excel導出基礎例子

public class test {
    public static String export(List ublist,String path)
            throws Exception {
        try {
            File tempFile = new File(path);
            File accessory = new File(tempFile.getParent());
            if (!accessory.exists()) {
                accessory.mkdirs();
            }
        } catch (Exception e) {
            throw new Exception("導出路徑不存在或上次導出的文件正處於打開狀態，請先關閉在導出");
        }
        if (ublist != null) {
            WritableWorkbook book = null;
            try {
                book = Workbook.createWorkbook(new File(path));
                WritableSheet sheet = book.createSheet("excel測試", 0);
                //這裏需要注意的是，在Label中，第一個參數表示列，第二個表示行
                Label templabe1 = new Label(0, 0, "年齡"); // 標題
                sheet.addCell(templabe1);
                Label templabe2 = new Label(1, 0, "姓名"); 
                sheet.addCell(templabe2);
                
                for (int i = 0; i < ublist.size(); i++) {
                    UserBean sjdhBean = (UserBean) ublist.get(i);
                    Label labe =  new Label(0, i+1, String.valueOf(sjdhBean.getAge()));
                    Label labe2 = new Label(1, i+1, sjdhBean.getName()); 
                    
                    sheet.addCell(labe);
                    sheet.addCell(labe2);
                }
                book.write();
            } catch (Exception e){
                e.printStackTrace();
            } finally {
                if(book!=null){
                    book.close();
                }
            }
        } else {
            throw new Exception("要導出的文件沒有記錄");
        }
        return "";
    }
    public static void main(String[] args) throws Exception {
        List<UserBean> ublist = new ArrayList<UserBean>();
        UserBean ub1 = new UserBean();
        ub1.setName("zhangsan");
        ub1.setAge(1);
        UserBean ub2 = new UserBean();
        ub2.setName("lisi");
        ub2.setAge(2);
        ublist.add(ub1);
        ublist.add(ub2);
        export(ublist, "F:\\aa.xls");
    }
}