code: public static boolean copyFileToDirectory(final File source, final File destinationDir)
  		throws FileIsNotADirectoryException, IOException, FileIsADirectoryException
  	{
  		return copyFileToDirectory(source, destinationDir, true);
  	}
docs: Copies the given source file to the given destination directory.
  
  @param source
  The source file to copy in the destination directory.
  @param destinationDir
  The destination directory.
  
  @return 's true if the file is copied to the destination directory, otherwise false.
  
  @throws FileIsNotADirectoryException
  Is thrown if the source file is not a directory.
  @throws IOException
  Is thrown if an error occurs by reading or writing.
  @throws FileIsADirectoryException
  Is thrown if the destination file is a directory.