Exemplo n.º 1
0
  /** Set up reflection methods required by the loader */
  @SuppressWarnings("unchecked")
  private boolean prepareLoader() {
    try {
      // addURL method is used by the class loader to
      mAddUrl = URLClassLoader.class.getDeclaredMethod("addURL", URL.class);
      mAddUrl.setAccessible(true);

      Formatter minecraftLogFormatter = null;

      try {
        Class<? extends Formatter> formatterClass =
            (Class<? extends Formatter>)
                Minecraft.class
                    .getClassLoader()
                    .loadClass(
                        ModUtilities.getObfuscatedFieldName(
                            "net.minecraft.src.ConsoleLogFormatter", "em"));
        Constructor<? extends Formatter> defaultConstructor =
            formatterClass.getDeclaredConstructor();
        defaultConstructor.setAccessible(true);
        minecraftLogFormatter = defaultConstructor.newInstance();
      } catch (Exception ex) {
        ConsoleLogManager.init();
        minecraftLogFormatter = ConsoleLogManager.loggerLogManager.getHandlers()[0].getFormatter();
      }

      logger.setUseParentHandlers(false);

      StreamHandler consoleHandler = new ConsoleHandler();
      if (minecraftLogFormatter != null) consoleHandler.setFormatter(minecraftLogFormatter);
      logger.addHandler(consoleHandler);

      FileHandler logFileHandler =
          new FileHandler(
              new File(Minecraft.getMinecraftDir(), "LiteLoader.txt").getAbsolutePath());
      if (minecraftLogFormatter != null) logFileHandler.setFormatter(minecraftLogFormatter);
      logger.addHandler(logFileHandler);
    } catch (Throwable th) {
      logger.log(Level.SEVERE, "Error initialising LiteLoader", th);
      return false;
    }

    return true;
  }
Exemplo n.º 2
0
  /**
   * @param classloader
   * @param superClass
   * @param classes
   * @param className
   */
  @SuppressWarnings("unchecked")
  private static void checkAndAddClass(
      ClassLoader classloader, Class superClass, LinkedList<Class> classes, String className) {
    if (className.indexOf('$') > -1) return;

    try {
      Class subClass = classloader.loadClass(className);

      if (subClass != null
          && !superClass.equals(subClass)
          && superClass.isAssignableFrom(subClass)
          && !subClass.isInterface()
          && !classes.contains(subClass)) {
        classes.add(subClass);
      }
    } catch (Throwable th) {
      logger.log(Level.WARNING, "checkAndAddClass error", th);
    }
  }
Exemplo n.º 3
0
  /**
   * Find mod classes in the class path and enumerated mod files list
   *
   * @param classPathEntries Java class path split into string entries
   * @return map of classes to load
   */
  private HashMap<String, Class> findModClasses(
      String[] classPathEntries, LinkedList<File> modFiles) {
    // To try to avoid loading the same mod multiple times if it appears in more than one entry in
    // the class path, we index
    // the mods by name and hopefully match only a single instance of a particular mod
    HashMap<String, Class> modsToLoad = new HashMap<String, Class>();

    try {
      logger.info("Searching protection domain code source...");

      File packagePath =
          new File(LiteLoader.class.getProtectionDomain().getCodeSource().getLocation().toURI());
      LinkedList<Class> modClasses =
          getSubclassesFor(packagePath, Minecraft.class.getClassLoader(), LiteMod.class, "LiteMod");

      for (Class mod : modClasses) {
        modsToLoad.put(mod.getSimpleName(), mod);
      }

      if (modClasses.size() > 0)
        logger.info(String.format("Found %s potential matches", modClasses.size()));
    } catch (Throwable th) {
      logger.warning("Error loading from local class path: " + th.getMessage());
    }

    // Search through the class path and find mod classes
    for (String classPathPart : classPathEntries) {
      logger.info(String.format("Searching %s...", classPathPart));

      File packagePath = new File(classPathPart);
      LinkedList<Class> modClasses =
          getSubclassesFor(packagePath, Minecraft.class.getClassLoader(), LiteMod.class, "LiteMod");

      for (Class mod : modClasses) {
        modsToLoad.put(mod.getSimpleName(), mod);
      }

      if (modClasses.size() > 0)
        logger.info(String.format("Found %s potential matches", modClasses.size()));
    }

    // Search through mod files and find mod classes
    for (File modFile : modFiles) {
      logger.info(String.format("Searching %s...", modFile.getAbsolutePath()));

      LinkedList<Class> modClasses =
          getSubclassesFor(modFile, Minecraft.class.getClassLoader(), LiteMod.class, "LiteMod");

      for (Class mod : modClasses) {
        modsToLoad.put(mod.getSimpleName(), mod);
      }

      if (modClasses.size() > 0)
        logger.info(String.format("Found %s potential matches", modClasses.size()));
    }

    return modsToLoad;
  }
Exemplo n.º 4
0
  /**
   * Create mod instances from the enumerated classes
   *
   * @param modsToLoad List of mods to load
   */
  private void loadMods(HashMap<String, Class> modsToLoad) {
    if (modsToLoad == null) {
      logger.info("Mod class discovery failed. Not loading any mods!");
      return;
    }

    logger.info("Discovered " + modsToLoad.size() + " total mod(s)");

    for (Class mod : modsToLoad.values()) {
      try {
        logger.info("Loading mod from " + mod.getName());

        LiteMod newMod = (LiteMod) mod.newInstance();
        mods.add(newMod);

        logger.info(
            "Successfully added mod " + newMod.getName() + " version " + newMod.getVersion());
      } catch (Throwable th) {
        logger.warning(th.toString());
        th.printStackTrace();
      }
    }
  }