SpringMVC+Hibernate框架快速搭建
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内容图文
1. 新建Maven项目springmvc
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>springmvc</artifactId><version>1.0.0-SNAPSHOT</version><packaging>war</packaging><name>springmvc</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-webmvc</artifactId><version>${spring.version}</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-orm</artifactId><version>${spring.version}</version></dependency><!-- Hibernate的核心包 --><dependency><groupId>org.hibernate</groupId><artifactId>hibernate-core</artifactId><version>${hibernate.version}</version></dependency><!-- 连接池 --><dependency><groupId>com.alibaba</groupId><artifactId>druid</artifactId><version>1.1.11</version></dependency><dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>5.1.47</version></dependency><dependency><groupId>org.aspectj</groupId><artifactId>aspectjweaver</artifactId><version>1.8.13</version></dependency><dependency><groupId>org.javassist</groupId><artifactId>javassist</artifactId><version>3.23.1-GA</version></dependency><dependency><groupId>javax.servlet</groupId><artifactId>javax.servlet-api</artifactId><version>4.0.1</version><scope>provided</scope></dependency><dependency><groupId>log4j</groupId><artifactId>log4j</artifactId><version>1.2.17</version></dependency><dependency><groupId>commons-fileupload</groupId><artifactId>commons-fileupload</artifactId><version>1.3.3</version></dependency><!-- 操作工具包 --><dependency><groupId>com.alibaba</groupId><artifactId>fastjson</artifactId><version>1.2.49</version></dependency></dependencies><build><finalName>springmvc</finalName><pluginManagement><plugins><plugin><groupId>org.apache.maven.plugins</groupId><artifactId>maven-compiler-plugin</artifactId><version>3.8.0</version><configuration><source>${jdk.version}</source><target>${jdk.version}</target><encoding>UTF-8</encoding></configuration></plugin></plugins></pluginManagement></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
>springmvc</display-name><welcome-file-list><welcome-file>index.jsp</welcome-file></welcome-file-list><context-param><param-name>webAppRootKey</param-name><param-value>springmvc</param-value></context-param><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><servlet><servlet-name>springmvc</servlet-name><servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class><init-param><param-name>contextConfigLocation</param-name><param-value>classpath:applicationContext-mvc.xml</param-value></init-param><load-on-startup>1</load-on-startup></servlet><servlet-mapping><servlet-name>springmvc</servlet-name><url-pattern>/</url-pattern></servlet-mapping><filter><filter-name>characterEncodingFilter</filter-name><filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class><init-param><param-name>encoding</param-name><param-value>UTF-8</param-value></init-param><init-param><param-name>forceEncoding</param-name><param-value>true</param-value></init-param></filter><filter-mapping><filter-name>characterEncodingFilter</filter-name><url-pattern>/*</url-pattern></filter-mapping><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. /springmvc/src/main/resources 目录下文件
5. 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"
/>
<!--
配置连接池
-->
<
bean
id
="dataSource"
class
="com.alibaba.druid.pool.DruidDataSource"
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="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.common.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"/><bean id="baseDAO" class="com.java.common.dao.BaseDAO"><property name="sessionFactory" ref="sessionFactory"/></bean><context:component-scan base-package="com.java"/><context:annotation-config /></beans>
6. applicationContext-mvc.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:mvc
="http://www.springframework.org/schema/mvc"
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/mvc
http://www.springframework.org/schema/mvc/spring-mvc.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"
>
<
bean
id
="internalResourceViewResolver"
class
="org.springframework.web.servlet.view.InternalResourceViewResolver"
>
<!--
前缀
-->
<
property
name
="prefix"
value
="/WEB-INF/views/"
/>
<!--
后缀
-->
<
property
name
="suffix"
value
=".jsp"
/>
</
bean
>
<!--
上传文件
-->
<
bean
id
="multipartResolver"
class
="org.springframework.web.multipart.commons.CommonsMultipartResolver"
>
<
property
name
="maxUploadSize"
value
="4294967296"
></
property
>
</
bean
>
<!--
配置资源
-->
<
mvc:resources
location
="/WEB-INF/assets/"
mapping
="/assets/**"
></
mvc:resources
>
<
context:component-scan
base-package
="com.java"
/>
<
context:annotation-config
/>
<
mvc:annotation-driven
>
<
mvc:message-converters
register-defaults
="true"
>
<
bean
class
="org.springframework.http.converter.StringHttpMessageConverter"
>
<
constructor-arg
value
="UTF-8"
/>
</
bean
>
</
mvc:message-converters
>
</
mvc:annotation-driven
>
</
beans
>
7. param.properties
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://192.168.32.20:3306/springmvc?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/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. 创建数据库
DROP
DATABASE
IF
EXISTS
springmvc;
CREATE
DATABASE
springmvc;
USE
springmvc;
DROP
TABLE
IF
EXISTS `user`;
CREATETABLE `user` (
`id` int(11) NOTNULL AUTO_INCREMENT,
`username` varchar(32) NOTNULL,
`password` varchar(32) NOTNULL,
`age` int(3) DEFAULTNULL,
PRIMARYKEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
;
10. 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;
}
publicvoid setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
publicvoid setPassword(String password) {
this.password = password;
}
public Integer getAge() {
return age;
}
publicvoid setAge(Integer age) {
this.age = age;
}
@Override
public String toString() {
return "User [id=" + id + ", username=" + username + ", password=" + password + ", age=" + age + "]";
}
}
11. 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
>
12. BaseDAO.java
package
com.java.common.dao;
import
java.io.Serializable;
import
java.util.Collection;
import
java.util.List;
import
org.hibernate.HibernateException;
import
org.hibernate.SQLQuery;
import
org.hibernate.Session;
import
org.springframework.orm.hibernate3.support.HibernateDaoSupport;
@SuppressWarnings({ "rawtypes", "unchecked" })
publicclass BaseDAO extends HibernateDaoSupport {
publicvoid save(Object entity) {
getHibernateTemplate().save(entity);
}
publicvoid update(Object entity) {
getHibernateTemplate().update(entity);
}
publicvoid saveOrUpdate(Object entity) {
getHibernateTemplate().saveOrUpdate(entity);
}
publicvoid 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 <T> List<T> find(String hql, Object... values) {
return getHibernateTemplate().find(hql, values);
}
public List query(String sql, Object... values) {
SQLQuery query = openSession().createSQLQuery(sql);
if (null != values) {
int len = values.length;
for (int i = 0; i < len; i++) {
query.setParameter(i, values[i]);
}
}
return query.list();
}
public Object sqlQueryUnique(String sql, Object... values) {
SQLQuery query = openSession().createSQLQuery(sql);
if (null != values) {
int len = values.length;
for (int i = 0; i < len; i++) {
query.setParameter(i, values[i]);
}
}
return query.uniqueResult();
}
publicint executeSQL(String sql, Object... values) {
SQLQuery query = openSession().createSQLQuery(sql);
if (null != values) {
int len = values.length;
for (int i = 0; i < len; i++) {
query.setParameter(i, values[i]);
}
}
return query.executeUpdate();
}
/**
* 批量执行SQL
*
* @param sqlList 将要执行的SQL集合
* @return 执行SQL数量
*/publicint 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();
}
}
13. BaseService.java
package
com.java.common.service;
import
java.io.Serializable;
import
java.util.Collection;
import
java.util.List;
import
org.springframework.beans.factory.annotation.Autowired;
import
org.springframework.stereotype.Service;
import
com.java.common.dao.BaseDAO;
@Service
public
class
BaseService {
@Autowired
private
BaseDAO baseDAO;
public
void
save(Object entity) {
baseDAO.save(entity);
}
public
void
update(Object entity) {
baseDAO.update(entity);
}
public
void
saveOrUpdate(Object entity) {
baseDAO.saveOrUpdate(entity);
}
public
void
delete(Object entity) {
baseDAO.delete(entity);
}
public <T> void deleteAll(Collection<T> entities) {
baseDAO.deleteAll(entities);
}
public <T> Object get(Class<T> entityClass, Serializable id) {
return baseDAO.get(entityClass, id);
}
public <T> List<T> loadAll(Class<T> entityClass) {
return baseDAO.loadAll(entityClass);
}
public <T> List<T> find(String sql, Object... values) {
return baseDAO.find(sql, values);
}
public Object sqlQueryUnique(String sql, Object... values) {
return baseDAO.sqlQueryUnique(sql, values);
}
publicint executeSQL(String sql, Object... values) {
return baseDAO.executeSQL(sql, values);
}
/**
* 批量执行SQL
*
* @param sqlList 将要执行的SQL集合
* @return 执行SQL数量
*/publicint exeBatchSQL(List<String> sqlList) {
return baseDAO.exeBatchSQL(sqlList);
}
}
14. UserService.java
package
com.java.service;
import
org.springframework.stereotype.Service;
import
com.java.common.service.BaseService;
@Service
public
class UserService extends BaseService{
}
15. UserController.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
org.springframework.ui.Model;
import
org.springframework.web.bind.annotation.ModelAttribute;
import
org.springframework.web.bind.annotation.RequestMapping;
import
org.springframework.web.bind.annotation.RequestParam;
import
org.springframework.web.bind.annotation.ResponseBody;
import
com.alibaba.fastjson.JSONArray;
import
com.java.entity.User;
import
com.java.service.UserService;
@Controller
@Scope("prototype")
@RequestMapping("/user")
publicclass UserController {
privatestaticfinal Log LOG = LogFactory.getLog("INFO");
@Autowired
private UserService userService;
@RequestMapping("/login")
public String login(@ModelAttribute User user, Model model) {
LOG.info("Into login");
System.out.println(user);
String sql = "select 1 from user where username=? and password=?";
Object result = userService.sqlQueryUnique(sql, user.getUsername(), user.getPassword());
System.out.println("result: " + result);
LOG.info("result: " + result);
// 绑定用户名密码输出返回if (null == result) {
model.addAttribute("username", user.getUsername());
model.addAttribute("password", user.getPassword());
return "/user/Login";
}
LOG.info("Exit login");
return "/user/Main";
}
@ResponseBody
@RequestMapping("/queryUserList")
public String queryUserList(@RequestParam String id) {
System.out.println(id);
LOG.info("Into queryUserList");
String sql = "from User";
List<User> list = userService.find(sql);
JSONArray array = new JSONArray();
for (User user : list) {
array.add(user);
}
LOG.info("Exit queryUserList");
return array.toJSONString();
}
@RequestMapping("/toAddOrUpdateUser")
public String toAddOrUpdateUser(@ModelAttribute User user, Model model) {
LOG.info("Into toAddOrUpdateUser");
System.out.println("user: " + user);
// 输出id，根据id是否为空，判断是新增还是修改
model.addAttribute("user", user);
LOG.info("Exit toAddOrUpdateUser");
return "/user/AddOrUpdateUser";
}
@RequestMapping("/addOrUpdate")
public String addOrUpdate(@ModelAttribute User user) {
LOG.info("Into addOrUpdate");
System.out.println("user: " + user);
userService.saveOrUpdate(user);
LOG.info("Exit addOrUpdate");
return "/user/Main";
}
@ResponseBody
@RequestMapping("/deleteUser")
public String deleteUser(@ModelAttribute User user) {
System.out.println(user);
LOG.info("Into deleteUser");
userService.delete(user);
LOG.info("Exit deleteUser");
return "删除成功！";
}
}
16. 页面文件结构
index.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="username"/><br /></td></tr><tr><td>密码：</td><td><input type="password" name="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>
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="username" value="${username}"/><br /></td></tr><tr><td>密码：</td><td><input type="password" name="password" value="${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="assets/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) {
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 = {
id: id,
username: username,
password: password,
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", {id: id}, function(data) {
alert(data);
queryUserList();
});
}
function getRow(obj) {
return $(obj).parent().parent().children();
}
</script></head><body><button onClick="location.href=‘user/toAddOrUpdateUser‘">新增</button><div><table style="border-collapse: collapse;width: 800px;"><thead><tr><th>ID</th><th>用户名</th><th>密码</th><th>年龄</th><th>操作</th></tr></thead><tbody id="list"></tbody></table></div></body></html>
AddOrUpdateUser.jsp
<%
@ page language
=
"
java
"
import
=
"
java.util.*
"
pageEncoding
=
"
utf-8
"
%>
<%
String
path
=
request.getContextPath();
String
basePath
=
request.getScheme()
+
"
://
"
+
request.getServerName()
+
"
:
"
+
request.getServerPort()
+
path
+
"
/
"
;
%>
<!
DOCTYPE html
>
<
html
>
<
head
>
<
base
href
="<%=basePath%>"
>
<
title
>新增用户</title><meta http-equiv="content-type" content="text/html; charset=UTF-8"/></head><body><form action="user/addOrUpdate" method="post"><input name="id" value="${user.id}" type="hidden"/><table><tr><td>用户名：</td><td><input type="text" name="username" value="${user.username}"/><br /></td></tr><tr><td>密码：</td><td><input type="password" name="password" value="${user.password}"/><br /></td></tr><tr><td>年龄：</td><td><input type="text" name="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
配置完成！
.
原文：https://www.cnblogs.com/jonban/p/9692709.html
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