@Override
    public int hashCode() {
        return Objects.hashCode(getF1()) ^ Objects.hashCode(getF2()) ^ Objects.hashCode(getF3())
                ^ Objects.hashCode(getF4());
    }
<p>Returns a suitable hash code.</p>

@return the hash code
inlong-manager/manager-common/src/main/java/org/apache/inlong/manager/common/tool/excel/tuple/Quartet.java