/**
* 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.tools;
import java.io.IOException;
import java.io.PrintStream;
import java.net.InetSocketAddress;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.tools.GetGroupsBase;
import org.apache.hadoop.util.ToolRunner;
/**
* HDFS implementation of a tool for getting the groups which a given user
* belongs to.
*/
public class GetGroups extends GetGroupsBase {
static{
HdfsConfiguration.init();
}
GetGroups(Configuration conf) {
super(conf);
}
GetGroups(Configuration conf, PrintStream out) {
super(conf, out);
}
@Override
protected InetSocketAddress getProtocolAddress(Configuration conf)
throws IOException {
return NameNode.getAddress(conf);
}
public static void main(String[] argv) throws Exception {
int res = ToolRunner.run(new GetGroups(new HdfsConfiguration()), argv);
System.exit(res);
}
}