code: public void reloadPlugin() {
          sendConsoleMessage(Level.INFO, "Starting up!");
          sendConsoleMessage(Level.INFO, "Loading the Configuration");
          config = new ConfigurationManager(serverCaller);
          mainConfig = config.loadFile(serverCaller.getDataFolder(), "config.yml");
          if (!mainConfig.has("System.Setup")) {
              initializeConfig();
          }
          if (!getMainConfig().has("System.Database.Prefix")) {
              getMainConfig().setValue("System.Database.Prefix", "cc3_");
          }
  
          languageManager = new LanguageManager(serverCaller, serverCaller.getDataFolder(), "lang.yml");
          loadLanguage();
          serverCaller.setCommandPrefix(languageManager.getString("command_prefix"));
          commandManager.setCurrentLevel(1);
          initialiseDatabase();
          updateDatabase();
          initializeCurrency();
          sendConsoleMessage(Level.INFO, getLanguageManager().getString("loading_default_settings"));
          loadDefaultSettings();
          sendConsoleMessage(Level.INFO, getLanguageManager().getString("default_settings_loaded"));
          startUp();
          sendConsoleMessage(Level.INFO, getLanguageManager().getString("ready"));
  
      }
docs: Reload the plugin.