public List<ConditionData> mapToSelectorDOS(final List<SelectorConditionDO> selectorConditionDOS) {
        return Optional.ofNullable(selectorConditionDOS)
                .map(v -> v.stream().map(this::mapToSelectorDO).collect(Collectors.toList()))
                .orElse(null);
    }
Map to selector data condition data list.

@param selectorConditionDOS the selector condition do list
@return the condition data list
shenyu-admin/src/main/java/org/apache/shenyu/admin/transfer/ConditionTransfer.java