EXCEL自定义列处理

yzg-util-base/src/main/java/com/yanzuoguang/util/vo/DataDaoVo.java

@@ -17,6 +17,18 @@ public class DataDaoVo<T> {
     private final List<T> removes = new ArrayList<>();
     private final Map<String, T> mapNow = new HashMap<>();
 
+    /**
+     * 合并数据
+     *
+     * @param data 当前数据对象
+     */
+    public void merger(DataDaoVo<T> data) {
+        this.creates.addAll(data.creates);
+        this.updates.addAll(data.updates);
+        this.removes.addAll(data.removes);
+        this.mapNow.putAll(data.mapNow);
+    }
+
     /**
      * 将历史数据映射为HashMap
      *