diff --git a/pom.xml b/pom.xml
index b5b310c9..7a42ac32 100644
--- a/pom.xml
+++ b/pom.xml
@@ -238,7 +238,7 @@
org.apache.poi
poi-ooxml
- 3.9
+ 3.17
diff --git a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index a5e49599..d32c8260 100644
--- a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -13,6 +13,7 @@ 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.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
@@ -21,17 +22,21 @@ import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
-import org.apache.poi.hssf.util.HSSFColor;
+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.FillPatternType;
+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.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.util.ResourceUtils;
+
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.framework.aspectj.lang.annotation.Excel;
import com.ruoyi.framework.shiro.web.session.OnlineWebSessionManager;
@@ -98,6 +103,8 @@ public class ExcelUtil
if (rows > 0)
{
+ // 默认序号
+ int serialNum = 0;
// 有数据时才处理 得到类的所有field.
Field[] allFields = clazz.getDeclaredFields();
// 定义一个map用于存放列的序号和field.
@@ -110,14 +117,14 @@ public class ExcelUtil
{
// 设置类的私有字段属性可访问.
field.setAccessible(true);
- fieldsMap.put(col, field);
+ fieldsMap.put(++serialNum, field);
}
}
for (int i = 1; i < rows; i++)
{
// 从第2行开始取数据,默认第一行是表头.
Row row = sheet.getRow(i);
- int cellNum = sheet.getRow(0).getPhysicalNumberOfCells();
+ int cellNum = serialNum;
T entity = null;
for (int j = 0; j < cellNum; j++)
{
@@ -129,7 +136,7 @@ public class ExcelUtil
else
{
// 先设置Cell的类型，然后就可以把纯数字作为String类型读进来了
- row.getCell(j).setCellType(Cell.CELL_TYPE_STRING);
+ row.getCell(j).setCellType(CellType.STRING);
cell = row.getCell(j);
}
@@ -178,7 +185,7 @@ public class ExcelUtil
}
else if (java.util.Date.class == fieldType)
{
- if (cell.getCellType() == Cell.CELL_TYPE_NUMERIC)
+ if (cell.getCellTypeEnum() == CellType.NUMERIC)
{
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
cell.setCellValue(sdf.format(cell.getNumericCellValue()));
@@ -211,168 +218,195 @@ public class ExcelUtil
*/
public AjaxResult exportExcel(List list, String sheetName)
{
- // 得到所有定义字段
- Field[] allFields = clazz.getDeclaredFields();
- List fields = new ArrayList();
- // 得到所有field并存放到一个list中.
- for (Field field : allFields)
- {
- if (field.isAnnotationPresent(Excel.class))
- {
- fields.add(field);
- }
- }
+ OutputStream out = null;
+ HSSFWorkbook workbook = null;
- // 产生工作薄对象
- HSSFWorkbook workbook = new HSSFWorkbook();
- // excel2003中每个sheet中最多有65536行
- int sheetSize = 65536;
- // 取出一共有多少个sheet.
- double sheetNo = Math.ceil(list.size() / sheetSize);
- for (int index = 0; index <= sheetNo; index++)
+ try
{
- // 产生工作表对象
- HSSFSheet sheet = workbook.createSheet();
- if (sheetNo == 0)
- {
- workbook.setSheetName(index, sheetName);
- }
- else
+ // 得到所有定义字段
+ Field[] allFields = clazz.getDeclaredFields();
+ List fields = new ArrayList();
+ // 得到所有field并存放到一个list中.
+ for (Field field : allFields)
{
- // 设置工作表的名称.
- workbook.setSheetName(index, sheetName + index);
+ if (field.isAnnotationPresent(Excel.class))
+ {
+ fields.add(field);
+ }
}
- HSSFRow row;
- HSSFCell cell; // 产生单元格
- // 产生一行
- row = sheet.createRow(0);
- // 写入各个字段的列头名称
- for (int i = 0; i < fields.size(); i++)
+ // 产生工作薄对象
+ workbook = new HSSFWorkbook();
+ // excel2003中每个sheet中最多有65536行
+ int sheetSize = 65536;
+ // 取出一共有多少个sheet.
+ double sheetNo = Math.ceil(list.size() / sheetSize);
+ for (int index = 0; index <= sheetNo; index++)
{
- Field field = fields.get(i);
- Excel attr = field.getAnnotation(Excel.class);
- // 创建列
- cell = row.createCell(i);
- // 设置列中写入内容为String类型
- cell.setCellType(HSSFCell.CELL_TYPE_STRING);
- HSSFCellStyle cellStyle = workbook.createCellStyle();
- cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);
- cellStyle.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
- if (attr.name().indexOf("注：") >= 0)
+ // 产生工作表对象
+ HSSFSheet sheet = workbook.createSheet();
+ if (sheetNo == 0)
{
- HSSFFont font = workbook.createFont();
- font.setColor(HSSFFont.COLOR_RED);
- cellStyle.setFont(font);
- cellStyle.setFillForegroundColor(HSSFColor.LIGHT_YELLOW.index);
- sheet.setColumnWidth(i, 6000);
+ workbook.setSheetName(index, sheetName);
}
else
{
- HSSFFont font = workbook.createFont();
- // 粗体显示
- font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
- // 选择需要用到的字体格式
- cellStyle.setFont(font);
- cellStyle.setFillForegroundColor(HSSFColor.LIGHT_YELLOW.index);
- // 设置列宽
- sheet.setColumnWidth(i, 3766);
+ // 设置工作表的名称.
+ workbook.setSheetName(index, sheetName + index);
}
- cellStyle.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
- cellStyle.setWrapText(true);
- cell.setCellStyle(cellStyle);
-
- // 写入列名
- cell.setCellValue(attr.name());
+ HSSFRow row;
+ HSSFCell cell; // 产生单元格
- // 如果设置了提示信息则鼠标放上去提示.
- if (StringUtils.isNotEmpty(attr.prompt()))
- {
- // 这里默认设了2-101列提示.
- setHSSFPrompt(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)
+ // 产生一行
+ row = sheet.createRow(0);
+ // 写入各个字段的列头名称
+ for (int i = 0; i < fields.size(); i++)
{
- // 这里默认设了2-101列只能选择不能输入.
- setHSSFValidation(sheet, attr.combo(), 1, 100, i, i);
+ Field field = fields.get(i);
+ Excel attr = field.getAnnotation(Excel.class);
+ // 创建列
+ cell = row.createCell(i);
+ // 设置列中写入内容为String类型
+ cell.setCellType(CellType.STRING);
+ HSSFCellStyle cellStyle = workbook.createCellStyle();
+ cellStyle.setAlignment(HorizontalAlignment.CENTER);
+ cellStyle.setVerticalAlignment(VerticalAlignment.CENTER);
+ if (attr.name().indexOf("注：") >= 0)
+ {
+ HSSFFont font = workbook.createFont();
+ font.setColor(HSSFFont.COLOR_RED);
+ cellStyle.setFont(font);
+ cellStyle.setFillForegroundColor(HSSFColorPredefined.YELLOW.getIndex());
+ sheet.setColumnWidth(i, 6000);
+ }
+ else
+ {
+ HSSFFont font = workbook.createFont();
+ // 粗体显示
+ font.setBold(true);
+ // 选择需要用到的字体格式
+ cellStyle.setFont(font);
+ cellStyle.setFillForegroundColor(HSSFColorPredefined.LIGHT_YELLOW.getIndex());
+ // 设置列宽
+ sheet.setColumnWidth(i, 3766);
+ }
+ cellStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
+ cellStyle.setWrapText(true);
+ cell.setCellStyle(cellStyle);
+
+ // 写入列名
+ cell.setCellValue(attr.name());
+
+ // 如果设置了提示信息则鼠标放上去提示.
+ if (StringUtils.isNotEmpty(attr.prompt()))
+ {
+ // 这里默认设了2-101列提示.
+ setHSSFPrompt(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)
+ {
+ // 这里默认设了2-101列只能选择不能输入.
+ setHSSFValidation(sheet, attr.combo(), 1, 100, i, i);
+ }
}
- }
- int startNo = index * sheetSize;
- int endNo = Math.min(startNo + sheetSize, list.size());
- // 写入各条记录,每条记录对应excel表中的一行
- HSSFCellStyle cs = workbook.createCellStyle();
- cs.setAlignment(HSSFCellStyle.ALIGN_CENTER);
- cs.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
- for (int i = startNo; i < endNo; i++)
- {
- row = sheet.createRow(i + 1 - startNo);
- // 得到导出对象.
- T vo = (T) list.get(i);
- for (int j = 0; j < fields.size(); j++)
+ int startNo = index * sheetSize;
+ int endNo = Math.min(startNo + sheetSize, list.size());
+ // 写入各条记录,每条记录对应excel表中的一行
+ HSSFCellStyle cs = workbook.createCellStyle();
+ cs.setAlignment(HorizontalAlignment.CENTER);
+ cs.setVerticalAlignment(VerticalAlignment.CENTER);
+ for (int i = startNo; i < endNo; i++)
{
- // 获得field.
- Field field = fields.get(j);
- // 设置实体类私有属性可访问
- field.setAccessible(true);
- Excel attr = field.getAnnotation(Excel.class);
- try
+ row = sheet.createRow(i + 1 - startNo);
+ // 得到导出对象.
+ T vo = (T) list.get(i);
+ for (int j = 0; j < fields.size(); j++)
{
- // 根据Excel中设置情况决定是否导出,有些情况需要保持为空,希望用户填写这一列.
- if (attr.isExport())
+ // 获得field.
+ Field field = fields.get(j);
+ // 设置实体类私有属性可访问
+ field.setAccessible(true);
+ Excel attr = field.getAnnotation(Excel.class);
+ try
{
- // 创建cell
- cell = row.createCell(j);
- cell.setCellStyle(cs);
- try
- {
- if (String.valueOf(field.get(vo)).length() > 10)
- {
- throw new Exception("长度超过10位就不用转数字了");
- }
- // 如果可以转成数字则导出为数字类型
- BigDecimal bc = new BigDecimal(String.valueOf(field.get(vo)));
- cell.setCellType(HSSFCell.CELL_TYPE_NUMERIC);
- cell.setCellValue(bc.doubleValue());
- }
- catch (Exception e)
+ // 根据Excel中设置情况决定是否导出,有些情况需要保持为空,希望用户填写这一列.
+ if (attr.isExport())
{
- cell.setCellType(HSSFCell.CELL_TYPE_STRING);
- if (vo == null)
+ // 创建cell
+ cell = row.createCell(j);
+ cell.setCellStyle(cs);
+ try
{
- // 如果数据存在就填入,不存在填入空格.
- cell.setCellValue("");
+ if (String.valueOf(field.get(vo)).length() > 10)
+ {
+ throw new Exception("长度超过10位就不用转数字了");
+ }
+ // 如果可以转成数字则导出为数字类型
+ BigDecimal bc = new BigDecimal(String.valueOf(field.get(vo)));
+ cell.setCellType(CellType.NUMERIC);
+ cell.setCellValue(bc.doubleValue());
}
- else
+ catch (Exception e)
{
- // 如果数据存在就填入,不存在填入空格.
- cell.setCellValue(field.get(vo) == null ? "" : String.valueOf(field.get(vo)));
- }
+ cell.setCellType(CellType.STRING);
+ if (vo == null)
+ {
+ // 如果数据存在就填入,不存在填入空格.
+ cell.setCellValue("");
+ }
+ else
+ {
+ // 如果数据存在就填入,不存在填入空格.
+ cell.setCellValue(field.get(vo) == null ? "" : String.valueOf(field.get(vo)));
+ }
+ }
}
}
- }
- catch (Exception e)
- {
- log.error("导出Excel失败{}", e.getMessage());
+ catch (Exception e)
+ {
+ log.error("导出Excel失败{}", e.getMessage());
+ }
}
}
}
- }
- try
- {
String filename = encodingFilename(sheetName);
- OutputStream out = new FileOutputStream(getfile() + filename);
+ out = new FileOutputStream(getfile() + filename);
workbook.write(out);
- out.close();
return AjaxResult.success(filename);
}
catch (Exception e)
{
- log.error("关闭flush失败{}", e.getMessage());
+ log.error("导出Excel异常{}", e.getMessage());
return AjaxResult.error("导出Excel失败，请联系网站管理员！");
}
+ finally
+ {
+ if (workbook != null)
+ {
+ try
+ {
+ workbook.close();
+ }
+ catch (IOException e1)
+ {
+ e1.printStackTrace();
+ }
+ }
+ if (out != null)
+ {
+ try
+ {
+ out.close();
+ }
+ catch (IOException e1)
+ {
+ e1.printStackTrace();
+ }
+ }
+ }
}
/**