Excel自定义数据处理器增加单元格/工作簿对象

ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelHandlerAdapter.java

 package com.ruoyi.common.utils.poi;
 
+import org.apache.poi.ss.usermodel.Cell;
+import org.apache.poi.ss.usermodel.Workbook;
+
 /**
  * Excel数据格式处理适配器
  * 
@@ -12,8 +15,10 @@ public interface ExcelHandlerAdapter
      * 
      * @param value 单元格数据值
      * @param args excel注解args参数组
+     * @param cell 单元格对象
+     * @param wb 工作簿对象
      *
      * @return 处理后的值
      */
-    Object format(Object value, String[] args);
+    Object format(Object value, String[] args, Cell cell, Workbook wb);
 }

ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java

@@ -461,7 +461,7 @@ public class ExcelUtil<T>
                         }
                         else if (!attr.handler().equals(ExcelHandlerAdapter.class))
                         {
-                            val = dataFormatHandlerAdapter(val, attr);
+                            val = dataFormatHandlerAdapter(val, attr, null);
                         }
                         else if (ColumnType.IMAGE == attr.cellType() && StringUtils.isNotEmpty(pictures))
                         {
@@ -1052,7 +1052,7 @@ public class ExcelUtil<T>
                 }
                 else if (!attr.handler().equals(ExcelHandlerAdapter.class))
                 {
-                    cell.setCellValue(dataFormatHandlerAdapter(value, attr));
+                    cell.setCellValue(dataFormatHandlerAdapter(value, attr, cell));
                 }
                 else
                 {
@@ -1265,13 +1265,13 @@ public class ExcelUtil<T>
      * @param excel 数据注解
      * @return
      */
-    public String dataFormatHandlerAdapter(Object value, Excel excel)
+    public String dataFormatHandlerAdapter(Object value, Excel excel, Cell cell)
     {
         try
         {
             Object instance = excel.handler().newInstance();
-            Method formatMethod = excel.handler().getMethod("format", new Class[] { Object.class, String[].class });
-            value = formatMethod.invoke(instance, value, excel.args());
+            Method formatMethod = excel.handler().getMethod("format", new Class[] { Object.class, String[].class, Cell.class, Workbook.class });
+            value = formatMethod.invoke(instance, value, excel.args(), cell, this.wb);
         }
         catch (Exception e)
         {