简单jxl操作之jsp下载Excel

upload.jsp

response.setHeader("Content-Disposition", "attachment;filename=" + System.currentTimeMillis() + ".xls");
WritableWorkbook book=Workbook.createWorkbook(response.getOutputStream());

/*WritableCellFormat format=new WritableCellFormat();
format.setBorder(Border.ALL,BorderLineStyle.THIN);
format.setBackground(Colour.GRAY_25);
format.setFont(new WritableFont(WritableFont.createFont("楷体"),14,WritableFont.NO_BOLD,false,UnderlineStyle.DOUBLE));
format.setWrap(true);*/
String[] title={"标题一","标题二","标题三"};

WritableSheet sheet=book.createSheet("test",0);

for(int i=0;i<title.length;i++){
//sheet.setColumnView(i,15);
sheet.addCell(new Label(i,0,title[i]/*,format*/));
}

for(int i=1;i<10;i++){
for(int j=0;j<title.length;j++){
sheet.addCell(new Label(j,i,"数据"/*,format*/));
}
}

book.write();
book.close();
response.flushBuffer();
out.clear();
out=pageContext.pushBody();

index.jsp

<form action="upload.jsp" method="post">
<input type="submit" name="" id="" value="下载" />
</form>