<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %
这个是books.JSP：<%@pagecontentType="text/html;charset=gb2312"language="java"import="java...
这个是books.JSP：
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<jsp:Usebean id="book2" class ="ch03.BookBean"> </jsp:Usebean>
<jsp:useBean id="book1" scope=page class ="ch03.TitlesBean"/>
<%@ page import="java.util.*" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<% TitlesBean titlesBean = new TitlesBean();
List titles = titlesBean.getTitles();
BookBean currentBook;
session.setAttribute("titles",titles);
for(int i=0;i<titles.size();i++){
currentBook = (BookBean)titles.get(i);
if(i%3==0){
%>
<TR>
<% } %>
<TD>
<TABLE cellspacing=0 width=180>
<TBODY>
<TR>
<TD valign="bottom" height="30">
<A href="display.jsp?isbn=<%=currentBook.getISBN()%>">
<%= subStr(currentBook.getTitle()+","+currentBook.getEditionNumber())%>
</A>
</TD>
</TR>
<TR align="middle">
<TD height="120">
<A href="displayBook.jsp?isbn=<%=currentBook.getISBN()%>">
<IMG height="110"
src="/images/<%=currentBook.getImageFile()%>" width="90"></A>
</TD>
</TR>
</TBODY>
</TABLE><BR>
</TD>
<% if(i%2==0){ %>
</TR>>
<% } } %>
</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;
}
%>
在MyEclipse中时，JSP就在TitlesBean和BookBean显示cannot be resolved to a type 展开
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<jsp:Usebean id="book2" class ="ch03.BookBean"> </jsp:Usebean>
<jsp:useBean id="book1" scope=page class ="ch03.TitlesBean"/>
<%@ page import="java.util.*" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<% TitlesBean titlesBean = new TitlesBean();
List titles = titlesBean.getTitles();
BookBean currentBook;
session.setAttribute("titles",titles);
for(int i=0;i<titles.size();i++){
currentBook = (BookBean)titles.get(i);
if(i%3==0){
%>
<TR>
<% } %>
<TD>
<TABLE cellspacing=0 width=180>
<TBODY>
<TR>
<TD valign="bottom" height="30">
<A href="display.jsp?isbn=<%=currentBook.getISBN()%>">
<%= subStr(currentBook.getTitle()+","+currentBook.getEditionNumber())%>
</A>
</TD>
</TR>
<TR align="middle">
<TD height="120">
<A href="displayBook.jsp?isbn=<%=currentBook.getISBN()%>">
<IMG height="110"
src="/images/<%=currentBook.getImageFile()%>" width="90"></A>
</TD>
</TR>
</TBODY>
</TABLE><BR>
</TD>
<% if(i%2==0){ %>
</TR>>
<% } } %>
</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;
}
%>
在MyEclipse中时，JSP就在TitlesBean和BookBean显示cannot be resolved to a type 展开
4个回答
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*,ch03.*" errorPage="" %
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把2个bean import一下
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