Excel导入数据临时文件无法删除问题(I7KIXX)
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				@ -288,9 +288,23 @@ public class ExcelUtil<T>
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     * @param is 输入流
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     * @return 转换后集合
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     */
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    public List<T> importExcel(InputStream is) throws Exception
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    public List<T> importExcel(InputStream is)
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    {
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        return importExcel(is, 0);
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        List<T> list = null;
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        try
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        {
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            list = importExcel(is, 0);
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        }
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        catch (Exception e)
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        {
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            log.error("导入Excel异常{}", e.getMessage());
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            throw new UtilException(e.getMessage());
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        }
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        finally
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        {
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            IOUtils.closeQuietly(is);
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        }
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        return list;
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    }
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    /**
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@ -336,7 +350,6 @@ public class ExcelUtil<T>
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        }
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        // 获取最后一个非空行的行下标,比如总行数为n,则返回的为n-1
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        int rows = sheet.getLastRowNum();
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        if (rows > 0)
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        {
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            // 定义一个map用于存放excel列的序号和field.
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