public static long fnv1a_64(String key) {
        long hashCode = fnv1a_64_magic_hashcode;
        for (int i = 0; i < key.length(); ++i) {
            char ch = key.charAt(i);
            hashCode ^= ch;
            hashCode *= fnv1a_64_magic_prime;
        }
        return hashCode;
    }
resolve property name from get/set method name

@param methodName get/set method name
@return property name
src/main/java/com/alibaba/fastjson/util/TypeUtils.java