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java

Servlet Java Bean JSP HTML

--login.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<%@ page import="com.bean.AccountFormBean" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<script type="text/javascript">
function getFrameForm(){
	alert(document.getElementById('sel').value);
	document.getElementById('sel').disabled=false;
}
</script>
<title>Insert title here</title>
</head>
<body>
<%
AccountFormBean afb=(AccountFormBean)request.getAttribute("account");
if(afb==null){
	afb=new AccountFormBean();
	afb.setName("");
	afb.setPwd("");
}
String sel = (String)request.getAttribute("sel");
if(sel==null){
	sel="1";
}
%>
<form name="form1" action="commSer" method="post">
<table>
<tr>
	<td><input type="text" name="name" value="<%= afb.getName()%>" /></td>
</tr>
<tr>
	<td><input type="text" name="pwd" value="<%= afb.getPwd() %>" /></td>
</tr>
<tr>
	<td><input type="hidden" name="id" value="">
	<jsp:include page="checkIframe.jsp"></jsp:include>
	<!--  
		<iframe id="childFrame" name="childFrame" src="" style="display:none" frameborder="0"></iframe>
	-->
	</td>
</tr>
<tr>
	<td>
		<select id="sel" name="sel">
			<option value="o"></option>
			<option value="1">1</option>
			<option value="2">2</option>
		</select>
	</td>
</tr>
<tr>
	<td><input type="button" name="submit" value="getFrame" onclick="getFrameForm()" /></td>
	<td><input type="submit" name="submit" value="save" /></td>
</tr>
</table>
</form>
</body>
<script type="text/javascript">
document.getElementById('sel').value="<%=sel%>";
document.getElementById('sel').disabled=true;
</script>
</html>

--AccountFormBean

package com.bean;

public class AccountFormBean {

	private String name;
	
	private String pwd;
	
	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public String getPwd() {
		return pwd;
	}

	public void setPwd(String pwd) {
		this.pwd = pwd;
	}
	
}

--commSer

import java.io.IOException;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.bean.AccountFormBean;

/**
 * Servlet implementation class commSer
 */
public class commSer extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public commSer() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		String id =request.getParameter("id");
		AccountFormBean afb = new AccountFormBean();
		afb.setName(request.getParameter("name"));
		afb.setPwd(request.getParameter("pwd"));
		request.setAttribute("account", afb);
		RequestDispatcher rd = request.getRequestDispatcher("login.jsp"); 
		rd.forward(request, response);
	}

}

--checkIframe.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<%@ page import="com.bean.IdBean" %>

<%
IdBean ib=(IdBean)request.getAttribute("ib");
if(ib==null){
	ib=new IdBean();
	ib.setId("");
}
%>

<table>
<tr>
	<td>id</td>
	<td><input type="text" name="id" value="<%=ib.getId() %>"></td>
</tr>
</table>

--IdBean

package com.bean;

public class IdBean {

	private String id;

	public String getId() {
		return id;
	}

	public void setId(String id) {
		this.id = id;
	}
}

--loadSer

import java.io.IOException;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class loadSer
 */
public class loadSer extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public loadSer() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		this.doPost(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		RequestDispatcher rd = request.getRequestDispatcher("checkIframe.jsp"); 
		rd.forward(request, response);
	}

}

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ajax.open | HTML

2011-05-08 22:52
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