content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.underfs.hdfs;
  
  import alluxio.collections.Pair;
  import alluxio.security.authorization.AccessControlList;
  import alluxio.security.authorization.AclEntry;
  import alluxio.security.authorization.DefaultAccessControlList;
  
  import org.apache.hadoop.fs.FileSystem;
  
  import java.io.IOException;
  import java.util.List;
  
  /**
   * The noop HDFS ACL provider.
   */
  public class NoopHdfsAclProvider implements HdfsAclProvider {
    @Override
    public Pair<AccessControlList, DefaultAccessControlList> getAcl(FileSystem hdfs, String path)
        throws IOException {
      return new Pair<>(null, null);
    }
  
    @Override
    public void setAclEntries(FileSystem hdfs, String path, List<AclEntry> aclEntries)
        throws IOException {
      // Noop for setAclEntries
    }
  }
  