plateNo修改

2026-08-12 21:02:08 +08:00 · 2024-06-19 15:48:00 +08:00
parent 301c959082
commit ebd9bfec25
7 changed files with 264 additions and 55 deletions
@@ -40,11 +40,11 @@ public class GoodsDO extends BaseDO {
    /**
     * 设计端商品ID
     */
-    private Long rawGoodsId;
+    private String rawGoodsId;
    /**
     * 商品 ID
     */
-    private Long goodsId;
+    private String goodsId;
    /**
     * 商品名称
     */
@@ -6,6 +6,8 @@ import com.cf.imes.module.executor.dal.dataobject.order.OrderDO;
 import com.cf.imes.module.executor.dal.dataobject.plate.PlateGoodDO;
 import org.apache.ibatis.annotations.Mapper;

+import java.math.BigDecimal;
+
 /**
 * 板材信息 Mapper plate
 *
@@ -14,12 +16,28 @@ import org.apache.ibatis.annotations.Mapper;
@Mapper
 public interface PlateGoodMapper extends BaseMapperX<PlateGoodDO> {

-    // 查询单个生产单中信息
-    default PlateGoodDO selectGoodOne(Long id, Long organId) {
+    // goodsId匹配
+    default PlateGoodDO selectGoodOne(String id, Long organId) {
        return selectOne(new LambdaQueryWrapper<PlateGoodDO>()
                .eq(PlateGoodDO::getGoodsId, id)
                .eq(PlateGoodDO::getDeleted, 0)
                .eq(PlateGoodDO::getOrganId, organId));
    }

+    // 其他信息匹配
+    default PlateGoodDO selectGood(String goodsName, String material, String color, Integer texture, BigDecimal width,
+                                   BigDecimal thickness, BigDecimal height, String brand, String spec, Long organId) {
+        return selectOne(new LambdaQueryWrapper<PlateGoodDO>()
+                .eq(PlateGoodDO::getGoodsName, goodsName)
+                .eq(PlateGoodDO::getMaterial, material)
+                .eq(PlateGoodDO::getColor, color)
+                .eq(PlateGoodDO::getTexture, texture)
+                .eq(PlateGoodDO::getWidth, width)
+                .eq(PlateGoodDO::getHeight, height)
+                .eq(PlateGoodDO::getThickness, thickness)
+                .eq(PlateGoodDO::getBrand, brand)
+                .eq(PlateGoodDO::getSpec, spec)
+                .eq(PlateGoodDO::getDeleted, 0)
+                .eq(PlateGoodDO::getOrganId, organId));
+            }
 }
@@ -305,6 +305,7 @@ public class OrderServiceImpl implements OrderService {
    }

    @Override
+    @Transactional(rollbackFor = Exception.class)
    public void deleteBodyByOrder(Long orderId, Collection<Long> bodyIds) {
        validateOrderExists(orderId, OrganContextHolder.getOrganId());
 //        校验生产单的状态 1 为新单状态，才可以修改
@@ -373,26 +374,38 @@ public class OrderServiceImpl implements OrderService {
        List<PlateGoodDO> plateGoodLists = new ArrayList<>();

        for (GoodsDO goodsDO : goodsLists) {
+            PlateGoodDO plateGoodDO;
            if (goodsDO.getGoodsId() != null) { // 有goodsId
-                PlateGoodDO plateGoodDO = plateGoodMapper.selectGoodOne(goodsDO.getGoodsId(), SecurityFrameworkUtils.getLoginUser().getOrganId());
-                if (plateGoodDO != null) {//存在
-                    goodsDO.setGoodsId(plateGoodDO.getId());
-                }
-
+                plateGoodDO = plateGoodMapper.selectGoodOne(goodsDO.getGoodsId(), SecurityFrameworkUtils.getLoginUser().getOrganId());
            }else { // 没有goodsId 其他信息匹配
-
-
+                plateGoodDO = plateGoodMapper.selectGood(goodsDO.getGoodsName(), goodsDO.getMaterial(), goodsDO.getColor(),
+                        goodsDO.getTexture(), goodsDO.getWidth(), goodsDO.getWidth(), goodsDO.getHeight(), goodsDO.getSpec(),
+                        goodsDO.getBrand(), SecurityFrameworkUtils.getLoginUser().getOrganId());
            }

+            if (plateGoodDO != null) {//存在板材
+                goodsDO.setGoodsId(plateGoodDO.getGoodsId());
+                break;
+            }else { // 不存在板材
                Long plateGoods = (Long) identifierGenerator.nextId(null);
-            PlateGoodDO plateGoodDO = BeanUtils.toBean(goodsDO, PlateGoodDO.class)
+                Long goodsId = (Long) identifierGenerator.nextId(null);
+                plateGoodDO = BeanUtils.toBean(goodsDO, PlateGoodDO.class)
                        .setId(plateGoods)
-                    .setGoodsId(String.valueOf(goodsDO.getGoodsId()));
-            goodsDO.setGoodsId(plateGoodDO.getId());
+                        .setGoodsId(String.valueOf(goodsId));
+                // 判断是否存在raw_goods_id
+                System.out.println("goodsDO.getGoodsId() " + goodsDO.getGoodsId());
+                if (goodsDO.getGoodsId() != null) {
+                    plateGoodDO.setGoodsId(goodsDO.getGoodsId());
+                }else {
+                    goodsDO.setGoodsId(plateGoodDO.getGoodsId());
+                }
                plateGoodLists.add(plateGoodDO);
            }
+
+        }
        map.put("goodsDO", goodsLists);
        map.put("plateGoodDOLists", plateGoodLists);
+        System.err.println(" map " + map);
        return map;
    }

@@ -501,13 +514,18 @@ public class OrderServiceImpl implements OrderService {
        Map<String, List<?>> listMap = excelTypeRealize.changeDate(list, orderDO.getId());
        List<RawGoodsDO> rawGoodsDO = (List<RawGoodsDO>) listMap.get("rawGoodsDOS");
        List<GoodsDO> goodsDO = (List<GoodsDO>) listMap.get("goodsDOS");
-        List<PlateGoodDO> plateGoodDOS = (List<PlateGoodDO>) listMap.get("plateGoodDOS");
+//        List<PlateGoodDO> plateGoodDOS = (List<PlateGoodDO>) listMap.get("plateGoodDOS");
        List<OrderBodyDO> bodyDO = (List<OrderBodyDO>) listMap.get("orderBodyDOS");
        List<OrderGroupDO> groupDO = (List<OrderGroupDO>) listMap.get("orderGroupDOS");
        List<PlateDO> plateDO = (List<PlateDO>) listMap.get("plateDOS");
        List<OrderPartsDO> partsDO = (List<OrderPartsDO>) listMap.get("orderPartsDOS");
        List<OrderItemDO> itemDO = (List<OrderItemDO>) listMap.get("orderItemDOS");
        List<OrderModelDO> orderModelDOS = (List<OrderModelDO>) listMap.get("orderModelDOS");
+        // 板材库匹配
+        Map<String, List<?>> map = getPlateGoods(goodsDO);// 检验商品板材信息是否存在
+        goodsDO = (List<GoodsDO>) map.get("goodsDO");
+        List<PlateGoodDO> plateGoodDOS = (List<PlateGoodDO>) map.get("plateGoodDOLists");
+
        validateCustomOrderNoExists(orderDO.getCustomOrderNo());
        orderInputProcessor.batchInsert(rawGoodsDO, bodyDO, groupDO, partsDO, plateDO, null, itemDO, orderDO, goodsDO, plateGoodDOS);
        orderInputProcessor.batchSaveModel(orderModelDOS);
@@ -0,0 +1,25 @@
+package com.cf.imes.module.executor.util;
+
+import java.util.concurrent.atomic.AtomicInteger;
+
+public class MinuteCounter {
+    private static final int MASK = 0x7FFFFFFF;
+    private final AtomicInteger atom;
+
+    public MinuteCounter() {
+        atom = new AtomicInteger(0);
+    }
+
+    public final int incrementAndGet() {
+        return atom.incrementAndGet() & MASK;
+    }
+
+    public int get() {
+        return atom.get() & MASK;
+    }
+
+    public void set(int newValue) {
+        atom.set(newValue & MASK);
+    }
+
+}
@@ -0,0 +1,131 @@
+package com.cf.imes.module.executor.util.fileConversion.admin;
+
+
+import com.cf.imes.module.executor.util.MinuteCounter;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+import java.time.LocalDate;
+
+/**
+ * @ClassName: SnowflakeIdWorker3rd
+ * @Description:snowflake算法改进
+ * @author: yonnie
+ * @date: 2024/06/18 14:10:47
+ * @version V1.0
+ *
+ *          将产生的Id类型更改为Integer 32bit <br>
+ *          把时间戳的单位改为分钟，使用25bit的时间戳
+ *          7bit作为自增值即 2^7 = 128
+ */
+@Slf4j
+@Component
+public class SnowflakeIdWorker3rd {
+    /** 初始时间 (2024-01-01: 1704038400) */
+    // private final int twepoch = 28400640;// 1704038400000L/1000/60;
+    private final int twepoch = 1704038400;
+    /** 序列在id中占位数 */
+    private final long sequenceBits = 7L;
+    /** 时间截向左移7bit */
+    private final long timestampLeftShift = sequenceBits;
+    /** 生成序列的MASK (0x7F) */
+    private final int sequenceMask = -1 ^ (-1 << sequenceBits);
+    /** 分钟内序 (0~127) */
+    private int sequence = 0;
+    private int laterSequence = 0;
+    /** 上次生成ID的时间戳 */
+    private int lastTimestamp = -1;
+    private final MinuteCounter counter = new MinuteCounter();
+    /** 预支时间标志 */
+    boolean isAdvance = false;
+
+    // ==============================Constructors=====================================
+
+    public SnowflakeIdWorker3rd() {
+    }
+
+    // ==============================Test=============================================
+
+    /** 测试 */
+    public static void main(String[] args) {
+        SnowflakeIdWorker3rd idWorker = new SnowflakeIdWorker3rd();
+        for (int i = 0; i < 1000; i++) {
+            long id = idWorker.nextId();
+            System.out.println(i + ": " + id + "  " + "2406" + Long.toString(id).substring(2));
+        }
+        // long id = idWorker.nextId();
+        // System.out.println(id);
+    }
+
+    // ==============================Methods==========================================
+    /**
+     * 获取当前年月
+     * @return null
+     */
+    public static int obtainingTime() {
+        LocalDate now = LocalDate.now();
+        int year = now.getYear();
+        String year_last_two_digits = String.valueOf(year).substring(2);
+        int month = now.getMonthValue();
+        String formatted_date = year_last_two_digits + String.format("%02d", month);
+        return Integer.parseInt(formatted_date);
+    }
+
+    /**
+     * 获得下一个ID (该方法是线程安全)
+     * 
+     * @return SnowflakeId
+     */
+    public synchronized int nextId() {
+        int timestamp = timeGen();
+        // 如果当前时间小于上一次ID生成的时间戳，说明系统时钟修改过
+        if (timestamp < lastTimestamp) {
+            throw new RuntimeException(String.format(
+                    "Clock moved backwards. Refusing to generate id for %d milliseconds", lastTimestamp - timestamp));
+        }
+
+        if (timestamp > counter.get()) {
+            counter.set(timestamp);
+            isAdvance = false;
+        }
+
+        // 如果是同时间生成的，则进行分钟内序列
+        if (lastTimestamp == timestamp || isAdvance) {
+            if (!isAdvance) {
+                sequence = (sequence + 1) & sequenceMask;
+            }
+
+            // 分钟内自增列溢出
+            if (sequence == 0) {
+                // 预支下一分获得新的时间戳
+                isAdvance = true;
+                int laterTimestamp = counter.get();
+                if (laterSequence == 0) {
+                    laterTimestamp = counter.incrementAndGet();
+                }
+                int nextId = ((laterTimestamp - twepoch) << timestampLeftShift) | laterSequence;
+                laterSequence = (laterSequence + 1) & sequenceMask;
+                return nextId;
+            }
+        } else { // 时间戳改变，分钟内序列置0
+            sequence = 0;
+            laterSequence = 0;
+        }
+        // 上次生成ID的时间截
+        lastTimestamp = timestamp;
+        // 移位并或运算拼成32位的ID
+        return ((timestamp - twepoch) << timestampLeftShift) | sequence;
+    }
+
+    /**
+     * 返回以分钟为单位的当前时
+     * 
+     * @return 当前时间(分钟)
+     */
+    protected int timeGen() {
+        // String timestamp = String.valueOf(System.currentTimeMillis() / 1000 / 60);
+        String timestamp = String.valueOf(System.currentTimeMillis() / 1000);
+        return Integer.valueOf(timestamp);
+    }
+
+}
@@ -13,6 +13,7 @@ import com.cf.imes.module.executor.dal.dataobject.orderParts.OrderPartsDO;
 import com.cf.imes.module.executor.dal.dataobject.plate.PlateDO;
 import com.cf.imes.module.executor.dal.dataobject.rawgoods.RawGoodsDO;
 import com.cf.imes.module.executor.enums.*;
+import com.cf.imes.module.executor.util.fileConversion.admin.SnowflakeIdWorker3rd;
 import com.cf.imes.module.executor.util.deviseData.dataTwo.*;
 import com.cf.imes.module.system.api.dict.DictDataApi;
 import lombok.extern.slf4j.Slf4j;
@@ -39,6 +40,9 @@ public class ApiTypeRealize {
    @Resource
    private DictDataApi dictDataApi;

+    @Resource
+    SnowflakeIdWorker3rd idWorker;
+
    private Integer num = 0;

    private Integer groupNum = 0;
@@ -85,7 +89,9 @@ public class ApiTypeRealize {
        Map<Integer, OrderBodyDO> bodyInfoChange = bodyInfoChange(dataBody, orderId);
 //        System.out.println(" bodyInfoChange " + bodyInfoChange);
        // 加工组 少异形数量、板材数量
-        Map<String, Map<Integer, ?>> group = groupInfoChange(dataModule, orderId, bodyInfoChange);
+        Map<String, Map<Integer, ?>> group =
+
+                groupInfoChange(dataModule, orderId, bodyInfoChange);
        Map<Integer, OrderGroupDO> orderGroupDO = (Map<Integer, OrderGroupDO>) group.get("orderGroup");
        map.put("groupDO", orderGroupDO.values().stream().collect(Collectors.toList()));
        Map<Integer, List<Integer>> groupLists = (Map<Integer, List<Integer>>) group.get("lists");
@@ -276,7 +282,7 @@ public class ApiTypeRealize {
                RawGoodsDO rawGoodsDO = RawGoodsDO.builder()
                        .id((Long) identifierGenerator.nextId(null))
                        .orderId(orderId)
-                        .rawGoodsId(String.valueOf(goods.getLong("GoodsID")))
+                        .rawGoodsId(goods.getString("GoodsID"))
                        .goodsName(goods.getString("GoodsName"))
                        .material(goods.getString("Material"))
                        .color(goods.getString("Color"))
@@ -291,8 +297,8 @@ public class ApiTypeRealize {
                GoodsDO goodsDO = GoodsDO.builder()
                        .id((Long) identifierGenerator.nextId(null))
                        .orderId(orderId)
-                        .rawGoodsId(rawGoodsDO.getId())
-                        .goodsId(goods.getLong("GoodsID"))
+                        .rawGoodsId(String.valueOf(rawGoodsDO.getId()))
+                        .goodsId(goods.getString("GoodsID")) // 先填这个，后面改
                        .goodsName(goods.getString("GoodsName"))
                        .material(goods.getString("Material"))
                        .color(goods.getString("Color"))
@@ -401,7 +407,7 @@ public class ApiTypeRealize {
                        .unit(parts.getString("Units"))
                        .price(parts.getDouble("Price"))
                        .isComposite(parts.getBoolean("IsComposite"))
-                        .remark(partsRemarkChange(parts))
+                        .remark(parts.getString("Remark"))
                        .build();
                partsInfos.put(parts.getInteger("DataID"), partsInfo);

@@ -443,6 +449,7 @@ public class ApiTypeRealize {
        String remark = JSON.toJSONString(mapList);
        return remark;
    }
+
    /**
     * 板材信息转换 写表 Integer指板材的ItemID板id 加一个板材自定义编号
     */
@@ -462,6 +469,9 @@ public class ApiTypeRealize {
        if (dataPlates != null && !dataPlates.isEmpty()) {
            JSONArray plateLists = dataPlates.getJSONArray("List");
            for (int i = 0; i < plateLists.size(); i++) {
+                long plateNo = idWorker.nextId();
+                long obtainingTime = idWorker.obtainingTime();
+
                JSONObject plate = plateLists.getJSONObject(i);

                Integer type = Integer.valueOf(dictDataApi.parseDictData("order_plate_type",
@@ -472,8 +482,10 @@ public class ApiTypeRealize {
                        .id(plateId)
                        .orderId(orderId)
                        .name(plate.getString("BoardName"))
-                        .plateNo(plate.getString("CustBlockNo"))
+//                        .plateNo(plate.getString("CustBlockNo"))
+                        .plateNo((obtainingTime)+ Long.toString(plateNo).substring(2))
                        .type(type)
+
                        .goodsId(goodsDOMap.get(plate.getInteger("GoodsID")) != null
                                ? goodsDOMap.get(plate.getInteger("GoodsID")).getId() : plate.getInteger("GoodsID"))
 //                        .width(BigDecimal.valueOf(plate.getDouble("CutWidth")))
@@ -12,8 +12,9 @@ import com.cf.imes.module.executor.dal.dataobject.ordermodel.OrderModelDO;
 import com.cf.imes.module.executor.dal.dataobject.plate.PlateDO;
 import com.cf.imes.module.executor.dal.dataobject.plate.PlateGoodDO;
 import com.cf.imes.module.executor.dal.dataobject.rawgoods.RawGoodsDO;
-import com.cf.imes.module.executor.dal.mysql.plate.PlateGoodMapper;
 import com.cf.imes.module.executor.enums.OrderItemTypeEnum;
+import com.cf.imes.module.executor.util.fileConversion.admin.SnowflakeIdWorker3rd;
+import io.swagger.v3.oas.models.security.SecurityScheme;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;

@@ -22,8 +23,6 @@ import java.math.BigDecimal;
 import java.util.*;
 import java.util.stream.Collectors;

-import static com.cf.imes.framework.common.exception.util.ServiceExceptionUtil.exception;
-import static com.cf.imes.module.executor.enums.ErrorCodeConstants.FILE_UPLOAD_ERR;

 /**
 * 实现数据格式转换
@@ -37,7 +36,7 @@ public class ExcelTypeRealize {
    private SnowFlakeGenerator snowFlakeGenerator;

    @Resource
-    private PlateGoodMapper plateGoodMapper;
+    SnowflakeIdWorker3rd idWorker;

    // 数据转换 + 错误验证
    public Map<String, List<?>> changeDate(List<?> list, Long orderId) {
@@ -74,24 +73,27 @@ public class ExcelTypeRealize {
                Map<List<Object>, List<OrderPlateImportExcelVO>> goodsMap = value.stream()
                        .collect(Collectors.groupingBy(
                                p -> Arrays.asList(p.getGoodsName(),
+                                        p.getGoodsName(),
+                                        p.getThickness(),
                                        p.getMaterial(),
                                        p.getColor(),
                                        p.getSpec(),
-                                        p.getThickness()),
+                                        p.getTexture(),
+                                        p.getModel(),
+                                        p.getBrand()),
                                Collectors.toList()
                        ));

                goodsMap.forEach((goodKey, goodValue) -> {
-                    Long plateGoodId = (Long) snowFlakeGenerator.nextId(null);
-                    PlateGoodDO plateGoodDO = setPlateGoodDO(goodValue.get(0)).setId(plateGoodId).setOrganId(organId);
-                    plateGoodDOS.add(plateGoodDO);
 //                    板材信息合集，添加生产单id，添加生产单板材设计端商品编码，板材信息写入order_raw_goods
-                    Long rawGoodsId = (Long) snowFlakeGenerator.nextId(null);
-                    RawGoodsDO rawGoodsDO = setRawGoodsDO(goodValue.get(0)).setId(rawGoodsId).setOrderId(orderId);
+//                    规格分解
+                    List<Double> specList = spec(goodValue.get(0).getSpec());
+                    RawGoodsDO rawGoodsDO = setRawGoodsDO(goodValue.get(0)).setId((Long) snowFlakeGenerator.nextId(null)).setOrderId(orderId);
                    rawGoodsDOS.add(rawGoodsDO);
                    Long goodId = (Long) snowFlakeGenerator.nextId(null);
                    GoodsDO plateDO = setGoodsDO(goodValue.get(0)).setId(goodId).setOrderId(orderId)
-                            .setRawGoodsId(rawGoodsId).setGoodsId(plateGoodId);
+                            .setRawGoodsId(String.valueOf(rawGoodsDO.getId()))
+                            .setHeight(BigDecimal.valueOf(specList.get(0))).setWidth(BigDecimal.valueOf(specList.get(1))); // 在good_id为空的时候，首先赋值为空值
                    goodsDOS.add(plateDO);
 //                  赋值给板件未对应前order_raw_goods的id
                    for (OrderPlateImportExcelVO reqVO : goodValue) {
@@ -99,24 +101,16 @@ public class ExcelTypeRealize {
                    }
                });
            } else { // 商品编码有的
-                // 判断商品是否存在板材库中
-                PlateGoodDO plateGoodDO = plateGoodMapper.selectOne(PlateGoodDO::getGoodsId, value.get(0).getGoodsId());
-                Long plateGoodId = null;
-                if (plateGoodDO != null) {//存在
-                    plateGoodId = plateGoodDO.getId();
-                } else {
-                    plateGoodId = (Long) snowFlakeGenerator.nextId(null);
-                    PlateGoodDO plateGoodDONew = setPlateGoodDO(value.get(0)).setId(plateGoodId).setOrganId(organId);
-                    plateGoodDOS.add(plateGoodDONew);
-                }
-                //            板材信息合集，添加生产单id，添加生产单板材设计端商品编码，板材信息写入order_raw_goods
-                Long rawGoodsId = (Long) snowFlakeGenerator.nextId(null);
-                RawGoodsDO rawGoodsDO = setRawGoodsDO(value.get(0)).setId(rawGoodsId).setOrderId(orderId);
+                List<Double> specList = spec(value.get(0).getSpec());
+//              板材信息合集，添加生产单id，添加生产单板材设计端商品编码，板材信息写入order_raw_goods
+                RawGoodsDO rawGoodsDO = setRawGoodsDO(value.get(0)).setId((Long) snowFlakeGenerator.nextId(null)).setOrderId(orderId);
                rawGoodsDOS.add(rawGoodsDO);
                Long goodId = (Long) snowFlakeGenerator.nextId(null);
                GoodsDO plateDO = setGoodsDO(value.get(0)).setId(goodId).setOrderId(orderId)
-                        .setRawGoodsId(rawGoodsId).setGoodsId(plateGoodId);
+                        .setRawGoodsId(String.valueOf(rawGoodsDO.getId())).setGoodsId(String.valueOf(rawGoodsDO.getRawGoodsId()))
+                        .setHeight(BigDecimal.valueOf(specList.get(0))).setWidth(BigDecimal.valueOf(specList.get(1)));
                goodsDOS.add(plateDO);
+
 //              赋值给板件未对应前order_raw_goods的id
                for (OrderPlateImportExcelVO reqVO : value) {
                    reqVO.setGoodId(goodId);
@@ -179,10 +173,14 @@ public class ExcelTypeRealize {
                                //板材
                                plateCountByCombination[0] = plateCountByCombination[0] + Double.parseDouble(combination.getGoodsNumber());
                                for (int i = 0; i < Integer.parseInt(combination.getGoodsNumber()); i++) {
+                                    long plateNo = idWorker.nextId();
+                                    long obtainingTime = idWorker.obtainingTime();
+
                                    Long plateId = (Long) snowFlakeGenerator.nextId(null);
                                    PlateDO plateDO = PlateDO.builder()
                                            .id(plateId).orderId(orderId).name(combination.getName()).plateNo(combination.getPlateNo())
                                            .goodsId(combination.getGoodId()).width(BigDecimal.valueOf(Double.parseDouble(combination.getWidth())))
+                                            .plateNo(((obtainingTime)+ Long.toString(plateNo).substring(2)))
                                            .height(BigDecimal.valueOf(Double.parseDouble(combination.getHeight())))
                                            .thickness(BigDecimal.valueOf(Double.parseDouble(combination.getThickness())))
                                            .splitWidth(BigDecimal.valueOf(Double.parseDouble(combination.getSplitWidth())))
@@ -300,15 +298,22 @@ public class ExcelTypeRealize {
    }

    // spec分离数据
-    public List<String> spec(String spec) {
-        List<String> list = null;
+    public List<Double> spec(String spec) {
+        List<Double> list = new ArrayList<>();

        String[] parts = spec.split("\\×");
        if (parts.length <= 1) {
            return null;
        }
-        for (int i = 0; i < parts.length; i++) {
-            list.add(parts[i]);
+        for (int i = 0; i < 3; i++) {
+            Double num = 0.0;
+            try {
+                if (i < parts.length)
+                    num = Double.parseDouble(parts[i]);
+            } catch (NumberFormatException e) {
+                // 转换失败，保持num为0
+            }
+            list.add(num);
        }
        return list;
    }