?? books.jsp
字號:
<%@ page language="java" import="java.util.*,bean.*,dao.*" pageEncoding="GBK"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<%
request.setCharacterEncoding("GBK");
String pageStr=request.getParameter("page");
int p=1;
if(pageStr!=null && !("".equals(pageStr))){
p=Integer.parseInt(pageStr);
}
BookDao dao=new BookDao();
List books=dao.getPage(p);
int afterPage=p;
int beforPage=p;
if(books.size()==9){
afterPage=p+1;
}
if(p>1){
beforPage=p-1;
}
%>
<html>
<head>
<base href="<%=basePath%>">
<title>ebooks</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<table>
<%
BookBean bean=null;
session.setAttribute("books",books);
for(int i=0;i<books.size();i++){
bean=(BookBean)books.get(i);
if(i%3==0){%>
<tr>
<%}%>
<td>
<table>
<tr>
<td vAlign=bottom height=30>
<a href="chJsp/displayBook.jsp?isbn=<%=bean.getIsbn() %>">
<%=subStr(bean.getTitle()+","+bean.getEditionNumber()) %>
</a>
</td></tr>
<tr align="center">
<td height=120>
<a href="chJsp/displayBook.jsp?isbn=<%=bean.getIsbn() %>">
<img height=110 src="../images/<%=bean.getImageFile() %>" width=90>
</a></td></tr></table>
<br>
</td>
<%
if(i%3==2){%>
</tr>
<%}
}
%>
<tr valign="bottom" align="right">
<td><a href="chJsp/books.jsp?page=<%=beforPage %>">上一頁</a>|
<a href="chJsp/books.jsp?page=<%=afterPage %>">下一頁</a>
</td>
</tr>
</table>
</body>
</html>
<%!
public String subStr(String str){
if(str==null || "".equals(str)){
return "";
}
if(str.length()>20){
return str.substring(0,20)+"...";
}else
return str;
}
%>
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