javabean向传jsp传值
struts-config:
<action path="/articleManage" name="articleManageForm" scope="request" type="auction.action.ArticleManageAction" validate="false">
<forward name="atriclesList" path="/WEB-INF/publish/articleManage/atriclesList.jsp"/>
<forward name="registerGood" path="/WEB-INF/publish/articleManage/registerGood.jsp"/>
</action>
Action:
ArticleManageForm theForm = new ArticleManageForm ();
theForm = theOperation.getInfo(request.getParameter("noId"));
request.setAttribute("articleManageForm", theForm);
1、配置的bean的名称要和struts-config中的一样
2、在bean中写一个方法,将取出的数据放到相应的bean的变量中
相关文档:
try {
URL url = new URL("http://www.163.com");
InputStream is = url.openStream();
byte[] buffer = new byte[1024];
  ......
<%@ page language="java" import="kg.TestBean2;" %>
<%@ page contentType="text/html;charset=gb2312" %>
<html>
<head>
<title>HelloBean</title>
</head>
<body>
<%--
<%
kg.TestBean2 testbean=(kg.TestBean2)session.setAttribute("testbean");
if ......
树节点组合模型
package cn.com.jsnh.model.catalog;
public class TreeModel {
private String node;
private CatalogModel model;
public String getNode() {
return node;
}
public void setNode(String node) {
this.node = node;
}
public CatalogModel getModel() {
return model;
}
public void setMo ......
一、
问:org.postgresql.util.PSQLException: FATAL: no pg_hba.conf entry for host "192.168.254.103", user "postgres",database "postgres", SSL off
答:PostgreSQ数据库为了安全,它不会监听除本地以外的所有连接请求,当用户通过JDBC访问是,就会报一些以上的异常。要解决这个问题 ......
JSP共有以下6种基本动作:
1.jsp:include:在页面被请求的时候引入一个文件。
2.jsp:useBean:寻找或者实例化一个JavaBean。
3.jsp:setProperty:设置JavaBean的属性。
4.jsp:getProperty:输出某个JavaBean的属性。
5.jsp:forward:把请求转到 ......