private static void setLibraryEntryExported(ModifiableRootModel rootModel, boolean exported, Library library) {
    for (OrderEntry orderEntry : rootModel.getOrderEntries()) {
      if (orderEntry instanceof LibraryOrderEntry &&
          ((LibraryOrderEntry)orderEntry).isModuleLevel() &&
          Comparing.equal(((LibraryOrderEntry)orderEntry).getLibrary(), library)) {
        ((LibraryOrderEntry)orderEntry).setExported(exported);
        break;
      }
    }
  }
private static void setLibraryEntryExported(ModifiableRootModel rootModel, boolean exported, Library library)