kafka msg data conversion

test/data-conversion/kafka-conversation.go

@@ -73,6 +73,7 @@ func GetMessage() {
 		fmt.Printf("fail to get list of partition:err%v\n", err)
 	}
 	fmt.Println(partitionList)
+	var ch chan int
 	for partition := range partitionList {
 		pc, err := consumer.ConsumePartition(topic, int32(partition), sarama.OffsetOldest)
 		if err != nil {
@@ -81,15 +82,15 @@ func GetMessage() {
 
 		defer pc.AsyncClose()
 
-		wg.Add(1)
-
 		go func(sarama.PartitionConsumer) {
-			defer wg.Done()
+			//defer wg.Done()
 			for msg := range pc.Messages() {
 				fmt.Printf("Partition:%d, Offset:%d, Key:%s, Value:%s\n", msg.Partition, msg.Offset, string(msg.Key), string(msg.Value))
 			}
 		}(pc)
-		wg.Wait()
+		//wg.Add(1)
+		//wg.Wait()
 		consumer.Close()
 	}
+	_ = <-ch
 }