（转）SSH框架快速搭建（Maven）
1.新建Maven项目ssh
2.pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.java</groupId>
<artifactId>ssh</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>war</packaging>
<name>${project.artifactId}</name>
<url>http://maven.apache.org</url>
<!-- 配置版本常量 -->
<properties>
<jdk.version>1.7</jdk.version>
<spring.version>3.2.18.RELEASE</spring.version>
<struts2.version>2.3.35</struts2.version>
<hibernate.version>3.6.10.Final</hibernate.version>
</properties>
<dependencies>
<!-- Spring -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- Struts2 -->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-spring-plugin</artifactId>
<version>${struts2.version}</version>
</dependency>
<!-- Hibernate的核心包 -->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>${hibernate.version}</version>
</dependency>
<!-- 连接池 -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.11</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.47</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.8.13</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.49</version>
</dependency>
</dependencies>
<build>
<finalName>${project.artifactId}</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<configuration>
<source>${jdk.version}</source>
<target>${jdk.version}</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
</plugins>
</build>
</project>
3.web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
version="2.5">
<display-name>ssh</display-name>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<context-param>
<param-name>webAppRootKey</param-name>
<param-value>ssh</param-value>
</context-param>
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath*:applicationContext*.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
</listener>
<context-param>
<param-name>log4jConfigLocation</param-name>
<param-value>classpath:log4j.properties</param-value>
</context-param>
<session-config>
<session-timeout>30</session-timeout>
</session-config>
</web-app>
4./ssh/src/main/resources 目录下文件
5. struts.xml
<?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>
<constant name="struts.i18n.encoding" value="utf-8" />
<constant name="struts.ui.theme" value="simple" />
<package name="user" extends="struts-default" namespace="/user">
<action name="login" class="userAction" method="login">
<result name="success">/WEB-INF/views/user/Main.jsp</result>
<result name="login">/WEB-INF/views/user/Login.jsp</result>
</action>
<action name="queryUserList" class="userAction" method="queryUserList" />
<action name="toAddOrUpdateUser" class="userAction" method="toAddOrUpdateUser">
<result>/WEB-INF/views/user/AddOrUpdateUser.jsp</result>
</action>
<action name="addOrUpdateUser" class="userAction" method="addOrUpdateUser">
<result name="success">/WEB-INF/views/user/Main.jsp</result>
</action>
<action name="deleteUser" class="userAction" method="deleteUser" />
</package>
</struts>
6. applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd">
<context:property-placeholder location="classpath:param.properties" />
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
<property name="url" value="${jdbc.url}" />
<property name="username" value="${jdbc.username}" />
<property name="password" value="${jdbc.password}" />
<property name="driverClassName" value="${jdbc.driver}" />
<property name="initialSize" value="5" />
<property name="maxActive" value="20" />
</bean>
<bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<!-- 注入dataSource连接资源 -->
<property name="dataSource" ref="dataSource" />
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.format_sql">true</prop>
<prop key="hibernate.connection.autocommit">true</prop>
<prop key="hibernate.cache.use_query_cache">false</prop>
</props>
</property>
<property name="mappingLocations">
<list>
<value>classpath*:com/java/entity/*.hbm.xml</value>
</list>
</property>
</bean>
<!-- 配置事务管理器 -->
<bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>
<!-- 配置通知 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="get*" read-only="true" />
<tx:method name="find*" read-only="true" />
<tx:method name="query*" read-only="true" />
<tx:method name="add*" propagation="REQUIRED" read-only="false" rollback-for="Exception" />
<tx:method name="save*" propagation="REQUIRED" read-only="false" rollback-for="Exception" />
<tx:method name="insert*" propagation="REQUIRED" read-only="false" rollback-for="Exception" />
<tx:method name="update*" propagation="REQUIRED" read-only="false" rollback-for="Exception" />
<tx:method name="delete*" propagation="REQUIRED" read-only="false" rollback-for="Exception" />
<tx:method name="*" propagation="REQUIRES_NEW" read-only="false" rollback-for="Exception" />
</tx:attributes>
</tx:advice>
<!-- 将事务作用到service包下所有类的所有方法 -->
<aop:config>
<aop:pointcut id="pointcut" expression="execution(* com.java.service..*.*(..))" />
<aop:advisor pointcut-ref="pointcut" advice-ref="txAdvice" />
</aop:config>
<!-- 注解方式管理事务,需要在类上使用注解@Transactional -->
<tx:annotation-driven transaction-manager="transactionManager" />
<context:component-scan base-package="com.java.dao.impl" />
<context:component-scan base-package="com.java.service.impl" />
<context:component-scan base-package="com.java.action" />
<context:annotation-config />
</beans>
7. param.properties
jdbc.driver=com.mysql.jdbc.Driver jdbc.url=jdbc:mysql://192.168.32.20:3306/ssh?useUnicode=true&characterEncoding=UTF-8 jdbc.username=root jdbc.password=123456
8. log4j.properties
log4j.rootLogger= INFO, stdout
log4j.logger.INFO=INFO,logfile
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH\:mm\:ss.SSS} [%5p] [%c] - %m%n
log4j.appender.logfile=org.apache.log4j.DailyRollingFileAppender
log4j.appender.logfile.File=G:/Java/logs/ssh/LogFile.log
log4j.appender.logfile.DatePattern='_'yyyy-MM-dd'.log'
log4j.appender.logfile.Threshold=INFO
log4j.appender.logfile.layout=org.apache.log4j.PatternLayout
log4j.appender.logfile.layout.ConversionPattern=%d{yyyy-MM-dd HH\:mm\:ss} [%5p] - %m%n
log4j.appender.logfile.Append=true
9. User.java
package com.java.entity;
public class User {
private Integer id;
private String username;
private String password;
private Integer age;
public String getUsername() {
return username;
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public Integer getAge() {
return age;
}
public void setAge(Integer age) {
this.age = age;
}
@Override
public String toString() {
return "User [id=" + id + ", username=" + username + ", password=" + password + ", age=" + age + "]";
}
}
10. User.hbm.xml
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="com.java.entity.User" table="user">
<id name="id" type="java.lang.Integer">
<column name="id" />
<generator class="increment"></generator>
</id>
<property name="username" type="java.lang.String">
<column name="username" length="32" />
</property>
<property name="password" type="java.lang.String">
<column name="password" length="32" />
</property>
<property name="age" type="java.lang.Integer">
<column name="age" length="3" />
</property>
</class>
</hibernate-mapping>
11. BaseDao.java
package com.java.dao;
import java.io.Serializable;
import java.util.Collection;
import java.util.List;
import javax.annotation.Resource;
import org.hibernate.HibernateException;
import org.hibernate.SQLQuery;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
public class BaseDao extends HibernateDaoSupport {
@Resource
public void setHibernateSessionFactory(SessionFactory sessionFactory) {
setSessionFactory(sessionFactory);
}
public void save(Object entity) {
getHibernateTemplate().save(entity);
}
public void update(Object entity) {
getHibernateTemplate().update(entity);
}
public void saveOrUpdate(Object entity) {
getHibernateTemplate().saveOrUpdate(entity);
}
public void delete(Object entity) {
getHibernateTemplate().delete(entity);
}
public <T> void deleteAll(Collection<T> entities) {
getHibernateTemplate().deleteAll(entities);
}
public <T> Object get(Class<T> entityClass, Serializable id) {
return getHibernateTemplate().get(entityClass, id);
}
public <T> List<T> loadAll(Class<T> entityClass) {
return getHibernateTemplate().loadAll(entityClass);
}
public List<?> find(String hql, Object... values) {
return getHibernateTemplate().find(hql, values);
}
public List<?> query(String sql, Object... values) {
Session session = openSession();
SQLQuery query = session.createSQLQuery(sql);
if (null != values) {
int len = values.length;
for (int i = 0; i < len; i++) {
query.setParameter(i, values[i]);
}
}
List<?> list = query.list();
session.close();
return list;
}
public Object sqlQueryUnique(String sql, Object... values) {
Session session = openSession();
SQLQuery query = session.createSQLQuery(sql);
if (null != values) {
int len = values.length;
for (int i = 0; i < len; i++) {
query.setParameter(i, values[i]);
}
}
Object result = query.uniqueResult();
session.close();
return result;
}
public int executeSQL(String sql, Object... values) {
Session session = openSession();
SQLQuery query = session.createSQLQuery(sql);
if (null != values) {
int len = values.length;
for (int i = 0; i < len; i++) {
query.setParameter(i, values[i]);
}
}
int count = query.executeUpdate();
session.close();
return count;
}
/**
* 批量执行SQL
*
* @param sqlList 将要执行的SQL集合
* @return 执行SQL数量
*/
public int exeBatchSQL(List<String> sqlList) {
Session session = openSession();
int count = sqlList.size();
for (int i = 0; i < count; i++) {
String sql = sqlList.get(i);
session.createSQLQuery(sql).executeUpdate();
if (i % 10000 == 0) {
session.flush();
session.clear();
}
}
session.flush();
session.clear();
session.close();
return count;
}
/**
* 开启Session
*
* @return Session
* @throws HibernateException Hibernate异常
*/
public Session openSession() throws HibernateException {
return getHibernateTemplate().getSessionFactory().openSession();
}
}
12. UserDao.java
package com.java.dao;
import java.util.List;
import com.java.entity.User;
public interface UserDao {
Object checkLogin(User user);
List<User> queryUserList(User user);
void saveOrUpdateUser(User user);
void deleteUser(User user);
}
13. UserDaoImpl.java
package com.java.dao.impl;
import java.util.List;
import org.springframework.stereotype.Repository;
import com.java.dao.BaseDao;
import com.java.dao.UserDao;
import com.java.entity.User;
@Repository("userDao")
public class UserDaoImpl extends BaseDao implements UserDao {
@Override
public Object checkLogin(User user) {
String sql = "select 1 from user where username=? and password=?";
return sqlQueryUnique(sql, user.getUsername(), user.getPassword());
}
@Override
@SuppressWarnings("unchecked")
public List<User> queryUserList(User user) {
String hql = "from User";
return (List<User>) find(hql);
}
@Override
public void saveOrUpdateUser(User user) {
saveOrUpdate(user);
}
@Override
public void deleteUser(User user) {
delete(user);
}
}
14. UserService.java
package com.java.service;
import java.util.List;
import com.java.entity.User;
public interface UserService {
Object checkLogin(User user);
List<User> queryUserList(User user);
void saveOrUpdateUser(User user);
void deleteUser(User user);
}
15. UserServiceImpl.java
package com.java.service.impl;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.java.dao.UserDao;
import com.java.entity.User;
import com.java.service.UserService;
@Service("userService")
public class UserServiceImpl implements UserService {
@Autowired
private UserDao userDao;
@Override
public Object checkLogin(User user) {
return userDao.checkLogin(user);
}
@Override
public List<User> queryUserList(User user) {
return userDao.queryUserList(user);
}
@Override
public void saveOrUpdateUser(User user) {
userDao.saveOrUpdateUser(user);
// 切入异常的方法，抛出异常时事务自动回滚
// throw new RuntimeException("事务异常演习！");
}
@Override
public void deleteUser(User user) {
userDao.deleteUser(user);
}
}
16. BaseAction.java
package com.java.action;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts2.interceptor.ServletRequestAware;
import org.apache.struts2.interceptor.ServletResponseAware;
import org.apache.struts2.interceptor.SessionAware;
import com.alibaba.fastjson.JSON;
import com.opensymphony.xwork2.ActionSupport;
public class BaseAction extends ActionSupport implements ServletRequestAware, ServletResponseAware, SessionAware {
/**
* 序列号
*/
private static final long serialVersionUID = -2096531748559702251L;
/**
* 日志
*/
private static final Log LOG = LogFactory.getLog(BaseAction.class);
protected HttpServletRequest request;
protected HttpServletResponse response;
protected Map<String, Object> session;
protected void write(String message) {
response.setContentType("text/html; charset=utf-8");
PrintWriter writer = null;
try {
writer = response.getWriter();
writer.write(message);
writer.flush();
} catch (IOException e) {
LOG.error("IO异常");
e.printStackTrace();
} finally {
writer.close();
}
}
protected void write(Object object) {
String json = JSON.toJSONString(object);
write(json);
}
protected OutputStream getDownloadOutputStream(String fileName) {
try {
fileName = new String(fileName.getBytes("utf-8"), "ISO-8859-1");
OutputStream os = response.getOutputStream();
response.reset();
response.setContentType("application/x-msdownload");
response.setHeader("Content-Disposition", "attachment; filename=" + fileName);
return os;
} catch (IOException e) {
e.printStackTrace();
return null;
}
}
public Object getCurrentUser() {
return session.get("user");
}
@Override
public void setSession(Map<String, Object> session) {
this.session = session;
}
@Override
public void setServletResponse(HttpServletResponse response) {
this.response = response;
}
@Override
public void setServletRequest(HttpServletRequest request) {
this.request = request;
}
}
17. UserAction.java
package com.java.action;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
import com.java.entity.User;
import com.java.service.UserService;
@Controller
@Scope("prototype")
public class UserAction extends BaseAction {
/**
* 序列号
*/
private static final long serialVersionUID = -1969618485215878991L;
private static final Log LOG = LogFactory.getLog("INFO");
@Autowired
private UserService userService;
private User user;
public String login() {
LOG.info("Into login");
System.out.println(user);
// 检查用户名密码是否存在
Object result = userService.checkLogin(user);
System.out.println("result: " + result);
LOG.info("result: " + result);
LOG.info("Exit login");
// 绑定用户名密码输出返回
if (null == result) {
return LOGIN;
}
return SUCCESS;
}
public void queryUserList() {
LOG.info("Into queryUserList");
System.out.println(user);
// user对象可做查询条件封装传入
List<User> list = userService.queryUserList(user);
write(list);
LOG.info("Exit queryUserList");
}
public String toAddOrUpdateUser() {
LOG.info("Into toAddOrUpdateUser");
System.out.println("user: " + user);
LOG.info("Exit toAddOrUpdateUser");
return SUCCESS;
}
public String addOrUpdateUser() {
LOG.info("Into addOrUpdate");
System.out.println("user: " + user);
userService.saveOrUpdateUser(user);
LOG.info("Exit addOrUpdate");
return SUCCESS;
}
public void deleteUser() {
System.out.println(user);
LOG.info("Into deleteUser");
userService.deleteUser(user);
LOG.info("Exit deleteUser");
write("删除成功！");
}
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
}
18. ssh.sql
DROP DATABASE IF EXISTS ssh; CREATE DATABASE ssh; USE ssh; DROP TABLE IF EXISTS `user`; CREATE TABLE `user` ( `id` int(11) NOT NULL AUTO_INCREMENT, `username` varchar(32) NOT NULL, `password` varchar(32) NOT NULL, `age` int(3) DEFAULT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8; ;
19.页面结构
index.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/";
%>
<!DOCTYPE html>
<html>
<head>
<base href="<%=basePath%>">
<title>登录</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<script type="text/javascript">
function addUser() {
location.href = "user/toAddOrUpdateUser";
}
</script>
</head>
<body>
<form action="user/login" method="post">
<table>
<tr>
<td>用户名：</td>
<td><input name="user.username" /><br /></td>
</tr>
<tr>
<td>密码：</td>
<td><input type="password" name="user.password" /><br /></td>
</tr>
<tr>
<td><input type="submit" value="登录" /></td>
<td><input type="button" value="注册" onclick="addUser();" /></td>
</tr>
</table>
</form>
</body>
</html>
/webapp/WEB-INF/views/user/Login.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>
<html>
<head>
<base href="<%=basePath%>">
<title>登录</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<script type="text/javascript">
function addUser() {
location.href = "user/toAddOrUpdateUser";
}
</script>
</head>
<body>
<form action="user/login" method="post">
<table>
<tr>
<td>用户名：</td>
<td><input name="user.username" value="${user.username}" /><br /></td>
</tr>
<tr>
<td>密码：</td>
<td><input type="password" name="user.password" value="${user.password}" /><br /></td>
</tr>
<tr>
<td><input type="submit" value="登录" /></td>
<td><input type="button" value="注册" onclick="addUser();" /></td>
</tr>
</table>
</form>
</body>
</html>
Main.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>
<html>
<head>
<base href="<%=basePath%>">
<title>主页</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<script src="js/jquery-1.11.3.js"></script>
<style type="text/css">
td,th {
border: 1px solid #AAA;
}
</style>
<script type="text/jscript">
$(function() {
queryUserList();
});
function queryUserList() {
$.post("user/queryUserList", {id: 1}, function(data) {
var userList = eval("(" + data + ")");
var line = null;
$("#list").empty();
for(var i in userList) {
line = tr(td(userList[i].id) + td(userList[i].username) + td(userList[i].password) + td(userList[i].age) + td(addBtn() + delBtn()));
$("#list").append(line);
}
});
}
function tr(text) {
return "<tr>" + text + "</tr>";
}
function td(text) {
if(!text) {
text = "";
}
return "<td>" + text + "</td>";
}
function addBtn() {
return "<button onClick='update(this);'>修改</button>";
}
function delBtn() {
return "<button onClick='deleteUser(this);'>删除</button>";
}
function update(obj) {
var row = getRow(obj);
var id = row.eq(0).text();
var username = row.eq(1).text();
var password = row.eq(2).text();
var age = row.eq(3).text();
// Get方式发送请求，会出现乱码，需要修改Tomcat URIEncoding="UTF-8"
// var params = "id=" + id + "&username=" + username + "&password=" + password + "&age=" + age;
// location.href = "user/toAddOrUpdateUser?" + params;
var user = {
"user.id": id,
"user.username": username,
"user.password": password,
"user.age": age
}
var form = document.createElement("form");
form.action = "user/toAddOrUpdateUser";
form.method = "post";
var input = null;
for(var key in user) {
input = document.createElement("input");
input.type = "hidden";
input.name = key;
input.value = user[key];
form.appendChild(input)
}
document.body.appendChild(form);
form.submit();
}
function deleteUser(obj) {
var row = getRow(obj);
var id = row.eq(0).text();
$.post("user/deleteUser", {"user.id": id}, function(data) {
alert(data);
queryUserList();
});
}
function getRow(obj) {
return $(obj).parent().parent().children();
}
</script>
</head>
<body>
<button onClick="location.href='user/toAddOrUpdateUser'">新增</button>
<div>
<table style="border-collapse: collapse; width: 800px;">
<thead>
<tr>
<th>ID</th>
<th>用户名</th>
<th>密码</th>
<th>年龄</th>
<th>操作</th>
</tr>
</thead>
<tbody id="list">
</tbody>
</table>
</div>
</body>
</html>
AddOrUpdateUser.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/";
%>
<!DOCTYPE html>
<html>
<head>
<base href="<%=basePath%>">
<title>新增用户</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
</head>
<body>
<form action="user/addOrUpdateUser" method="post">
<input name="user.id" value="${user.id}" type="hidden"/>
<table>
<tr>
<td>用户名：</td>
<td><input type="text" name="user.username" value="${user.username}" /><br /></td>
</tr>
<tr>
<td>密码：</td>
<td><input type="password" name="user.password" value="${user.password}" /><br /></td>
</tr>
<tr>
<td>年龄：</td>
<td><input type="text" name="user.age" value="${user.age}" /><br /></td>
</tr>
<tr>
<td colspan="2"><input type="submit" value="提交" /></td>
</tr>
</table>
</form>
</body>
</html>
注意：
jquery-1.11.3.js 请自行下载，配置到Main.jsp文件中
https://code.jquery.com/jquery-1.11.3.js
https://code.jquery.com/jquery-1.11.3.min.js
配置完成！
