| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hadoop.fs.swift.snative; |
| |
| import org.apache.hadoop.fs.FileStatus; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.permission.FsPermission; |
| |
| /** |
| * A subclass of {@link FileStatus} that contains the |
| * Swift-specific rules of when a file is considered to be a directory. |
| */ |
| public class SwiftFileStatus extends FileStatus { |
| |
| public SwiftFileStatus() { |
| } |
| |
| public SwiftFileStatus(long length, |
| boolean isdir, |
| int block_replication, |
| long blocksize, long modification_time, Path path) { |
| super(length, isdir, block_replication, blocksize, modification_time, path); |
| } |
| |
| public SwiftFileStatus(long length, |
| boolean isdir, |
| int block_replication, |
| long blocksize, |
| long modification_time, |
| long access_time, |
| FsPermission permission, |
| String owner, String group, Path path) { |
| super(length, isdir, block_replication, blocksize, modification_time, |
| access_time, permission, owner, group, path); |
| } |
| |
| //HDFS2+ only |
| |
| public SwiftFileStatus(long length, |
| boolean isdir, |
| int block_replication, |
| long blocksize, |
| long modification_time, |
| long access_time, |
| FsPermission permission, |
| String owner, String group, Path symlink, Path path) { |
| super(length, isdir, block_replication, blocksize, modification_time, |
| access_time, permission, owner, group, symlink, path); |
| } |
| |
| /** |
| * Declare that the path represents a directory, which in the |
| * SwiftNativeFileSystem means "is a directory or a 0 byte file" |
| * |
| * @return true if the status is considered to be a file |
| */ |
| @Override |
| public boolean isDir() { |
| return super.isDirectory() || getLen() == 0; |
| } |
| |
| /** |
| * A entry is a file if it is not a directory. |
| * By implementing it <i>and not marking as an override</i> this |
| * subclass builds and runs in both Hadoop versions. |
| * @return the opposite value to {@link #isDir()} |
| */ |
| @Override |
| public boolean isFile() { |
| return !isDir(); |
| } |
| |
| /** |
| * Directory test |
| * @return true if the file is considered to be a directory |
| */ |
| public boolean isDirectory() { |
| return isDir(); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(getClass().getSimpleName()); |
| sb.append("{ "); |
| sb.append("path=").append(getPath()); |
| sb.append("; isDirectory=").append(isDir()); |
| sb.append("; length=").append(getLen()); |
| sb.append("; blocksize=").append(getBlockSize()); |
| sb.append("; modification_time=").append(getModificationTime()); |
| sb.append("}"); |
| return sb.toString(); |
| } |
| } |