content: /*
   * This file is part of Adblock Plus <https://adblockplus.org/>,
   * Copyright (C) 2006-present eyeo GmbH
   *
   * Adblock Plus is free software: you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 3 as
   * published by the Free Software Foundation.
   *
   * Adblock Plus is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
   */
  
  package org.adblockplus.libadblockplus;
  
  import java.io.File;
  import java.io.IOException;
  
  public class FileSystemUtils
  {
    /**
     * Delete file system entry (recursively if it's directory)
     * @param entry file or directory
     * @throws IOException
     */
    public static void delete(final File entry) throws IOException
    {
      if (entry.isDirectory())
      {
        File[] entries = entry.listFiles();
        if (entries != null)
        {
          for (File eachEntry : entries)
          {
            delete(eachEntry);
          }
        }
      }
      if (!entry.delete())
      {
        throw new IOException("Failed to delete file: " + entry);
      }
    }
  
    /**
     * Get file path relative to basePath
     * @param basePath base path
     * @param filename full absolute path
     * @return file path relative to basePath
     */
    public static String unresolve(final File basePath, final File filename)
    {
      return basePath.toURI().relativize(filename.toURI()).getPath();
    }
  }
  