content: /*
   * 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();
      }
  }
  