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;
  
  import alluxio.AlluxioURI;
  import alluxio.underfs.options.CreateOptions;
  import alluxio.underfs.options.DeleteOptions;
  import alluxio.underfs.options.OpenOptions;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  
  /**
   * Represents a consistent under filesystem
   * which does not have eventual consistency issues.
   */
  public abstract class ConsistentUnderFileSystem extends BaseUnderFileSystem {
  
    /**
     * Creates a new {@link ConsistentUnderFileSystem} for the given uri.
     *
     * @param uri path belonging to this under file system
     * @param ufsConf UFS configuration
     */
    public ConsistentUnderFileSystem(AlluxioURI uri, UnderFileSystemConfiguration ufsConf) {
      super(uri, ufsConf);
    }
  
    @Override
    public OutputStream createNonexistingFile(String path) throws IOException {
      return create(path);
    }
  
    @Override
    public OutputStream createNonexistingFile(String path, CreateOptions options) throws IOException {
      return create(path, options);
    }
  
    @Override
    public boolean deleteExistingDirectory(String path) throws IOException {
      return deleteDirectory(path);
    }
  
    @Override
    public boolean deleteExistingDirectory(String path, DeleteOptions options) throws IOException {
      return deleteDirectory(path, options);
    }
  
    @Override
    public boolean deleteExistingFile(String path) throws IOException {
      return deleteFile(path);
    }
  
    @Override
    public  UfsDirectoryStatus getExistingDirectoryStatus(String path) throws IOException {
      return getDirectoryStatus(path);
    }
  
    @Override
    public UfsFileStatus getExistingFileStatus(String path) throws IOException {
      return getFileStatus(path);
    }
  
    @Override
    public UfsStatus getExistingStatus(String path) throws IOException {
      return getStatus(path);
    }
  
    @Override
    public boolean isExistingDirectory(String path) throws IOException {
      return isDirectory(path);
    }
  
    @Override
    public InputStream openExistingFile(String path) throws IOException {
      return open(path);
    }
  
    @Override
    public InputStream openExistingFile(String path, OpenOptions options) throws IOException {
      return open(path, options);
    }
  
    @Override
    public boolean renameRenamableDirectory(String src, String dst) throws IOException {
      return renameDirectory(src, dst);
    }
  
    @Override
    public boolean renameRenamableFile(String src, String dst) throws IOException {
      return renameFile(src, dst);
    }
  }
  