Merge pull request #7 from zjykzk/hotfix-flag

Use variables instead of const values for tests
diff --git a/examples/orderproducer/producer.go b/examples/orderproducer/producer.go
index 8e78fb9..d3ecf42 100644
--- a/examples/orderproducer/producer.go
+++ b/examples/orderproducer/producer.go
@@ -48,6 +48,8 @@
 	}
 }
 
+// example:
+// ./producer -n "localhost:9876" -t local_test -g local_test -d data -m 100 -w 10
 func main() {
 	flag.Parse()
 
@@ -82,8 +84,8 @@
 	}
 
 	producer := rocketmq.NewProduer(&rocketmq.ProducerConfig{
-		GroupID:    "testGroup",
-		NameServer: "10.200.20.25:9988",
+		GroupID:    groupID,
+		NameServer: namesrvAddrs,
 	})
 	producer.Start()
 	defer producer.Shutdown()