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error use for print #11

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error use for print #11

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988fe6f
Update consumer.go
Nov 3, 2017
3bb6621
Update consumer.go
Nov 3, 2017
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14 changes: 5 additions & 9 deletions kafka-go-demo/src/services/consumer/consumer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -53,16 +53,12 @@ func init() {

clusterCfg.Version = sarama.V0_10_0_0
if err = clusterCfg.Validate(); err != nil {
msg := fmt.Sprintf("Kafka consumer config invalidate. config: %v. err: %v", *clusterCfg, err)
fmt.Println(msg)
panic(msg)
log.Panicf("Kafka consumer config invalidate. config: %v. err: %v", *clusterCfg, err)
}

consumer, err = cluster.NewConsumer(cfg.Servers, cfg.ConsumerId, cfg.Topics, clusterCfg)
if err != nil {
msg := fmt.Sprintf("Create kafka consumer error: %v. config: %v", err, clusterCfg)
fmt.Println(msg)
panic(msg)
log.Panicf("Create kafka consumer error: %v. config: %v", err, clusterCfg)
}

sig = make(chan os.Signal, 1)
Expand All @@ -79,16 +75,16 @@ func consume() {
case msg, more := <-consumer.Messages():
if more {

fmt.Println("kafka consumer msg: %v", *msg)
fmt.Printf("kafka consumer msg: %v\n", *msg)
consumer.MarkOffset(msg, "") // mark message as processed
}
case err, more := <-consumer.Errors():
if more {
fmt.Println("Kafka consumer error: %v", err.Error())
fmt.Printf("Kafka consumer error: %v\n", err.Error())
}
case ntf, more := <-consumer.Notifications():
if more {
fmt.Println("Kafka consumer rebalance: %v", ntf)
fmt.Printf("Kafka consumer rebalance: %v\n", ntf)
}
case <-sig:
fmt.Errorf("Stop consumer server...")
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