public static synchronized NativeMethods loadNatives()

in src/main/java/com/uber/h3core/H3CoreLoader.java [127:147]

• 13 lines of code
• 2 McCabe index (conditional complexity)

  public static synchronized NativeMethods loadNatives(OperatingSystem os, String arch)
      throws IOException {
    // This is synchronized because if multiple threads were writing and
    // loading the shared object at the same time, bad things could happen.

    if (libraryFile == null) {
      final String dirName = String.format("%s-%s", os.getDirName(), arch);
      final String libName = String.format("libh3-java%s", os.getSuffix());

      final File newLibraryFile = createTempLibraryFile(os);
      newLibraryFile.deleteOnExit();

      copyResource(String.format("/%s/%s", dirName, libName), newLibraryFile);

      System.load(newLibraryFile.getCanonicalPath());

      libraryFile = newLibraryFile;
    }

    return new NativeMethods();
  }