'commit'

src/main/java/com/dsideal/base/DataEase/Controller/DataEaseController.java

@@ -159,13 +159,14 @@ public class DataEaseController extends Controller {
      */
     @Before(GET.class)
     @IsLoginInterface({})
+    @IsNumericInterface({"id"})
     public void downSampleExcel(int id) throws IOException {
         String identity_idStr = CookieUtil.getValue(getRequest(), "identity_id");
         int identity_id = 1;
         if (!StrKit.isBlank(identity_idStr)) {
             identity_id = Integer.parseInt(identity_idStr);
         }
-        String area_name = "";
+        String area_name = "云南省";
         //获取他是哪个城市的管理员
         if (identity_id == 2) {
             area_name = "昆明市";
@@ -180,7 +181,7 @@ public class DataEaseController extends Controller {
         //导出excel
         String excelFileName = dm.exportExcel(identity_id, tableName, dataSetName, tempDir, area_name);
         //renderFile
-        renderFile(new File(excelFileName), "【" + area_name + "】" + dataSetName + "." + "xlsx");
+        renderFile(new File(excelFileName), "【样例:" + area_name + "】" + dataSetName + "." + "xlsx");
     }
 
     /**

src/main/java/com/dsideal/base/Util/ExcelCommonUtil.java

@@ -860,21 +860,17 @@ public class ExcelCommonUtil {
             }
         }
 
-        if (tableData == null || tableData.isEmpty()) {
-            //throw new IllegalArgumentException("The list of records must not be empty.");
-            return;
-        }
+        // 创建Excel工作簿
+        Workbook workbook = new XSSFWorkbook();
+        // 创建一个Excel工作表
+        Sheet sheet = workbook.createSheet("Sheet1");
 
+        if(tableData!=null && !tableData.isEmpty() ){
             // 获取第一个Record的元数据以确定列名
             Record firstRecord = tableData.getFirst();
             String[] headers = firstRecord.getColumnNames();
             int columnCount = headers.length;
 
-        // 创建Excel工作簿
-        Workbook workbook = new XSSFWorkbook();
-        // 创建一个Excel工作表
-        Sheet sheet = workbook.createSheet("Sheet1");
-
             // 创建标题行
             Row titleRow = sheet.createRow(0);
             // 设置标题行的样式
@@ -931,6 +927,7 @@ public class ExcelCommonUtil {
                 int newColumnWidth = Math.max(minColumnWidth, columnWidth);
                 sheet.setColumnWidth(i, newColumnWidth);
             }
+        }
 
         // 将工作簿写入文件
         try (FileOutputStream fileOut = new FileOutputStream(filePath)) {