From e3b50026328fc67b571f67e405c7a796524500b4 Mon Sep 17 00:00:00 2001
From: Wang Guan <wg1024code@gmail.com>
Date: Fri, 18 Aug 2023 19:38:58 +0800
Subject: [PATCH] style: format imports

---
 common/extension/otel_trace.go | 6 ++++++
 filter/otel/trace/doc.go       | 2 +-
 otel/trace/exporter.go         | 4 ++++
 otel/trace/jaeger/exporter.go  | 8 +++++++-
 otel/trace/otlp/exporter.go    | 8 +++++++-
 otel/trace/zipkin/exporter.go  | 8 +++++++-
 6 files changed, 32 insertions(+), 4 deletions(-)

diff --git a/common/extension/otel_trace.go b/common/extension/otel_trace.go
index 4def9f149b..f8023d7a09 100644
--- a/common/extension/otel_trace.go
+++ b/common/extension/otel_trace.go
@@ -19,7 +19,13 @@ package extension
 
 import (
 	"context"
+)
+
+import (
 	"dubbo.apache.org/dubbo-go/v3/otel/trace"
+)
+
+import (
 	"github.com/dubbogo/gost/log/logger"
 )
 
diff --git a/filter/otel/trace/doc.go b/filter/otel/trace/doc.go
index 5d7dfb3c70..c3c1ce3579 100644
--- a/filter/otel/trace/doc.go
+++ b/filter/otel/trace/doc.go
@@ -15,6 +15,6 @@
  * limitations under the License.
  */
 
-// Package jaeger instruments dubbogo with open-telemetry
+// Package trace instruments dubbogo with open-telemetry
 // (https://github.com/open-telemetry/opentelemetry-go).
 package trace
diff --git a/otel/trace/exporter.go b/otel/trace/exporter.go
index 5d4a303b4e..454b02a975 100644
--- a/otel/trace/exporter.go
+++ b/otel/trace/exporter.go
@@ -20,6 +20,9 @@ package trace
 import (
 	"errors"
 	"fmt"
+)
+
+import (
 	"github.com/dubbogo/gost/log/logger"
 	"go.opentelemetry.io/contrib/propagators/b3"
 	"go.opentelemetry.io/otel/propagation"
@@ -57,6 +60,7 @@ func (e *DefaultExporter) GetPropagator() propagation.TextMapPropagator {
 	return e.Propagator
 }
 
+// NewExporter is an absolute function with @customFunc to create a spec exporter
 func NewExporter(config *ExporterConfig, customFunc func() (sdktrace.SpanExporter, error)) (tracerProvider *sdktrace.TracerProvider, propagator propagation.TextMapPropagator, err error) {
 	if config == nil {
 		err = errors.New("otel exporter config is nil")
diff --git a/otel/trace/jaeger/exporter.go b/otel/trace/jaeger/exporter.go
index efcad8fb92..65a269022c 100644
--- a/otel/trace/jaeger/exporter.go
+++ b/otel/trace/jaeger/exporter.go
@@ -17,12 +17,18 @@
 
 package jaeger
 
+import (
+	"sync"
+)
+
 import (
 	"dubbo.apache.org/dubbo-go/v3/common/extension"
 	"dubbo.apache.org/dubbo-go/v3/otel/trace"
+)
+
+import (
 	"go.opentelemetry.io/otel/exporters/jaeger"
 	sdktrace "go.opentelemetry.io/otel/sdk/trace"
-	"sync"
 )
 
 var (
diff --git a/otel/trace/otlp/exporter.go b/otel/trace/otlp/exporter.go
index 8c02208794..69e2adeb1f 100644
--- a/otel/trace/otlp/exporter.go
+++ b/otel/trace/otlp/exporter.go
@@ -19,13 +19,19 @@ package otlp
 
 import (
 	"context"
+	"sync"
+)
+
+import (
 	"dubbo.apache.org/dubbo-go/v3/common/extension"
 	"dubbo.apache.org/dubbo-go/v3/otel/trace"
+)
+
+import (
 	"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
 	"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc"
 	"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
 	sdktrace "go.opentelemetry.io/otel/sdk/trace"
-	"sync"
 )
 
 var (
diff --git a/otel/trace/zipkin/exporter.go b/otel/trace/zipkin/exporter.go
index 383717623a..4068872ce3 100644
--- a/otel/trace/zipkin/exporter.go
+++ b/otel/trace/zipkin/exporter.go
@@ -17,12 +17,18 @@
 
 package zipkin
 
+import (
+	"sync"
+)
+
 import (
 	"dubbo.apache.org/dubbo-go/v3/common/extension"
 	"dubbo.apache.org/dubbo-go/v3/otel/trace"
+)
+
+import (
 	"go.opentelemetry.io/otel/exporters/zipkin"
 	sdktrace "go.opentelemetry.io/otel/sdk/trace"
-	"sync"
 )
 
 var (