poi

util/src/main/java/com/ccsens/util/PoiUtil.java

@@ -123,6 +123,9 @@ public class PoiUtil {
      * @return 返回生成的excel数据
      */
     public static Workbook exportWB(String sheetName, List<List<PoiUtilCell>> rows, Workbook wb) {
+        return exportWB(sheetName, 0, rows, wb);
+    }
+    public static Workbook exportWB(String sheetName, int rowIndex, List<List<PoiUtilCell>> rows, Workbook wb) {
 
         // 第一步，创建一个XSSFWorkbook，对应一个Excel文件
         if (wb == null) {
@@ -155,9 +158,9 @@ public class PoiUtil {
 
         //创建内容
         for (int i = 0; i < rows.size(); i++) {
-            Row row = sheet.getRow(i);
+            Row row = sheet.getRow(i+rowIndex);
             if (ObjectUtil.isNull(row)) {
-                row = sheet.createRow(i);
+                row = sheet.createRow(i + rowIndex);
             }
             List<PoiUtilCell> cells = rows.get(i);
             for (int j = 0; j < cells.size(); j++) {