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.testutils.underfs;
  
  import alluxio.Constants;
  import alluxio.underfs.UnderFileSystem;
  
  import javax.annotation.concurrent.ThreadSafe;
  
  /**
   * Utility functions for testing with {@link UnderFileSystem}.
   */
  @ThreadSafe
  public final class UnderFileSystemTestUtils {
    /**
     * Returns whether the given ufs address indicates a object storage ufs.
     *
     * @param ufsAddress the ufs address
     * @return true if the under file system is a object storage; false otherwise
     */
    public static boolean isObjectStorage(String ufsAddress) {
      return ufsAddress.startsWith(Constants.HEADER_S3)
          || ufsAddress.startsWith(Constants.HEADER_S3A)
          || ufsAddress.startsWith(Constants.HEADER_GCS)
          || ufsAddress.startsWith(Constants.HEADER_SWIFT)
          || ufsAddress.startsWith(Constants.HEADER_OSS);
    }
  
    private UnderFileSystemTestUtils() {} // prevent instantiation
  }
  