@@ -0,0 +1,950 @@
+/*%0A * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0%0A * (the %22License%22). You may not use this work except in compliance with the License, which is%0A * available at www.apache.org/licenses/LICENSE-2.0%0A *%0A * This software is distributed on an %22AS IS%22 basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,%0A * either express or implied, as more fully set forth in the License.%0A *%0A * See the NOTICE file distributed with this work for information regarding copyright ownership.%0A */%0A%0Apackage alluxio.master.file;%0A%0Aimport alluxio.AlluxioURI;%0Aimport alluxio.master.file.meta.Inode;%0A%0Aimport javax.annotation.concurrent.ThreadSafe;%0A%0A/**%0A * A noop version of the %7B@link UfsDeleter%7D.%0A */%0A@ThreadSafe%0Apublic final class NoopUfsDeleter implements UfsDeleter %7B%0A  public static final NoopUfsDeleter INSTANCE = new NoopUfsDeleter();%0A%0A  @Override%0A  public boolean delete(AlluxioURI alluxioUri, Inode inode) %7B%0A    return true;%0A  %7D%0A%7D%0A

Add noop ufs deleter