code: public VariableTranslator getDynamicVariableTranslator(String className, ClassLoader parentLoader) {
          try {
              Class<?> clazz = CompiledJavaCache.getClassFromAssetName(parentLoader, className);
              if (clazz != null)
                  return (VariableTranslator) (clazz).newInstance();
          }
          catch (Exception ex) {
              logger.trace("Dynamic VariableTranslatorProvider not found: " + className);
          }
          return null;
      }
docs: To get dynamic java variable translator
  @param translatorClass
  @param classLoader
  @return