项目描述
该项目采用springMVC+spring+maven+mybatis+redis搭建的一个小demo工程,并且实现了增删改查操作,系统需要登录,登录后会记录session,session采用redis的记录的方式,方便搭建加群后session实现共享,自定义一个拦截器,当session失效或者非法访问界面都会跳转到登录界面。
项目结构
1. 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/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.test.bookstore</groupId>
<artifactId>bookstore</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>bookstore Maven Webapp</name>
<url>http://maven.apache.org</url>
<properties>
<spring.version>4.2.7.RELEASE</spring.version>
<log4j.version>2.6.2</log4j.version>
</properties>
<dependencies>
<!-- junit -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
</dependency>
<!-- java ee -->
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-web-api</artifactId>
<version>7.0</version>
</dependency>
<!-- jstl -->
<dependency>
<groupId>jstl</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!-- mysql -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.12</version>
</dependency>
<!-- c3p0 -->
<dependency>
<groupId>c3p0</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.1</version>
</dependency>
<!-- spring web -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- spring core -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- spring expression -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- spring test -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- spring jdbc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- spring transaction -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- mybatis -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.4.1</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.0</version>
</dependency>
<!-- Log4j -->
<!-- Begin: 日志依赖包 -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.7</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.7</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.16</version>
</dependency>
<!-- End: 日志依赖包 -->
<!-- Controller返回实体,自动转换json -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.7.4</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.7.4</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.7.4</version>
</dependency>
<!-- jedis 操作redis -->
<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>2.7.2</version>
</dependency>
<!-- spring-redis -->
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-redis</artifactId>
<version>1.6.2.RELEASE</version>
</dependency>
<!-- session存储在redis中 -->
<dependency>
<groupId>org.springframework.session</groupId>
<artifactId>spring-session-data-redis</artifactId>
<version>1.2.2.RELEASE</version>
</dependency>
</dependencies>
<build>
<finalName>bookstore</finalName>
</build>
</project>
2. spring配置文件
spring的配置文件分为web层、service层、dao层等,统一为spring-开头,方便在web.xml中进行加载
2.1 spring-web.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:util="http://www.springframework.org/schema/util"
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-4.1.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-3.0.xsd">
<!-- 引入配置文件 -->
<context:property-placeholder location="classpath:props/dev.properties" />
<!-- <util:properties id="config" location="classpath:props/dev.properties" /> -->
<!-- 配置静态资源的实际路径及其访问路径 如 /index.html 可以访问到项目中/WEB-INF/static/index.html文件 -->
<mvc:resources location="/WEB-INF/static/" mapping="/static/**" />
<!-- 注解驱动,即@Controller,@RequestMapping等注解 -->
<mvc:annotation-driven />
<!-- 扫描Controller的位置 -->
<context:component-scan base-package="me.bookstore.ssm.controller" />
<!-- 配置视图位置,配合Controller方法中的返回值,定位到对应的jsp文件 如: Controller 中返回字符串index 则会用以下配置的前缀(prefix)和后缀(suffix)拼接成目标路径
即,/WEB-INF/jsp/index.jsp -->
<bean
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/view/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- 配置返回json的解析方法 -->
<bean
class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping">
</bean>
<bean
class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
<property name="messageConverters">
<list>
<bean
class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter" />
</list>
</property>
</bean>
<!--配置拦截器, 多个拦截器,顺序执行,判断session是否为空 -->
<mvc:interceptors>
<mvc:interceptor>
<!-- 匹配的是url路径, 如果不配置或/**,将拦截所有的Controller -->
<mvc:mapping path="/**" />
<bean class="me.bookstore.ssm.util.SessionCheckInterceptor">
<!-- 配置不拦截的地址 -->
<property name="allowUrls">
<list>
<value>/login/login</value>
<value>/login/checkLogin</value>
<value>/bookstore/static</value>
</list>
</property>
</bean>
</mvc:interceptor>
<!-- 当设置多个拦截器时,先按顺序调用preHandle方法,然后逆序调用每个拦截器的postHandle和afterCompletion方法 -->
</mvc:interceptors>
</beans>
2.2 spring-service.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"
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">
<!-- 配置搜索service的包 -->
<context:component-scan base-package="me.bookstore.ssm.service*"/>
<bean class="me.bookstore.ssm.util.ConfigPropsUtil">
<property name="websiteUrl" value="${website.url}" />
<property name="staticVersion" value="${static.version}" />
</bean>
</beans>
2.3 spring-dao.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<!-- 配置数据库连接池对象 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass" value="${mysql.driver}" />
<property name="jdbcUrl" value="${mysql.url}" />
<property name="user" value="${mysql.username}" />
<property name="password" value="${mysql.password}" />
<property name="maxPoolSize" value="100" />
<property name="maxIdleTime" value="60" />
</bean>
<!-- mybatis的session工厂 -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<!-- 自动扫描mappers.xml文件 -->
<property name="mapperLocations" value="classpath:/mappers/*.xml"></property>
<!-- 指定mybatis的配置文件 -->
<property name="configLocation" value="classpath:mybatis-config.xml" />
</bean>
<!-- 配置自动扫描mapper接口的包 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="me.bookstore.ssm.mapper" />
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
</bean>
<!--spring事物管理 transactionManager -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"/>
</bean>
<!-- 通过annotation(@Transactional)来使用spring提供的transactionManager -->
<tx:annotation-driven transaction-manager="transactionManager"/>
</beans>
2.4 spring-redis.xml
改文件主要配置redis的连接信息,使用redisTemplate来操作redis缓存,并且声明session存储在session中,这样在集群环境中,session可以共享
<?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: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-4.0.xsd">
<bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig">
<property name="maxIdle" value="1" />
<property name="maxTotal" value="5" />
<property name="blockWhenExhausted" value="true" />
<property name="maxWaitMillis" value="30000" />
<property name="testOnBorrow" value="true" />
</bean>
<bean id="jedisConnectionFactory"
class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory">
<property name="hostName" value="${redis.hostname}" />
<property name="port" value="${redis.port}" />
<property name="poolConfig" ref="jedisPoolConfig" />
<property name="usePool" value="true" />
</bean>
<bean id="redisTemplate" class="org.springframework.data.redis.core.RedisTemplate">
<property name="connectionFactory" ref="jedisConnectionFactory" />
<property name="keySerializer">
<bean
class="org.springframework.data.redis.serializer.StringRedisSerializer" />
</property>
<property name="valueSerializer">
<bean
class="org.springframework.data.redis.serializer.JdkSerializationRedisSerializer" />
</property>
<property name="hashKeySerializer">
<bean
class="org.springframework.data.redis.serializer.StringRedisSerializer" />
</property>
<property name="hashValueSerializer">
<bean
class="org.springframework.data.redis.serializer.JdkSerializationRedisSerializer" />
</property>
</bean>
<!-- 将session放入redis -->
<context:annotation-config/>
<bean id="redisHttpSessionConfiguration" class="org.springframework.session.data.redis.config.annotation.web.http.RedisHttpSessionConfiguration">
<property name="maxInactiveIntervalInSeconds" value="1800" />
</bean>
</beans>
3. properties配置文件
该配置文件在props文件夹下,主要配置数据库及redis链接信息,dev.properties配置信息如下
mysql.driver=com.mysql.jdbc.Driver
mysql.url=jdbc:mysql://192.168.145.44:3306/cdt_dev
mysql.username=root
mysql.password=mysqlpwd
jdbc.maxPoolSize=1000
jdbc.maxIdleTime=1000
website.url=http://localhost:7081/bookstore
static.version=2017041200001
#redis config
redis.pool.maxActive=100
redis.pool.maxIdle=20
redis.pool.maxWait=1000
redis.pool.testOnBorrow=true
redis.hostname=192.168.158.132
redis.port=6379
redis.password=
4. web.xml
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
version="3.1" metadata-complete="true">
<!-- spring的servlet,对所有请求进行处理 -->
<servlet>
<servlet-name>dispatcherServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring/spring-*.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispatcherServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<!-- spring提供的字符集编码处理拦截器 -->
<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>
<!-- session过期时间 -->
<session-config>
<session-timeout>20</session-timeout>
</session-config>
<!-- redis session拦截 -->
<filter>
<filter-name>springSessionRepositoryFilter</filter-name>
<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
</filter>
<filter-mapping>
<filter-name>springSessionRepositoryFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<display-name>Archetype Created Web Application</display-name>
</web-app>