为excel .xlsx文件指定新的文件值。JAVA

<dependency>
    <groupId>org.apache.poi</groupId>
    <artifactId>poi</artifactId>
    <version>4.1.2</version>
</dependency>
<dependency>
    <groupId>org.apache.poi</groupId>
    <artifactId>poi-ooxml</artifactId>
    <version>4.1.2</version>
</dependency>

File file = new File("path/to/your/file.xlsx");
Workbook workbook = new XSSFWorkbook(file);

Sheet sheet = workbook.getSheet("Sheet1");

Row row = sheet.getRow(0); // 获取第一行
Cell cell = row.getCell(0); // 获取第一个单元格
cell.setCellValue("New Value"); // 设置新值

FileOutputStream outputStream = new FileOutputStream("path/to/new/file.xlsx");
workbook.write(outputStream);
outputStream.close();