code: public static List<File> getFilesInDirectoryTree(String path, String includeMask) {
  		File file = new File(path);
  		return getContentsInDirectoryTree(file, includeMask, true, false);
  	}
docs: Retrieves files for a given mask from a directory and its subdirectories.
  
  @param path root of directory tree
  @param includeMask exact filename, or mask containing wildcards
  @return A list containing the found files