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HDFS-9929. Duplicate keys in NAMENODE_SPECIFIC_KEYS (Contributed by Akira Ajisaka)

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This commit is contained in:
Vinayakumar B 2016-10-27 12:17:05 +05:30
parent 0bdd263d82
commit a895c66255
2 changed files with 40 additions and 1 deletions
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1
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
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@ -268,7 +268,6 @@ public static enum OperationCategory {
DFS_NAMENODE_KERBEROS_INTERNAL_SPNEGO_PRINCIPAL_KEY,
DFS_HA_FENCE_METHODS_KEY,
DFS_HA_ZKFC_PORT_KEY,
DFS_HA_FENCE_METHODS_KEY
};
/**

40
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestNameNodeConfiguration.java Normal file
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@ -0,0 +1,40 @@
/**
* 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 org.apache.hadoop.hdfs.server.namenode;
import org.junit.Test;
import java.util.HashSet;
import java.util.Set;
import static org.junit.Assert.assertTrue;
public class TestNameNodeConfiguration {
/**
* Detect duplicate keys in {@link NameNode#NAMENODE_SPECIFIC_KEYS}.
*/
@Test
public void testNameNodeSpecificKeys() {
Set<String> keySet = new HashSet<>();
for (String key : NameNode.NAMENODE_SPECIFIC_KEYS) {
assertTrue("Duplicate key: " + key
+ " in NameNode.NAMENODE_SPECIFIC_KEYS.", keySet.add(key));
}
}
}