web配置
<?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_3_0.xsd" id="WebApp_ID" version="3.0">
<display-name>ssmdemo1</display-name>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.htm</welcome-file>
<welcome-file>default.jsp</welcome-file>
</welcome-file-list>
<!-- 配置前端控制器 -->
<servlet>
<servlet-name>springmvc2</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:springmvc.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<!-- 验证码 -->
<servlet>
<servlet-name>Code</servlet-name>
<servlet-class>com.gxa.bj.service.Code</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>Code</servlet-name>
<url-pattern>/code</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>springmvc2</servlet-name>
<url-pattern>*.action</url-pattern><!--配置的访问路径，一定是按照这种格式写 -->
</servlet-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>
<!-- 解决post提交乱码的问题 -->
<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>
</filter>
<filter-mapping>
<filter-name>CharacterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>
springmvc.xml配置
<?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:p="http://www.springframework.org/schema/p" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" 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" default-autowire="byName" > <!-- 用注解的方式 --> <context:annotation-config> <mvc:annotation-driven> </mvc:annotation-driven> </context:annotation-config> <!-- 引入解析jstl的类 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"></bean> <!-- 将action里的类加入到spring中来 --> <!-- <bean class="com.gxa.bj.action.UserAction"> </bean> --> <!-- 在实际开发中采取的是包的扫描，将该包扫描到spring容器下 -->
<context:component-scan base-package="com.gxa.bj.action"></context:component-scan> </beans>
mybatis-config.xml配置
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
<mappers>
<mapper resource="com/gxa/bj/model/UserInfoMapper.xml"/>
</mappers>
</configuration>
applicationContext.xml配置
<?xml version="1.0" encoding="UTF-8"?>
<beans
xmlns="http://www.springframework.org/schema/beans"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd"
default-autowire="byName"
>
<!-- 配置数据源-->
<bean id="jdbcDataSource"
class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass">
<value>oracle.jdbc.driver.OracleDriver</value>
</property>
<property name="jdbcUrl">
<value>jdbc:oracle:thin:@127.0.0.1:1521:orcl</value>
</property>
<property name="user">
<value>blogs</value>
</property>
<property name="password">
<value>123</value>
</property>
<property name="initialPoolSize">
<value>10</value>
</property>
</bean>
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="jdbcDataSource" />
<property name="configLocation" value="classpath:mybatis-config.xml"></property>
</bean>
<!--配置dao层 -->
<!-- <bean id="userMapper" class="org.mybatis.spring.mapper.MapperFactoryBean">
<property name="mapperInterface" value="com.gxa.bj.dao.imp.UserMapper"></property>
<property name="sqlSessionFactory" ref="sqlSessionFactory"></property>
</bean> -->
<!-- mapper接口的扫描，必须扫描到接口，扫描的原则是：所有扫描进Spring的Mapper对象，它的命名规则：
首字母小写，后面的都是按照原有的接口名字定义。
比如UserMapper接口扫描到spring里，id名为userMapper
-->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.gxa.bj.dao.imp"></property>
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
</bean>
<!-- 配置Service层 -->
<!-- <bean id="userInfoService" class="com.gxa.bj.service.UserInfoService">
<property name="userMapper" ref="userMapper"></property>
</bean>
<bean id="typeInfoService" class="com.gxa.bj.service.TypeInfoService">
<property name="typeInfoMapper" ref="typeInfoMapper"></property>
</bean>
<bean id="titleInfoService" class="com.gxa.bj.service.TitleInfoService">
<property name="titleInfoMapper" ref="titleInfoMapper"></property>
</bean> -->
<!-- <context:component-scan base-package="com.gxa.bj.service"></context:component-scan> -->
<!-- 在spring中声明事务的配置 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="jdbcDataSource" />
</bean>
<!-- 事务增强的配置 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<!-- 事务属性的配置，配置都哪些方法上 -->
<tx:attributes>
<tx:method name="get*" read-only="true"/>
<tx:method name="add*" rollback-for="Exception"/>
<tx:method name="remove*" rollback-for="Exception"/>
</tx:attributes>
</tx:advice>
<aop:config>
<aop:pointcut id="serviceCut" expression="execution(public * com.gxa.bj.service.*.*(..))" />
<aop:advisor pointcut-ref="serviceCut" advice-ref="txAdvice" />
</aop:config>
<!-- 扫描service层到spring容器里 -->
<context:component-scan base-package="com.gxa.bj.service"></context:component-scan>
</beans>
验证码实体类
package com.gxa.bj.service;
import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.image.BufferedImage; import java.io.IOException; import java.io.PrintWriter; import java.util.Random;
import javax.imageio.ImageIO; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse;
public class Code extends HttpServlet {
/** * Constructor of the object. */ public Code() { super(); }
/** * Destruction of the servlet. <br> */ public void destroy() { super.destroy(); // Just puts "destroy" string in log // Put your code here } public Color getRandColor(int fc, int bc) { // 给定范围获得随机颜色 Random random = new Random(); if (fc > 255) { fc = 255; } if (bc > 255) { bc = 255; } int r = fc + random.nextInt(bc - fc); int g = fc + random.nextInt(bc - fc); int b = fc + random.nextInt(bc - fc); return new Color(r, g, b); } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { this.doPost(request, response); }
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
///response.setContentType("text/html;charset=utf-8"); // PrintWriter out = response.getWriter(); response.setContentType("image/gif"); //生成图像 int width=80,height=40; BufferedImage image=new BufferedImage(width,height,BufferedImage.TYPE_INT_RGB); Random random=new Random(); //设置界面不缓存 response.setHeader("Pragma", "No-cache"); response.setHeader("Cache-Control", "no-cache"); response.setDateHeader("Expires", 0); //背景色 Graphics g=image.getGraphics(); g.setColor(Color.WHITE); g.fillRect(0, 0, width, height); //验证码 int sRand[]=new int[4]; String s=""; for(int i=0;i<4;i++){ sRand[i]=(int)(Math.random()*10); s+=sRand[i]; g.setColor(new Color(20 + random.nextInt(110), 20 + random .nextInt(110), 20 + random.nextInt(110))); // 调用函数出来的颜色相同，可能是因为种子太接近，所以只能直接生成 } //显示的数字； for(int i=0;i<4;i++){ //g.setColor(Color.BLUE); g.setFont(new Font("楷体", Font.BOLD, 18)); g.drawString(sRand[i]+"", 20*i, 30); } //干扰线 g.setColor(getRandColor(160, 200)); for(int i=0;i<30;i++){ int x = random.nextInt(width); int y = random.nextInt(height); int xl = random.nextInt(width); int yl = random.nextInt(height); g.drawLine(x, y, xl,yl); } request.getSession().setAttribute("checkCode", s); // System.out.println(s); g.dispose(); ImageIO.write(image, "PNG", response.getOutputStream()); }
public void init() throws ServletException { // Put your code here }
}
验证码jsp
<script type="text/javascript" src="js/jquery-easyui-1.3.1/jquery-1.8.0.min.js"></script>
<script type="text/javascript">
$(function(){
$("#code").click(function(){
this.src="code?now="+new Date();
});
$("#verify").blur(function(){
var val=this.value;
$.getJSON("checkCode",{"val":val},function(json){
if(val==json.repeat){
$("#sp").html("√");
$("#sp").css("color","green");
$(":submit").prop("disabled",false);
}else{
$("#sp").html("验证码错误");
$("#sp").css("color","red");
$(":submit").prop(" disabled",true);
}
},"json");
return false;
});
});
</script>
<img src="code" alt="看不清楚，点击刷新" width="80" height="21" id="code">
model层Mapper.xml增删改查
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.gxa.bj.dao.imp.UserMapper">
<insert id="addItem" parameterType="com.gxa.bj.model.UserInfo">
insert into UserInfo(userid,username,userpwd,useremail,useraddress,regreason)
values(#{userid},#{userName},#{userPwd},#{userEmail},#{userAddress},#{regReason})
</insert>
<delete id="removeItem">
delete from UserInfo where userId=#{id}
</delete>
<update id="updateItem" parameterType="com.gxa.bj.model.UserInfo">
update UserInfo set userName=#{userName},userPwd=#{userPwd},
userEmail=#{userEmail},userAddress=#{userAddress},
regReason=#{regReason} where userId=#{userId}
</update>
<select id="getModel" resultType="com.gxa.bj.model.UserInfo">
select * from userinfo where userid=#{id}
</select>
<select id="getUsers" parameterType="java.lang.String" resultType="com.gxa.bj.model.UserInfo" >
select * from userinfo where userName like '%${value}%'
</select>
<select id="getList" parameterType="com.gxa.bj.model.UserInfo" resultType="com.gxa.bj.model.UserInfo">
Select * From userInfo
<where>
<if test="userName!=null">
And userName like #{userName}
</if>
<if test="userId>0">
And userId =#{userId}
</if>
<if test="userPwd!=null and userPwd!=''">
And userPwd like #{userPwd}
</if>
</where>
</select>
<select id="getListByPage" parameterType="com.gxa.bj.model.UserInfoPage" resultType="com.gxa.bj.model.UserInfo">
Select u.*
From (Select rownum as num, userinfo.*
from userinfo
<where>
<if test="userName!=null">
And userName like #{userName}
</if>
<if test="userId >= 10">
And userId =#{userId}
</if>
<if test="userPwd!=null and userPwd !='' ">
And userPwd like #{userPwd}
</if>
</where>
) u Where u.num between #{startNum} and #{endNum}
</select>
</mapper>