Add:add license header & format code

registry/protocol/protocol_test.go

@@ -19,7 +19,6 @@ package protocol
 
 import (
 	"context"
-	"github.com/apache/dubbo-go/remoting"
 	"testing"
 	"time"
 )
@@ -40,6 +39,7 @@ import (
 	"github.com/apache/dubbo-go/protocol"
 	"github.com/apache/dubbo-go/protocol/protocolwrapper"
 	"github.com/apache/dubbo-go/registry"
+	"github.com/apache/dubbo-go/remoting"
 )
 
 func init() {

registry/zookeeper/listener.go

@@ -19,15 +19,17 @@ package zookeeper
 
 import (
 	"context"
-	"github.com/apache/dubbo-go/config_center"
 	"strings"
 )
+
 import (
 	perrors "github.com/pkg/errors"
 )
+
 import (
 	"github.com/apache/dubbo-go/common"
 	"github.com/apache/dubbo-go/common/logger"
+	"github.com/apache/dubbo-go/config_center"
 	"github.com/apache/dubbo-go/registry"
 	"github.com/apache/dubbo-go/remoting"
 	zk "github.com/apache/dubbo-go/remoting/zookeeper"

registry/zookeeper/listener_test.go

+/*
+ * 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 zookeeper
 
 import (