疯狂的狮子li
2021-09-27 b082da73a1e0259738ccb33ebf7d80cad3dc3a10
ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -3,6 +3,7 @@
import cn.hutool.core.util.IdUtil;
import com.alibaba.excel.EasyExcel;
import com.alibaba.excel.write.style.column.LongestMatchColumnWidthStyleStrategy;
import com.ruoyi.common.convert.ExcelBigNumberConvert;
import com.ruoyi.common.utils.DictUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.file.FileUtils;
@@ -29,7 +30,7 @@
    * @return 转换后集合
    */
   public static <T> List<T> importExcel(InputStream is, Class<T> clazz) {
      return EasyExcel.read(is).autoCloseStream(false).sheet().doReadSync();
      return EasyExcel.read(is).head(clazz).autoCloseStream(false).sheet().doReadSync();
   }
   /**
@@ -52,6 +53,8 @@
            .autoCloseStream(false)
            // 自动适配
            .registerWriteHandler(new LongestMatchColumnWidthStyleStrategy())
            // 大数值自动转换 防止失真
            .registerConverter(new ExcelBigNumberConvert())
            .sheet(sheetName).doWrite(list);
      } catch (IOException e) {
         throw new RuntimeException("导出Excel异常");