/**
* 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.hive.ql.security;
import org.apache.hadoop.hive.metastore.HiveMetaStore.HMSHandler;
/**
* HiveMetastoreAuthenticationProvider is an interface extension
* from HiveAuthenticationProvider for authentication from the
* metastore side. The implementation should return userNames
* and groupNames, and take care that if the metastore is running
* a particular command as a user, it returns that user.
*/
public interface HiveMetastoreAuthenticationProvider extends HiveAuthenticationProvider{
/**
* Allows invoker of HiveMetastoreAuthenticationProvider to send in a
* hive metastore handler that can be used to provide data for any
* authentication that needs to be done.
* @param handler
*/
void setMetaStoreHandler(HMSHandler handler);
}