code: public static void save(final File file, final Dependencies dependencies) {
          Utils4J.checkNotNull("file", file);
          Utils4J.checkValidFile(file);
          final XStream xstream = createXStream();
          try {
              final Writer writer = new FileWriter(file);
              try {
                  xstream.toXML(dependencies, writer);
              } finally {
                  writer.close();
              }
          } catch (final IOException ex) {
              throw new RuntimeException(ex);
          }
      }
docs: Write the dependencies to a file.
  
  @param file
  XML File - Cannot be <code>null</code> and must be a valid file.
  @param dependencies
  Dependencies to save.