poi cell 边框线
时间: 2023-11-08 20:04:25 浏览: 163
要在POI中设置单元格的边框线,可以使用CellStyle类的setBorderXxx()方法来实现,其中Xxx代表要设置的边框线类型。以下是一些常用的边框线类型及其对应的方法:
1. 设置左边框线:
```java
CellStyle style = workbook.createCellStyle();
style.setBorderLeft(BorderStyle.THIN);
```
2. 设置右边框线:
```java
CellStyle style = workbook.createCellStyle();
style.setBorderRight(BorderStyle.THIN);
```
3. 设置上边框线:
```java
CellStyle style = workbook.createCellStyle();
style.setBorderTop(BorderStyle.THIN);
```
4. 设置下边框线:
```java
CellStyle style = workbook.createCellStyle();
style.setBorderBottom(BorderStyle.THIN);
```
5. 设置所有边框线:
```java
CellStyle style = workbook.createCellStyle();
style.setBorderLeft(BorderStyle.THIN);
style.setBorderRight(BorderStyle.THIN);
style.setBorderTop(BorderStyle.THIN);
style.setBorderBottom(BorderStyle.THIN);
```
请注意,上述代码中的`workbook`代表你创建的Workbook对象,可以根据你的实际情况进行相应调整。同时,上述代码只设置了细线边框,如果需要设置其他类型的边框线,可以使用`BorderStyle`枚举类中提供的不同常量。
最后,还需要将CellStyle应用到对应的单元格上,可以使用Cell类的setCellStyle()方法来实现。例如:
```java
Cell cell = row.createCell(0);
cell.setCellValue("Hello, World!");
cell.setCellStyle(style);
```
这样就可以将单元格样式应用到指定的单元格上了。
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