation (ASF) 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 main |
| |
| import ( |
| "context" |
| "fmt" |
| "os" |
| "time" |
| |
| "github.com/apache/rocketmq-client-go/v2" |
| "github.com/apache/rocketmq-client-go/v2/consumer" |
| "github.com/apache/rocketmq-client-go/v2/primitive" |
| ) |
| |
| func main() { |
| c, _ := rocketmq.NewPushConsumer( |
| consumer.WithGroupName("testGroup"), |
| consumer.WithNsResovler(primitive.NewPassthroughResolver([]string{"127.0.0.1:9876"})), |
| consumer.WithConsumeFromWhere(consumer.ConsumeFromFirstOffset), |
| consumer.WithConsumerModel(consumer.BroadCasting), |
| ) |
| err := c.Subscribe("min", consumer.MessageSelector{}, func(ctx context.Context, |
| msgs ...*primitive.MessageExt) (consumer.ConsumeResult, error) { |
| fmt.Printf("subscribe callback: %v \n", msgs) |
| return consumer.ConsumeSuccess, nil |
| }) |
| if err != nil { |
| fmt.Println(err.Error()) |
| } |
| // Note: start after subscribe |
| err = c.Start() |
| if err != nil { |
| fmt.Println(err.Error()) |
| os.Exit(-1) |
| } |
| time.Sleep(time.Hour) |
| err = c.Shutdown() |
| if err != nil { |
| fmt.Printf("Shutdown Consumer error: %s", err.Error()) |
| } |
| } |