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to loveyourvv ！servlet 传对象给jsp 的最简单的例子
发表于：2007-07-04来源：作者：点击数：
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//servlet package s; import java x.servlet.*; import javax.servlet.http.*; import java.io.*; import java.util.*; public class Servlet1 extends HttpServlet { //Initialize global variables public void init() throws ServletException { } //Proc
//servletpackage s;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
public class Servlet1 extends HttpServlet {
//Initialize global variables
public void init() throws ServletException {
}
//Process the HTTP Get request
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
selectbf(request,response);
}
public void selectbf(HttpServletRequest request, HttpServletResponse response) throws ServletException,IOException{
ArrayList list=new ArrayList();
list.add("aa");
list.add("bb");
list.add("clearcase/" target="_blank" >cc");
request.setAttribute("userdb",list);
ServletContext sc = getServletContext();
String url="/readybk.jsp";
RequestDispatcher rd = sc.getRequestDispatcher(url);
rd.forward(request,response);
}
//Clean up resources
public void destroy() {
}
}
//jsp
<%@ page contentType="text/html; charset=GBK" %>
<%@ page import="java.util.ArrayList"%>
<html>
<head>
<title>
Jsp1
</title>
</head>
<body>
<h1>
JBuilder Generated JSP
</h1>
<%
ArrayList mylist =(ArrayList)request.getAttribute("userdb");
out.print(mylist.size());
%>
</body>
</html>
<!--web.xml加入，不加也行-->
<servlet>
<servlet-name>servlet1</servlet-name>
<servlet-class>s.Servlet1</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>servlet1</servlet-name>
<url-pattern>/servlet1</url-pattern>
</servlet-mapping>
