修复@Excel注解 prompt 属性使用报错

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

@@ -1,46 +1,5 @@
 package com.ruoyi.common.utils.poi;
 
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-import java.math.BigDecimal;
-import java.text.DecimalFormat;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.UUID;
-import org.apache.poi.hssf.usermodel.DVConstraint;
-import org.apache.poi.hssf.usermodel.HSSFDataValidation;
-import org.apache.poi.hssf.usermodel.HSSFDateUtil;
-import org.apache.poi.hssf.usermodel.HSSFFont;
-import org.apache.poi.hssf.util.HSSFColor.HSSFColorPredefined;
-import org.apache.poi.ss.usermodel.Cell;
-import org.apache.poi.ss.usermodel.CellStyle;
-import org.apache.poi.ss.usermodel.CellType;
-import org.apache.poi.ss.usermodel.DataValidation;
-import org.apache.poi.ss.usermodel.DataValidationConstraint;
-import org.apache.poi.ss.usermodel.DataValidationHelper;
-import org.apache.poi.ss.usermodel.DateUtil;
-import org.apache.poi.ss.usermodel.FillPatternType;
-import org.apache.poi.ss.usermodel.Font;
-import org.apache.poi.ss.usermodel.HorizontalAlignment;
-import org.apache.poi.ss.usermodel.Row;
-import org.apache.poi.ss.usermodel.Sheet;
-import org.apache.poi.ss.usermodel.VerticalAlignment;
-import org.apache.poi.ss.usermodel.Workbook;
-import org.apache.poi.ss.usermodel.WorkbookFactory;
-import org.apache.poi.ss.util.CellRangeAddressList;
-import org.apache.poi.xssf.streaming.SXSSFWorkbook;
-import org.apache.poi.xssf.usermodel.XSSFDataValidation;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import com.ruoyi.common.annotation.Excel;
 import com.ruoyi.common.annotation.Excel.Type;
 import com.ruoyi.common.base.AjaxResult;
@@ -50,6 +9,24 @@ import com.ruoyi.common.reflect.ReflectUtils;
 import com.ruoyi.common.support.Convert;
 import com.ruoyi.common.utils.DateUtils;
 import com.ruoyi.common.utils.StringUtils;
+import org.apache.poi.hssf.usermodel.DVConstraint;
+import org.apache.poi.hssf.usermodel.HSSFDataValidation;
+import org.apache.poi.hssf.usermodel.HSSFDateUtil;
+import org.apache.poi.hssf.usermodel.HSSFFont;
+import org.apache.poi.hssf.util.HSSFColor.HSSFColorPredefined;
+import org.apache.poi.ss.usermodel.*;
+import org.apache.poi.ss.util.CellRangeAddressList;
+import org.apache.poi.xssf.streaming.SXSSFWorkbook;
+import org.apache.poi.xssf.usermodel.XSSFDataValidation;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.*;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.math.BigDecimal;
+import java.text.DecimalFormat;
+import java.util.*;
 
 /**
  * Excel相关处理
@@ -346,7 +323,7 @@ public class ExcelUtil<T>
                     if (StringUtils.isNotEmpty(attr.prompt()))
                     {
                         // 这里默认设了2-101列提示.
-                        setHSSFPrompt(sheet, "", attr.prompt(), 1, 100, i, i);
+                        setXSSFPrompt(sheet, "", attr.prompt(), 1, 100, i, i);
                     }
                     // 如果设置了combo属性则本列只能选择不能输入
                     if (attr.combo().length > 0)
@@ -495,6 +472,26 @@ public class ExcelUtil<T>
         return sheet;
     }
 
+    /**
+     * 设置 POI XSSFSheet 单元格提示
+     * @param sheet 表单
+     * @param promptTitle 提示标题
+     * @param promptContent 提示内容
+     * @param firstRow 开始行
+     * @param endRow 结束行
+     * @param firstCol 开始列
+     * @param endCol 结束列
+     */
+    public static void setXSSFPrompt(Sheet sheet, String promptTitle, String promptContent, int firstRow, int endRow, int firstCol, int endCol) {
+        DataValidationHelper dvHelper = sheet.getDataValidationHelper();
+        DataValidationConstraint constraint = dvHelper.createCustomConstraint("*");
+        CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
+        DataValidation dataValidation = dvHelper.createValidation(constraint, regions);
+        dataValidation.createPromptBox(promptTitle, promptContent);
+        dataValidation.setShowPromptBox(true);
+        sheet.addValidationData(dataValidation);
+    }
+
     /**
      * 设置某些列的值只能输入预制的数据,显示下拉框.
      *

ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUser.java

@@ -1,12 +1,13 @@
 package com.ruoyi.system.domain;
 
-import java.util.Date;
-import java.util.List;
-import org.apache.commons.lang3.builder.ToStringBuilder;
-import org.apache.commons.lang3.builder.ToStringStyle;
 import com.ruoyi.common.annotation.Excel;
 import com.ruoyi.common.annotation.Excel.Type;
 import com.ruoyi.common.base.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+import org.apache.commons.lang3.builder.ToStringStyle;
+
+import java.util.Date;
+import java.util.List;
 
 /**
  * 用户对象 sys_user
@@ -18,7 +19,7 @@ public class SysUser extends BaseEntity
     private static final long serialVersionUID = 1L;
 
     /** 用户ID */
-    @Excel(name = "用户序号")
+    @Excel(name = "用户序号", prompt = "用户流水号")
     private Long userId;
 
     /** 部门ID */