org.apache.hive.service.auth.PasswdAuthenticationProvider Maven / Gradle / Ivy
/*
* 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.hive.service.auth;
import javax.security.sasl.AuthenticationException;
public interface PasswdAuthenticationProvider {
/**
* The Authenticate method is called by the HiveServer2 authentication layer
* to authenticate users for their requests.
* If a user is to be granted, return nothing/throw nothing.
* When a user is to be disallowed, throw an appropriate {@link AuthenticationException}.
*
* For an example implementation, see {@link LdapAuthenticationProviderImpl}.
*
* @param user The username received over the connection request
* @param password The password received over the connection request
*
* @throws AuthenticationException When a user is found to be
* invalid by the implementation
*/
void Authenticate(String user, String password) throws AuthenticationException;
}