废弃 ，换标文件上传 ，排车托盘锁粒度

lastleg-service/src/main/java/com/baiyue/lastleg/dispatch/model/DispatchPalletCandidate.java

@@ -54,7 +54,8 @@ public record DispatchPalletCandidate(
             fbaWarehouseCode, packageCount, volumeCbm, sourceStage, null, null);
     }
     public String sourcePalletKey() {
-        // A plan pallet keeps the same lock identity before and after the physical pallet is received.
-        return planPalletId != null ? "PLAN:" + planPalletId : "RECEIVED:" + warehousePalletId;
+        // Once received, the physical pallet is the shared resource even when it contains
+        // allocations from multiple inbound orders/plan-pallet rows.
+        return warehousePalletId != null ? "RECEIVED:" + warehousePalletId : "PLAN:" + planPalletId;
     }
 }

lastleg-service/src/main/java/com/baiyue/lastleg/dispatch/service/DispatchService.java

@@ -637,8 +637,9 @@ public class DispatchService {
 
     private DispatchPalletLock activeLock(String customerId, DispatchPalletCandidate candidate) {
         DispatchPalletLock active = locks.lockActive(customerId, candidate.sourcePalletKey());
-        if (active == null && candidate.warehousePalletId() != null) {
-            active = locks.lockActive(customerId, "RECEIVED:" + candidate.warehousePalletId());
+        if (active == null && candidate.warehousePalletId() != null && candidate.planPalletId() != null) {
+            // Read legacy plan-level locks created before physical-pallet locking was introduced.
+            active = locks.lockActive(customerId, "PLAN:" + candidate.planPalletId());
         }
         return active;
     }