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Java web的读取Excel简单Demo

时间:2016-05-15 10:53:03      阅读:190      评论:0      收藏:0      [点我收藏+]

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目录结构:

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Data.xls数据:

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?

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:

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Java web的读取Excel简单Demo

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原文地址:http://www.cnblogs.com/bb1119/p/5494677.html

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