code: public static <T> T executeGroovyScript(final Resource groovyScript,
                                              final String methodName,
                                              final Class<T> clazz) {
          return executeGroovyScript(groovyScript, methodName, ArrayUtils.EMPTY_OBJECT_ARRAY, clazz, false);
      }
docs: Execute groovy script.
  
  @param <T>          the type parameter
  @param groovyScript the groovy script
  @param methodName   the method name
  @param clazz        the clazz
  @return the t