private static void appendIdeaLibrary(@NonNls @NotNull String libDirPath,
                                        @NotNull List<VirtualFile> result,
                                        @NonNls final String @NotNull ... forbidden) {
    Arrays.sort(forbidden);
    final String path = libDirPath + File.separator + LIB_DIR_NAME;
    final JarFileSystem jfs = JarFileSystem.getInstance();
private static void appendIdeaLibrary(@NonNls @NotNull String libDirPath,
                                        @NotNull List<VirtualFile> result,
                                        @NonNls final String @NotNull ... forbidden) {
    Arrays.sort(forbidden);
    final String path = libDirPath + File.separator + LIB_DIR_NAME;
    final JarFileSystem jfs = JarFileSystem.getInstance()