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index.jsp 页面 <%@ page language="java" pageEncoding="UTF-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> ...
BookAction 控制器 package cn.action; import java.util.HashMap; import java.util.Map; import cn.biz.BookBiz; import cn.biz.impl.BookBizImpl; import cn.entity.Book; import com.opensymphony.xwork2.ActionSupport; /** * Book 控制器 * */ public class BookAction extends ActionSu ...
Book 实体类及注解 package cn.entity; import java.util.Date; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.SequenceGenerator; import javax ...
UserAction 控制器 package action; import java.io.ByteArrayInputStream; import java.io.InputStream; import java.io.UnsupportedEncodingException; import com.opensymphony.xwork2.ActionSupport; public class UserAction extends ActionSupport { private InputStream inputStream;//返回的字符流信息,名字一定叫 inputStr ...
index.jsp 页面 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/&quo ...
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> ...
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> ...
index.jsp 页面 <%@ page language="java" contentType="text/html; charset=GBK" pageEncoding="GBK"%> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <% St ...
图示:  NameService service类 package service; import java.util.ArrayList; import java.util.Iterator; import java.util.List; public class NameService { // 包含所有值的列表 private List<String> names = new ArrayList<String>(); public NameService() { // 实际可以加在数据库中 names.add(&quo ...

Struts2 校验器

图示:  User 实体类 package lesson10; import java.util.Date; public class User { // 用户id private Long userid; // 用户名 private String username; // 用户密码 private String password; // 再输一次密码 private String rePassword; // 年龄 private Integer age; // 生日 private Date birth; // 身高 pr ...

Struts2 标签二

struts.xml 配置 <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN" "http://struts.apache.org/dtds/struts-2.3.dtd"> <struts> <package name="tags ...

Struts2 标签一

MyComparator package lesson8; import java.util.Comparator; public class MyComparator implements Comparator<Integer> { // 决定两个元素的大小 public int compare(Integer operand1, Integer operand2) { return (operand1 - operand2); } }   if/elseIf/else 示例 <%@ page language=" ...

Struts2 ognl

web.xml 配置 <?xml version="1.0" encoding="UTF-8"?> <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee ...

Ajax 用户验证

AjaxUserSer servlet控制器 package servlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; @SuppressWarnings(&q ...
GetAllGoodsAction 控制器 package action; import java.util.ArrayList; import java.util.List; import entity.Goods; import biz.GoodsBiz; import biz.impl.GoodsBizImpl; import com.opensymphony.xwork2.ActionSupport; /** * 获取所有商品表的信息 Action * */ public class GetAllGoodsAction extends ActionSuppo ...
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