基于Maven 的SSM 框架整合
一、工程创建
二、pom.xml中引入jar包
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.7</maven.compiler.source>
<maven.compiler.target>1.7</maven.compiler.target>
<!-- spring版本号 -->
<spring.version>5.0.8.RELEASE</spring.version>
<!--aopalliance 版本号-->
<aopalliance.version>1.0</aopalliance.version>
<!--aspectj 版本号-->
<aspectj.version>1.9.2</aspectj.version>
<!-- mybatis版本号 -->
<mybatis.version>3.2.6</mybatis.version>
<!-- log4j日志文件管理包版本 -->
<slf4j.version>1.7.7</slf4j.version>
<log4j2.version>2.10.0</log4j2.version>
<commons-logging.version>1.2</commons-logging.version>
<!--jackson -->
<jackson.version>2.9.6</jackson.version>
<!--mybatis 版本号 -->
<mybatis-spring.version>1.3.2</mybatis-spring.version>
<mybatis.version>3.4.6</mybatis.version>
<!--mysql 版本号 -->
<mysql.version>5.1.46</mysql.version>
<!--jstl 版本号 -->
<jstl.version>1.2</jstl.version>
<!--junit 测试版本好-->
<junit.version>4.12</junit.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<!--spring mvc-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<!--spring aop 动态代理-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>aopalliance</groupId>
<artifactId>aopalliance</artifactId>
<version>${aopalliance.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>${aspectj.version}</version>
</dependency>
<!--数据库 驱动-->
<!--${mysql.version}-->
<!--5.1.46-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.version}</version>
</dependency>
<!--spring jdbc-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<!--mybatis-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>${mybatis-spring.version}</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>${mybatis.version}</version>
</dependency>
<!-- 日志 -->
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>${commons-logging.version}</version>
</dependency>
<!--log4j 日志-->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>${log4j2.version}</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>${log4j2.version}</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-web</artifactId>
<version>${log4j2.version}</version>
</dependency>
<!--jsp web.xml 依赖-->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-jsp-api</artifactId>
<version>8.5.32</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>${jstl.version}</version>
</dependency>
<!--json 解析-->
<!--google json 可选-->
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.8.5</version>
</dependency>
<!--必选-->
<!-- Jackson Json处理工具包 springmvc 处理json数据的 -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>${jackson.version}</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>${jackson.version}</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>${jackson.version}</version>
</dependency>
<!--fast json 可选-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.54</version>
</dependency>
</dependencies>
三、tomcat热启动插件
<!--
tomcat 插件
-->
<plugin>
<groupId>org.apache.tomcat.maven</groupId>
<artifactId>tomcat7-maven-plugin</artifactId>
<version>2.2</version>
<configuration>
<path>/</path>
<port>8088</port>
<uriEncoding>UTF-8</uriEncoding>
<useBodyEncodingForURI>true</useBodyEncodingForURI>
<server>tomcat7</server>
</configuration>
</plugin>
四、web.xml配置
web.xml
需要配置加载Spring文件的监听器、Spring mvc前端控制器、字符编码过滤器、log4j2 日志配置( 可选)
<?xml version="1.0" encoding="UTF-8"?>
<web-app 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_3_0.xsd"
version="3.0">
<!-- 配置加载Spring文件的监听器-->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>
org.springframework.web.context.ContextLoaderListener
</listener-class>
</listener>
<!-- 编码过滤器 -->
<filter>
<filter-name>encoding</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>encoding</filter-name>
<url-pattern>/</url-pattern>
</filter-mapping>
<!-- 配置Spring MVC前端核心控制器 -->
<servlet>
<servlet-name>spring-mvc</servlet-name>
<servlet-class>
org.springframework.web.servlet.DispatcherServlet
</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring-mvc-servlet.xml</param-value>
</init-param>
<!-- 配置服务器启动后立即加载Spring MVC配置文件 -->
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>spring-mvc</servlet-name>
<!--/:拦截所有请求(除了jsp)-->
<url-pattern>/</url-pattern>
</servlet-mapping>
<!--log4j2 日志配置 可选-->
<listener>
<listener-class>org.apache.logging.log4j.web.Log4jServletContextListener</listener-class>
</listener>
<filter>
<filter-name>log4jServletFilter</filter-name>
<filter-class>org.apache.logging.log4j.web.Log4jServletFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>log4jServletFilter</filter-name>
<url-pattern>/*</url-pattern>
<dispatcher>REQUEST</dispatcher>
<dispatcher>FORWARD</dispatcher>
<dispatcher>INCLUDE</dispatcher>
<dispatcher>ERROR</dispatcher>
</filter-mapping>
<!--欢迎页面-->
<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>
</web-app>
五、 spring-mvc-servlet.xml
前端控制器配置
spring-mvc-servlet.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"
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">
<!-- 配置扫描的包 -->
<context:component-scan base-package="org.songwang" />
<!--主要就是为了Spring MVC来用的,提供Controller请求转发,json自动转换等功能-->
<!--必填,属性根据需要填写-->
<mvc:annotation-driven/>
<!--<mvc:annotation-driven conversion-service="conversionService"></mvc:annotation-driven>-->
<!-- 自定义参数绑定 可选-->
<!--<bean id="conversionService"-->
<!--class="org.springframework.format.support.FormattingConversionServiceFactoryBean">-->
<!--<!– 转换器 –>-->
<!--<property name="converters">-->
<!--<list>-->
<!--<!– 日期类型转换 –>-->
<!--<bean class="org.songwang.util.DateConverter" />-->
<!--</list>-->
<!--</property>-->
<!--</bean>-->
<!-- 视图解析器 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/views/"></property>
<property name="suffix" value=".html"></property>
</bean>
<!--静态资源过滤 可选-->
<!--<mvc:resources location="/font/" mapping="/font/**"/>-->
<!--<mvc:resources location="/js/" mapping="/js/**"/>-->
<!--<mvc:resources location="/css/" mapping="/css/**"/>-->
<!--<mvc:resources location="/images/" mapping="/images/**"/>-->
<!--<mvc:resources location="/element-ui/" mapping="/element-ui/**"/>-->
<!--配置拦截器 可选-->
<!--<mvc:interceptors>-->
<!--<mvc:interceptor>-->
<!--<mvc:mapping path="/**"/>-->
<!--<bean class="org.songwang.interceptor.MainInterceptor"></bean>-->
<!--</mvc:interceptor>-->
<!--</mvc:interceptors>-->
<!--文件上传解析器,可选-->
<!--配置文件上传解析器 id 名称必须为multipartResolver-->
<!--<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">-->
<!--<!–设置请求的编码格式–>-->
<!--<property name="defaultEncoding" value="UTF-8"></property>-->
<!--</bean>-->
</beans>
六、 mysql.properties
数据库驱动参数配置文件
mysql.properties
jdbc.driverClassName=com.mysql.jdbc.Driver
#com.mysql.cj.jdbc.Driver
#com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/weekfour?characterEncoding=utf8
#?useUnicode=true&characterEncoding=utf8&serverTimezone=UTC&useSSL=false&autoReconnect=true
#?characterEncoding=utf8
jdbc.username=root
jdbc.password=root1234
七、log4j2.xml日志配置文件
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="OFF" monitorInterval="1800">
<properties>
<property name="LOG_HOME">/WEB-INF/logs</property>
<property name="FILE_NAME">finance-pay</property>
</properties>
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n" />
</Console>
<RollingFile name="running-log" fileName="${LOG_HOME}/${FILE_NAME}.log"
filePattern="${LOG_HOME}/$${date:yyyy-MM}/${FILE_NAME}-%d{yyyy-MM-dd}-%i.log.gz"
immediateFlush="true">
<PatternLayout
pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
<Policies>
<TimeBasedTriggeringPolicy />
<SizeBasedTriggeringPolicy size="10 MB" />
</Policies>
<DefaultRolloverStrategy max="20" />
</RollingFile>
</Appenders>
<Loggers>
<!-- <Logger name="com.cssweb.test.app" level="trace" additivity="true">
<AppenderRef ref="running-log" /> </Logger> -->
<Root level="info">
<!-- 这里是输入到文件,很重要-->
<AppenderRef ref="running-log" />
<!-- 这里是输入到控制台-->
<AppenderRef ref="Console" />
</Root>
</Loggers>
</Configuration>
八、mybatis-config.xml配置文件
<?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>
<settings>
<!-- log4j2 打印查询语句 -->
<setting name="logImpl" value="STDOUT_LOGGING" />
</settings>
</configuration>
九、mybatis mapper 文件
userDao.xml
<?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="org.songwang.dao.UserDao">
<!--............-->
</mapper>
十、 Spring 核心配置文件
applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:p="http://www.springframework.org/schema/p"
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/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<!-- 配置扫描的包 -->
<context:component-scan base-package="org.songwang" />
<!--加载mysql驱动配置文件 -->
<context:property-placeholder location="classpath:mysql.properties"/>
<bean name="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="${jdbc.driverClassName}"/>
<property name="url" value="${jdbc.url}"/>
<property name="username" value="${jdbc.username}"/>
<property name="password" value="${jdbc.password}"/>
</bean>
<!-- 读取mybatis文件 -->
<!-- 配置SqlSessionFactory -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!--mybatis和数据库连接 那我肯定需要注入数据源 -->
<property name="dataSource" ref="dataSource"/>
<!--读取mybatis的总配置 -->
<property name="configLocation" value="classpath:mybatis-config.xml"></property>
<!-- 类型别名扫描包 -->
<property name="typeAliasesPackage" value="org.songwang.pojo"></property>
<!--配置文件和接口分离 -->
<property name="mapperLocations" value="classpath:mapper/*.xml"></property>
</bean>
<!--配置jdbc事务管理器 依赖注入dataSource-->
<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"></property>
</bean>
<!--mapper 扫描器 ,事务注解 方式一 -->
<!-- 开启事务注解 -->
<tx:annotation-driven transaction-manager="transactionManager"/>
<!-- 配置mapper扫描器 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="org.songwang.dao"/>
</bean>
<!--mapper 扫描器 ,事务注解 方式二 -->
<!-- 方式二 需要在service 中注入SqlSessionFactory 方式一不需要-->
<!--mapper.xml -->
<!-- 配置接口-->
<!--<bean id="userMapper" class="org.mybatis.spring.mapper.MapperFactoryBean">-->
<!--<property name="mapperInterface" value="org.songwang.dao.UserDao"/>-->
<!--<property name="sqlSessionFactory" ref="sqlSessionFactory"/>-->
<!--</bean>-->
<!--<bean id="productMapper" class="org.mybatis.spring.mapper.MapperFactoryBean">-->
<!--<property name="mapperInterface" value="org.songwang5.dao.ProductDao"/>-->
<!--<property name="sqlSessionFactory" ref="sqlSessionFactory"/>-->
<!--</bean>-->
<!-- 5.编写通知:对事务进行增强(通知),需要编写对切入点和具体执行事务细节 -->
<!--<tx:advice id="txAdvice" transaction-manager="transactionManager">-->
<!--<tx:attributes>-->
<!--<!– 通知方法的名称name:*表示任意方法名称 –>-->
<!--<tx:method name="*"-->
<!--isolation="DEFAULT"-->
<!--propagation="REQUIRED"-->
<!--read-only="false"-->
<!--/>-->
<!--</tx:attributes>-->
<!--</tx:advice>-->
<!--<!– 6.编写aop,让spring自动对目标生成代理,需要使用AspectJ的表达式 –>-->
<!--<aop:config>-->
<!--<!–切入点–>-->
<!--<aop:pointcut id="txPointCut"-->
<!--expression="execution(* org.songwang.dao..*.*.*(..))"/>-->
<!--<!– 切面:将切入点与通知整合 –>-->
<!--<aop:advisor advice-ref="txAdvice" pointcut-ref="txPointCut"></aop:advisor>-->
<!--</aop:config>-->
<!--<!– 开启注解标签 –>-->
<!--<tx:annotation-driven/>-->
</beans>
十一、测试
数据库表:dept(部门表)
emp(员工表)
sql 语句
<select id="findEmpById" parameterType="Integer" resultType="Emp">
select * from emp where id = #{id}
</select>
userDao
package org.songwang.dao;
import org.songwang.pojo.Emp;
public interface UserDao {
Emp findEmpById(int id);
}
service
@Service
public class UserService {
@Autowired
private UserDao userDao;
public Emp findEmpById(int id){
return userDao.findEmpById(id);
}
}
pom.xml 中加入Spring 的测试包
<!--spirng 测试-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
测试类及方法
import com.alibaba.fastjson.JSON;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.songwang.pojo.Emp;
import org.songwang.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
/**
*
* 功能模块测试
* @ClassName [SystemTest]
* @Description [测试类]
* @Author [songwang]
* @Date [2019/1/15 14:56]
* @Version [v1.0]
**/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {"classpath:spring-mvc-servlet.xml","classpath:applicationContext.xml","classpath:mybatis-config.xml"})
@WebAppConfiguration("src/main/webapp")
public class SystemTest {
@Autowired
private UserService userService;
@Test
public void testFindEmpById(){
Emp emp = userService.findEmpById(1);
System.out.println(JSON.toJSONString(emp));
}
}
测试结果
测试结果是出来了,但是我们发现
hiredate
字段是一串数字,这个显然不是我们想要的,我们想要的是一个日期,这个我们可以通过fastjson的一个注解就可以完成,通过format 就可以打印出指定格式的日期
重新执行效果: