导出生成xsl文件
public String expData() throws Exception{
List<SubArea> list = subAreaService.findAll();
HSSFWorkbook hssf = new HSSFWorkbook();
HSSFSheet sheet = hssf.createSheet("分页信息");
HSSFRow titleRow = sheet.createRow(0);
titleRow.createCell(0).setCellValue("分区编号");
titleRow.createCell(1).setCellValue("所属省份");
titleRow.createCell(2).setCellValue("所属城市");
titleRow.createCell(3).setCellValue("所属区域");
for (SubArea subArea: list) {
HSSFRow dataRow = sheet.createRow(sheet.getLastRowNum()+1);
dataRow.createCell(0).setCellValue(subArea.getId());
dataRow.createCell(1).setCellValue(subArea.getArea().getProvince());
dataRow.createCell(2).setCellValue(subArea.getArea().getCity());
dataRow.createCell(3).setCellValue(subArea.getArea().getDistrict());
}
ServletOutputStream out = ServletActionContext.getResponse().getOutputStream();
ServletActionContext.getResponse().setContentType("application/vnd.ms-excel");
String fileName = "分区数据.xls";
String agent = ServletActionContext.getRequest().getHeader("User-Agent");
fileName = FileUtils.encodeDownloadFilename(fileName, agent);
ServletActionContext.getResponse().setHeader("content-disposition", "attachment;filename="+fileName );
hssf.write(out);
return NONE;
}