| /* |
| * 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.cassandra.io.filesystem; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.URI; |
| import java.nio.file.FileSystem; |
| import java.nio.file.LinkOption; |
| import java.nio.file.Path; |
| import java.nio.file.WatchEvent; |
| import java.nio.file.WatchKey; |
| import java.nio.file.WatchService; |
| import java.util.Iterator; |
| |
| import com.google.common.collect.Iterators; |
| |
| public class ForwardingPath implements Path |
| { |
| protected final Path delegate; |
| |
| public ForwardingPath(Path delegate) |
| { |
| this.delegate = delegate; |
| } |
| |
| protected Path delegate() |
| { |
| return delegate; |
| } |
| |
| protected Path wrap(Path a) |
| { |
| return a; |
| } |
| |
| protected Path unwrap(Path p) |
| { |
| return p; |
| } |
| |
| @Override |
| public FileSystem getFileSystem() |
| { |
| return delegate().getFileSystem(); |
| } |
| |
| @Override |
| public boolean isAbsolute() |
| { |
| return delegate().isAbsolute(); |
| } |
| |
| @Override |
| public Path getRoot() |
| { |
| return wrap(delegate().getRoot()); |
| } |
| |
| @Override |
| public Path getFileName() |
| { |
| return wrap(delegate().getFileName()); |
| } |
| |
| @Override |
| public Path getParent() |
| { |
| Path parent = delegate().getParent(); |
| if (parent == null) |
| return null; |
| return wrap(parent); |
| } |
| |
| @Override |
| public int getNameCount() |
| { |
| return delegate().getNameCount(); |
| } |
| |
| @Override |
| public Path getName(int index) |
| { |
| return wrap(delegate().getName(index)); |
| } |
| |
| @Override |
| public Path subpath(int beginIndex, int endIndex) |
| { |
| return wrap(delegate().subpath(beginIndex, endIndex)); |
| } |
| |
| @Override |
| public boolean startsWith(Path other) |
| { |
| return delegate().startsWith(unwrap(other)); |
| } |
| |
| @Override |
| public boolean startsWith(String other) |
| { |
| return delegate().startsWith(other); |
| } |
| |
| @Override |
| public boolean endsWith(Path other) |
| { |
| return delegate().endsWith(unwrap(other)); |
| } |
| |
| @Override |
| public boolean endsWith(String other) |
| { |
| return delegate().endsWith(other); |
| } |
| |
| @Override |
| public Path normalize() |
| { |
| return wrap(delegate().normalize()); |
| } |
| |
| @Override |
| public Path resolve(Path other) |
| { |
| return wrap(delegate().resolve(unwrap(other))); |
| } |
| |
| @Override |
| public Path resolve(String other) |
| { |
| return wrap(delegate().resolve(other)); |
| } |
| |
| @Override |
| public Path resolveSibling(Path other) |
| { |
| return wrap(delegate().resolveSibling(unwrap(other))); |
| } |
| |
| @Override |
| public Path resolveSibling(String other) |
| { |
| return wrap(delegate().resolveSibling(other)); |
| } |
| |
| @Override |
| public Path relativize(Path other) |
| { |
| return wrap(delegate().relativize(unwrap(other))); |
| } |
| |
| @Override |
| public URI toUri() |
| { |
| return delegate().toUri(); |
| } |
| |
| @Override |
| public Path toAbsolutePath() |
| { |
| return wrap(delegate().toAbsolutePath()); |
| } |
| |
| @Override |
| public Path toRealPath(LinkOption... options) throws IOException |
| { |
| return wrap(delegate().toRealPath(options)); |
| } |
| |
| @Override |
| public File toFile() |
| { |
| return delegate().toFile(); |
| } |
| |
| @Override |
| public WatchKey register(WatchService watcher, WatchEvent.Kind<?>[] events, WatchEvent.Modifier... modifiers) throws IOException |
| { |
| return delegate().register(watcher, events, modifiers); |
| } |
| |
| @Override |
| public WatchKey register(WatchService watcher, WatchEvent.Kind<?>... events) throws IOException |
| { |
| return delegate().register(watcher, events); |
| } |
| |
| @Override |
| public Iterator<Path> iterator() |
| { |
| return Iterators.transform(delegate().iterator(), this::wrap); |
| } |
| |
| @Override |
| public int compareTo(Path other) |
| { |
| return delegate().compareTo(unwrap(other)); |
| } |
| |
| @Override |
| public boolean equals(Object obj) |
| { |
| return delegate().equals(obj instanceof Path ? unwrap((Path) obj) : obj); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return delegate().hashCode(); |
| } |
| |
| @Override |
| public String toString() |
| { |
| return delegate().toString(); |
| } |
| } |