HadoopExecutionAuthenticator.java

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// 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
//
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package org.apache.doris.common.security.authentication;

import java.util.concurrent.Callable;

public class HadoopExecutionAuthenticator implements ExecutionAuthenticator {
    private final HadoopAuthenticator hadoopAuthenticator;

    public HadoopExecutionAuthenticator(HadoopAuthenticator hadoopAuthenticator) {
        this.hadoopAuthenticator = hadoopAuthenticator;
    }

    @Override
    public <T> T execute(Callable<T> task) throws Exception {
        return hadoopAuthenticator.doAs(task::call);
    }

    @Override
    public void execute(Runnable task) throws Exception {
        hadoopAuthenticator.doAs(() -> {
            task.run();
            return null;
        });
    }
}