code: public <T> T execute(final String methodName, final Class<T> clazz, final Object... args) {
          return execute(methodName, clazz, true, args);
      }
docs: Execute t.
  
  @param <T>        the type parameter
  @param methodName the method name
  @param clazz      the clazz
  @param args       the args
  @return the t