public <T> T eval(Object rootObject, Type clazz, ParserConfig parserConfig) {
        Object obj = this.eval(rootObject);
        return TypeUtils.cast(obj, clazz, parserConfig);
    }
@since 1.2.76
@param rootObject
@param clazz
@param parserConfig
@return
src/main/java/com/alibaba/fastjson/JSONPath.java