/*
 * 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 com.facebook.presto.hive.authentication;

public class NoHdfsAuthentication
        implements HdfsAuthentication
{
    @Override
    public <R, E extends Exception> R doAs(String user, GenericExceptionAction<R, E> action)
            throws E
    {
        return action.run();
    }
}

/*
 * 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 com.facebook.presto.hive.authentication;

import org.apache.hadoop.security.UserGroupInformation;

public class NoHdfsAuthentication
        implements HdfsAuthentication
{
    @Override
    public <R, E extends Exception> R doAs(String user, GenericExceptionAction<R, E> action)
            throws E
    {
        UserGroupInformation.setLoginUser(UserGroupInformation.createRemoteUser(user));
        return action.run();
    }
}

fix invalid null input: name when running in docker container