Feature/zhouquan/budget

ServiceSite/src/main/java/com/seasky/budgetmiddleoffice/domain/aggregate/sap/SapAgg.java

+package com.seasky.budgetmiddleoffice.domain.aggregate.sap;
+
+import com.seasky.core.ddd.base.objects.middlegound.BaseMiddleGroundAggregate;
+import lombok.Getter;
+
+/**
+ * sap聚合
+ * @author wangxingyu
+ * @date 2023/03/13 14:51:11
+ */
+@Getter
+public class SapAgg extends BaseMiddleGroundAggregate {
+    private SapAgg(){}
+
+    private static class SapAggInner{
+        private static final SapAgg INSTANCE = new SapAgg();
+    }
+    /** 单例创建agg */
+    public static SapAgg agg() {
+        return SapAggInner.INSTANCE;
+    }
+
+}