struts2增删改查---layer---iframe层
在这里写一下struts2中的简单的增删改查
struts.xml中的配置
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd"> <struts> <package name="aa" namespace="/user" extends="struts-default"> <action name="abc" class="com.zr.Struts2Text" method="showstuent">
<result name="ok110">/show.jsp</result>
</action>
<action name="add" class="com.zr.Struts2Text" method="add">
<result name="ok110" type="redirectAction">abc.action?ye=1</result>
</action>
<action name="deletee" class="com.zr.Struts2Text" method="deletee">
<result name="ok110" type="redirectAction">abc.action?ye=1</result>
</action>
<action name="toupdate" class="com.zr.Struts2Text" method="toupdate">
<result name="ok110" >/update.jsp</result>
</action>
<action name="update" class="com.zr.Struts2Text" method="update">
<result name="ok110" type="redirectAction">abc.action?ye=1</result>
</action> </package> <package name="bb" namespace="/class" extends="struts-default"> <action name="abc" class="com.zr.ClassStruts2Text" method="showstuent">
<result name="ok110">/Classshow.jsp</result>
</action>
<action name="add" class="com.zr.ClassStruts2Text" method="add">
<result name="ok110" type="redirectAction">abc.action?ye=1</result>
</action>
<action name="deletee" class="com.zr.ClassStruts2Text" method="deletee">
<result name="ok110" type="redirectAction">abc.action?ye=1</result>
</action>
<action name="toupdate" class="com.zr.ClassStruts2Text" method="toupdate">
<result name="ok110" >/Classupdate.jsp</result>
</action>
<action name="update" class="com.zr.ClassStruts2Text" method="update">
<result name="ok110" type="redirectAction">abc.action?ye=1</result>
</action> </package> </struts>
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
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list> <filter>
<filter-name>filter</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>filter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping> </web-app>
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+"/";
%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head> <body> <button><a href="user/abc.action?ye=1"> 查询users表 </a></button><br/>
<button><a href="class/abc.action?ye=1"> 查询class表 </a></button> </body>
</html>
Struts2Text.ava
package com.zr; import java.util.ArrayList;
import java.util.List;
import java.util.Map; import com.opensymphony.xwork2.ActionSupport; public class Struts2Text extends ActionSupport{
Jdbc jdbc=new Jdbc(); List<Student> list = new ArrayList<Student>();
Student student = new Student();
Service service = new Service(); String username = student.getUsername();
String password = student.getPassword();
int id = student.getId();
int count = student.getCount();
String ye = student.getYe(); public int getCount() {
return count;
}
public void setCount(int count) {
this.count = count;
}
public String getYe() {
return ye;
}
public void setYe(String ye) {
this.ye = ye;
}
public Student getStudent() {
return student;
}
public void setStudent(Student student) {
this.student = student;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
} public List<Student> getList() {
return list;
}
public void setList(List<Student> list) {
this.list = list;
} //查
public String showstuent(){
if(ye==null){
ye="1";
}
list = service.show(ye);
count=service.tablecount();
return "ok110";
}
//增
public String add(){
service.add(username,password);
return "ok110";
}
//删
public String deletee(){
service.deletee(id);
return "ok110";
} //改
public String toupdate(){
student = service.toupdate(id);
return "ok110";
}
public String update(){
System.out.println(id);
service.update(id,username,password);
return "ok110";
}
}
jdbc搭建
package com.zr; import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement; public class Jdbc {
Connection conn;
Statement stem;
ResultSet re;
/*
* jdbc五步走：
* 1:加载驱动
* 2:创建连接
* 2.1:地址
* 2.2:用户名 root
* 2.3:密码 123
* 3:创建发送执行sql语句对象
* 4:发送执行sql语句
* 5:操作结果集
*/ private void lianjie() {
try {
Class.forName("com.mysql.jdbc.Driver");
conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/zrxz", "root", "root");
stem = conn.createStatement();
} catch (Exception e) {
e.printStackTrace();
}
} private void guanbi() {
try {
if (re!=null) {
re.close();
} if (stem!=null) {
stem.close();
}
if (conn!=null) {
conn.close();
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} /*
* 创建一个应用于任何查询的show方法。
* 但凡查询功能一定返回一个结果集
*/
public ResultSet show ( String sql ){
this.lianjie();
try {
re=stem.executeQuery(sql);
} catch (SQLException e) {
}
return re;
} public int update ( String sql ){
this.lianjie();
int i;
try {
i = stem.executeUpdate(sql);
this.guanbi();
return i;
} catch (SQLException e) {
}
return 0;
} }
service代码
package com.zr; import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List; public class Service {
Jdbc jdbc = new Jdbc();
int page=4;
public List<Student> show(String ye) {
int yee = Integer.parseInt(ye);
yee=(yee-1)*page;
List<Student> list = new ArrayList<Student>();
ResultSet rs = jdbc.show("select * from users limit "+yee+","+page+" ");
try {
while (rs.next()) {
Student student = new Student();
student.setId(rs.getInt("id"));
student.setUsername(rs.getString("username"));
student.setPassword(rs.getString("password"));
list.add(student);
}
} catch (SQLException e) {
}
return list;
} public void add(String username, String password) {
jdbc.update("insert into users (username,password)values('"+username+"','"+password+"')"); } public void deletee(int id) {
jdbc.update("delete from users where id='"+id+"'");
} public Student toupdate(int id) {
Student student=new Student();
ResultSet re = jdbc.show("select * from users where id='"+id+"'");
try {
while (re.next()) {
student.setId(id);
student.setUsername(re.getString("username"));
student.setPassword(re.getString("password"));
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return student;
} public void update(int id, String username, String password) {
jdbc.update("update users set username='"+username+"',password='"+password+"' where id='"+id+"'"); } public int tablecount() {
int tablecount=0;
int count=0;
ResultSet re = jdbc.show("select count(*) from users ");
try {
while (re.next()) {
tablecount = re.getInt("count(*)");
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if(tablecount%page==0){
count = tablecount/page;
}
if (tablecount%page!=0) { count = tablecount/page+1;
}
return count;
} }
实体类
package com.zr;
public class Student {
private int id;
private String username;
private String password;
private String ye;
private int count;
public String getYe() {
return ye;
}
public void setYe(String ye) {
this.ye = ye;
}
public int getCount() {
return count;
}
public void setCount(int count) {
this.count = count;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
}
add.jsp页面
1 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
2 <%
3 String path = request.getContextPath();
4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
5 %>
6
7 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
8 <html>
9 <head>
10 <base href="<%=basePath%>">
11
12 <title>My JSP 'add.jsp' starting page</title>
13
14 <meta http-equiv="pragma" content="no-cache">
15 <meta http-equiv="cache-control" content="no-cache">
16 <meta http-equiv="expires" content="0">
17 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
18 <meta http-equiv="description" content="This is my page">
19 <!--
20 <link rel="stylesheet" type="text/css" href="styles.css">
21 -->
22
23 <script type="text/javascript" src="layer/layer.js"></script>
24 <script type="text/javascript">
25 function add(a){
26 a.submit();
27 var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
28 parent.ReloadData();
29 parent.layer.close(index);
30 }
31
32 </script>
33
34
35 </head>
36
37 <body>
38 <form action="user/add.action" >
39 <input type="hidden" name="id">
40 <input type="hidden" name="method" value="add">
41 <input type="text" name="username" placeholder=" 请输入姓名"><br/>
42 <input type="text" name="password" placeholder=" 请输入密码"><br/>
43 <input type="button" onclick="javascript:add(this.form)" value="确定添加"><br/>
44 </form>
45 </body>
46 </html>
show.jsp页面
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'show.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript" src="layer/jquery-1.8.2.min.js"></script>
<script type="text/javascript" src="layer/layer.js"></script>
<script type="text/javascript">
function func10() {
//iframe层
layer.open({
type: 2,
title: 'layer mobile页',
closeBtn: 1, //不显示关闭按钮
shadeClose: true,
shade: 0.8,
area: ['380px', '90%'],
content: 'add.jsp' //iframe的url
});
} function func11(id) {
//iframe层
layer.open({
type: 2,
title: 'layer mobile页',
closeBtn: 1, //不显示关闭按钮
shadeClose: true,
shade: 0.8,
area: ['380px', '90%'],
content: 'user/toupdate.action?id='+id //iframe的url
});
} function ReloadData(){
window.location.reload();
}
</script>
</head> <body> <table border="1" bordercolor="gray" >
<tr>
<th>编号</th>
<th>姓名</th>
<th>密码</th>
<th>删除</th>
<th>修改</th>
</tr>
<c:forEach items="${list}" var="a">
<tr>
<td>${a.id}</td>
<td>${a.username}</td>
<td>${a.password}</td>
<td> <a href="user/deletee.action?id=${a.id}">删除</a></td>
<td> <a href="javascript:func11(${a.id})">修改</a></td>
</tr>
</c:forEach>
</table> <c:if test="${param.ye>1}">
<a href="user/abc?ye=1">首页</a>
</c:if>
<c:if test="${param.ye>1}">
<a href="user/abc?ye=${param.ye-1}">上一页</a>
</c:if>
<c:forEach begin="1" end="${count}" varStatus="a">
<a href="user/abc?ye=${a.index }">${a.index }</a>
</c:forEach>
<c:if test="${param.ye<count}">
<a href="user/abc?ye=${param.ye+1}">下一页</a>
</c:if>
<c:if test="${param.ye<count}">
<a href="user/abc?ye=${count}">尾页</a>
</c:if> <a href="javascript:func10()"> 添加 </a><br/> </body>
</html>
update.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+"/";
%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'update.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript" src="layer/layer.js"></script>
<script type="text/javascript">
function update(a){
a.submit();
var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
parent.ReloadData();
parent.layer.close(index);
}
</script>
</head> <body>
<form action="user/update.action">
<input type="text" name="id" value="${student.id}"><br/>
请修改姓名<input type="text" name="username" value="${student.username}"><br/>
请修改密码<input type="text" name="password" value="${student.password}"><br/>
<input type="button" onclick="javascript:update(this.form)" value="确定修改"><br/> </form>
</body>
</html>
另一张表的添加页面classadd.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'add.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript" src="layer/layer.js"></script>
<script type="text/javascript">
function add(a){
a.submit();
var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
parent.ReloadData();
parent.layer.close(index);
}
</script> </head> <body>
<form action="class/add.action" >
<input type="hidden" name="id">
<input type="hidden" name="method" value="add">
<input type="text" name="studentName" placeholder=" 请输入姓名"><br/>
<input type="text" name="color" placeholder=" 请输入颜色"><br/>
<input type="button" onclick="javascript:add(this.form)" value="确认添加"><br/>
</form>
</body>
</html>
另一张表修改页面classupdate.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'update.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> <script type="text/javascript" src="layer/layer.js"></script>
<script type="text/javascript">
function update(a){
a.submit();
var index = parent.layer.getFrameIndex(window.name); //获取窗口索引
parent.ReloadData();
parent.layer.close(index);
}
</script>
</head> <body>
<form action="class/update.action">
<input type="text" name="id" value="${class10.id}"><br/>
请修改姓名<input type="text" name="studentName" value="${class10.studentName}"><br/>
请修改颜色<input type="text" name="color" value="${class10.color}"><br/>
<input type="button" onclick="javascript:update(this.form)" value="确认修改"><br/> </form>
</body>
</html>
另一张表的显示页面classshow.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>My JSP 'show.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> <script type="text/javascript" src="layer/jquery-1.8.2.min.js"></script>
<script type="text/javascript" src="layer/layer.js"></script>
<script type="text/javascript">
function func10() {
//iframe层
layer.open({
type: 2,
title: 'layer mobile页',
closeBtn: 1, //不显示关闭按钮
shadeClose: true,
shade: 0.8,
area: ['380px', '90%'],
content: 'Classadd.jsp' //iframe的url
});
} function func11(id) {
//iframe层
layer.open({
type: 2,
title: 'layer mobile页',
closeBtn: 1, //不显示关闭按钮
shadeClose: true,
shade: 0.8,
area: ['380px', '90%'],
content: 'class/toupdate.action?id='+id //iframe的url
});
} function ReloadData(){
window.location.reload();
}
</script> </head> <body> <table border="1" bordercolor="gray" >
<tr>
<th>编号</th>
<th>姓名</th>
<th>颜色</th>
<th>删除</th>
<th>修改</th>
</tr>
<c:forEach items="${list}" var="a">
<tr>
<td>${a.id}</td>
<td>${a.studentName}</td>
<td>${a.color}</td>
<td> <a href="class/deletee.action?id=${a.id}">删除</a></td>
<td> <a href="javascript:func11(${a.id})">修改</a></td>
</tr>
</c:forEach>
</table> <c:if test="${param.ye>1}">
<a href="class/abc?ye=1">首页</a>
</c:if>
<c:if test="${param.ye>1}">
<a href="class/abc?ye=${param.ye-1}">上一页</a>
</c:if>
<c:forEach begin="1" end="${count}" varStatus="a">
<a href="class/abc?ye=${a.index }">${a.index }</a>
</c:forEach>
<c:if test="${param.ye<count}">
<a href="class/abc?ye=${param.ye+1}">下一页</a>
</c:if>
<c:if test="${param.ye<count}">
<a href="class/abc?ye=${count}">尾页</a>
</c:if> <a href="javascript:func10()"> 添加 </a><br/> </body>
</html>
效果图
第一次总结可能有不尽如意的地方
逻辑什么的可能有一点乱
慢慢来
慢慢改进
2017-08-0818:43:26
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