1 /**
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements.  See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership.  The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License.  You may obtain a copy of the License at
9  *
10  *     http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 package org.apache.hadoop.security.protocolPB;
20 
21 import org.apache.hadoop.classification.InterfaceAudience;
22 import org.apache.hadoop.classification.InterfaceStability;
23 import org.apache.hadoop.fs.CommonConfigurationKeys;
24 import org.apache.hadoop.ipc.ProtocolInfo;
25 import org.apache.hadoop.security.KerberosInfo;
26 import org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshUserMappingsProtocolService;
27 
28 @KerberosInfo(
29     serverPrincipal=CommonConfigurationKeys.HADOOP_SECURITY_SERVICE_USER_NAME_KEY)
30 @ProtocolInfo(
31     protocolName = "org.apache.hadoop.security.RefreshUserMappingsProtocol",
32     protocolVersion = 1)
33 @InterfaceAudience.LimitedPrivate({"HDFS", "MapReduce"})
34 @InterfaceStability.Evolving
35 public interface RefreshUserMappingsProtocolPB extends
36     RefreshUserMappingsProtocolService.BlockingInterface {
37 }
38