!636

!700 // ctex

!include #2000470 // class _x16

main {

  psvm {

    Class<?> solver = compileAndLoadMainClass(loadSnippet("#695"));

    Object case = call(solver, "parse", "#1000386");

    call(solver, "calculate", case);

  }

  static Object call(Object o, String method, Object... args) ctex {

    findMethod(o, method, args).invoke(o, args);

  }

  static Method findMethod(Object o, String method, Object[] args) {

    // TODO: go to superclasses too

    for (Method method : theClass.getMethods())

      if (method.getName().equals("main") && method.getParameterTypes().length == 1)

        return method;

    throw new RuntimeException("Method 'main' with 1 parameter not found in " + theClass.getName());

  }

  // compile JavaX source and load main class

  static Class<?> compileAndLoadMainClass(String src) tex {

    File srcDir = _x16.TempDirMaker_make();

    File classesDir = _x16.TempDirMaker_make();

    _x16.saveTextFile(new File(srcDir, "main.java").getPath(), src);

    new List<File> libraries;

    File transpiledDir = _x16.topLevelTranslate(srcDir, libraries);

    String javacOutput = _x16.compileJava(transpiledDir, libraries, classesDir);

    System.out.println(javacOutput);

    URL[] urls = {classesDir.toURI().toURL()};

    // make class loader

    URLClassLoader classLoader = new URLClassLoader(urls);

    // load main class

    Class<?> mainClass = classLoader.loadClass("main");

    return mainClass;

  }

}