您的位置：首页 > 编程语言 > Java开发

Java web的读取Excel简单Demo

2016-05-15 10:03 344 查看

目录结构：

Data.xls数据:

后台页面：

GetExcelData.java

    public void doGet(HttpServletRequest request, HttpServletResponse response)

            throws ServletException, IOException {

        //System.out.println(this.getServletContext().getRealPath ("/"));

        try{

            Workbook wb = Workbook.getWorkbook(

                    new File(this.getServletContext().getRealPath ("/")+"data.xls"));

            System.out.println("2222222");

            List<Data> data = new ArrayList<Data>();

            for(int i=1;i<wb.getSheet(0).getRows();i++){

                Cell[] cell = wb.getSheet(0).getRow(i);

                data.add(new Data(cell[0].getContents(),cell[1].getContents(),cell[2].getContents()));

                System.out.println(cell[1].getContents());

            }

            wb.close();

            request.setAttribute("data", data);

            request.getRequestDispatcher("../index.jsp").forward(request, response);

        }catch(Exception e){

            e.printStackTrace();

        }

    }

Data.java

    public class Data {



    private String id;

    private String name;

    private String password;







    public Data() {

        super();

        // TODO Auto-generated constructor stub

    }

    public Data(String id, String name, String password) {

        super();

        this.id = id;

        this.name = name;

        this.password = password;

    }

    public String getId() {

        return id;

    }

----------

前台页面：

Index.jsp:

<body>

<form action="servlet/getExcelData" method="post">

<input type="submit" id="tijiao" value="submit">

</form>

<%

    List<Data> data = new ArrayList<Data>();

    data=(List<Data>)request.getAttribute("data");

    if(data!=null&&data.size()>0)

    for(Data d:data){

        out.println(d.getId()+"---"+d.getName()+"---"+d.getPassword());

    }

%>

</body>

运行结果：

内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理

标签：

相关文章推荐

新的分享

章节导航