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.retry.RetryPolicy;
  import alluxio.underfs.options.OpenOptions;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  import javax.annotation.Nullable;
  
  public class MockObjectUnderFileSystem extends ObjectUnderFileSystem {
    /**
     * Constructs an {@link ObjectUnderFileSystem}.
     *
     * @param uri     the {@link AlluxioURI} used to create this ufs
     * @param ufsConf UFS configuration
     */
    protected MockObjectUnderFileSystem(AlluxioURI uri, UnderFileSystemConfiguration ufsConf) {
      super(uri, ufsConf);
    }
  
    @Override
    public boolean createEmptyObject(String key) {
      return false;
    }
  
    @Override
    protected OutputStream createObject(String key) throws IOException {
      return null;
    }
  
    @Override
    protected boolean copyObject(String src, String dst) throws IOException {
      return false;
    }
  
    @Override
    protected boolean deleteObject(String key) throws IOException {
      return false;
    }
  
    @Override
    protected ObjectPermissions getPermissions() {
      return null;
    }
  
    @Nullable
    @Override
    protected ObjectStatus getObjectStatus(String key) throws IOException {
      return null;
    }
  
    @Override
    protected String getFolderSuffix() {
      return null;
    }
  
    @Nullable
    @Override
    protected ObjectListingChunk getObjectListingChunk(String key, boolean recursive)
        throws IOException {
      return null;
    }
  
    @Override
    protected String getRootKey() {
      return null;
    }
  
    @Override
    protected InputStream openObject(String key, OpenOptions options, RetryPolicy retryPolicy)
        throws IOException {
      return null;
    }
  
    @Override
    public String getUnderFSType() {
      return null;
    }
  
    @Override
    public void setMode(String path, short mode) throws IOException {
      //do nothing
    }
  
    @Override
    public void setOwner(String path, String owner, String group) throws IOException {
      //do nothing
    }
  }
  