UserGroupAuthentication.java

/**
 * Copyright 2014 NetApp Inc. All Rights Reserved.
 *
 *  Licensed 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.fs.nfs.topology;

import java.io.IOException;

import org.apache.hadoop.conf.Configuration;

public abstract class UserGroupAuthentication {
    
    final Configuration configuration;
    
    public UserGroupAuthentication() {
        this.configuration = new Configuration();
    }
    
    public abstract void initialize(String userConf, String groupConf, Configuration configuration) throws IOException;
     
    public abstract String getUserNameFromUserId(String userid);
    
    public abstract String getUserIdFromUserName(String username);
    
    public abstract String getGroupNameFromGroupId(String groupid);
    
    public abstract String getGroupIdFromGroupName(String groupname);
}