excel“线程中的异常”main java.lang.NullPointerException位于java.util.Hashtable.put(未知源)
如果我有一个特定的excel文件,它仍然可以工作,但是在我的excel中它不工作。我想这是版本的问题,但不确定。甚至所有的单元格都是文本格式,因为数据必须是字符串格式
TestExcelReader xlreader = new TestExcelReader();
String inputFilePath = "/C:/ExcelData/Test1 (2).xlsx";
List<TestInputBook> listinputBooks = xlreader.readBooksFromExcelFile(inputFilePath);
{
TestBook bookobj = new TestBook(receipt.getReceiptId(),receipt.getTxnNumber(),receipt.getMessage(),receipt.getAuthCode(),receipt.getIssuerId(),Msg,receipt.getCavvResultCode(),"","","");
try
{
listBook.add(bookobj);
}
catch (Exception e)
{
e.printStackTrace();
}
}
TestExcelWriter xlwriter = new TestExcelWriter();
String excelFilePath = "/C:/ExcelData/Automate1Output.xlsx";
xlwriter.writeExcel(listBook, excelFilePath);
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