public static void addRtJar(PathsList pathsList) {
    final String ideaRtJarPath = getIdeaRtJarPath();
    if (Boolean.getBoolean(IDEA_PREPEND_RTJAR)) {
      pathsList.addFirst(ideaRtJarPath);
    }
    else {
      pathsList.addTail(ideaRtJarPath);
    }
  }
public static void addRtJar(PathsList pathsList)