ssm整合

标签：exe   validator   适配   handle   context   mapping   setting   exec   com   

SpringMVC

1. web.xml

   a. 前端控制器servlet

   b. 中文乱码拦截器filter

   c. 支持rest风格的过滤器

2. spring-mvc.xml

   a. 扫描controller包

   b. 添加

   c. 视图解析器

   d. 静态资源拦截器

3. 添加controller层

spring

1. spring-core.xml

   a. 扫描除了controller包之外的其它包

   b. 声明式事务

2. web.xml

   a. 监听器(在web容器加载时加载)

Mybatis

1. 需要和spring进行整合

   a. 将sqlSessionFactory配置为spring的bean

   • 加入全局配置文件mybatis-config.xml
   • 配置数据源
   • 所有mapper映射文件

2. 将mapper的接口交给spring管理

pom依赖

<?xml version="1.0" encoding="UTF-8"?>
<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>org.example</groupId>
    <artifactId>ssm</artifactId>
    <version>1.0-SNAPSHOT</version>

    <properties>
        <SPRING.VERSION>5.2.6.RELEASE</SPRING.VERSION>
        <ASPECTJWEAVER.VERSION>1.9.5</ASPECTJWEAVER.VERSION>
    </properties>

    <dependencies>
        <!--springMVC-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${SPRING.VERSION}</version>
        </dependency>

        <!--数据校验-->
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-validator</artifactId>
            <version>5.1.0.Final</version>
        </dependency>

        <!--支持json传输的rest风格-->
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-core</artifactId>
            <version>2.10.3</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.10.3</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-annotations</artifactId>
            <version>2.10.3</version>
        </dependency>
        <!--srping-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aop</artifactId>
            <version>${SPRING.VERSION}</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjweaver</artifactId>
            <version>${ASPECTJWEAVER.VERSION}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aspects</artifactId>
            <version>${SPRING.VERSION}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-orm</artifactId>
            <version>${SPRING.VERSION}</version>
        </dependency>

        <!--spring-mybatis 适配器-->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>2.0.5</version>
        </dependency>


        <!--mybatis核心依赖-->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.5.5</version>
        </dependency>
        <!--连接池-->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>1.1.21</version>
        </dependency>
        <!--mysql 对应版本的连接器驱动-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.47</version>
        </dependency>
        <!-- log start -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.30</version>
        </dependency>
        <!--分页插件-->
        <dependency>
            <groupId>com.github.pagehelper</groupId>
            <artifactId>pagehelper</artifactId>
            <version>5.2.0</version>
        </dependency>
        <!--自动代码生成-->
        <dependency>
            <groupId>org.mybatis.generator</groupId>
            <artifactId>mybatis-generator-core</artifactId>
            <version>1.4.0</version>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>

    </dependencies>

</project>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<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_4_0.xsd"
         version="4.0">

    <!--监听web应用启动-->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
    <!--全局参数 :spring配置文件-->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring-core.xml</param-value>
    </context-param>

    <!--前端控制器-->
    <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-mvc.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>

    <!--解决中文乱码-->
    <filter>
        <filter-name>encodingFilter</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>encodingFilter</filter-name>
        <servlet-name>dispatcherServlet</servlet-name>
    </filter-mapping>

    <!--支持rest风格-->
    <filter>
        <filter-name>httpMethodFilter</filter-name>
        <filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>httpMethodFilter</filter-name>
        <servlet-name>dispatcherServlet</servlet-name>
    </filter-mapping>

</web-app>

spring-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: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/mvc https://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">

    <!--扫描controller包-->
    <!--<context:component-scan base-package="com.jiang.controller"></context:component-scan>-->
    <context:component-scan base-package="com.jiang" use-default-filters="false">
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

    <!--注解驱动，比加，配置访问静态资源 -->
    <mvc:annotation-driven></mvc:annotation-driven>

    <!--视图解析器-->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"  id="viewResolver">
        <property name="prefix" value="/WEB-INF/views/"></property>
        <property name="suffix" value=".jsp"></property>
    </bean>

    <!--静态资源解析-->
   <!-- <mvc:resources mapping="/assets/**" location="/WEB-INF/static/css/"></mvc:resources>-->
    <mvc:default-servlet-handler></mvc:default-servlet-handler>

</beans>

spring-core.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"
       xmlns:aop="http://www.springframework.org/schema/aop" xmlns:mybatis="http://mybatis.org/schema/mybatis-spring"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://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 https://www.springframework.org/schema/aop/spring-aop.xsd http://mybatis.org/schema/mybatis-spring http://mybatis.org/schema/mybatis-spring.xsd">
    <!--扫描除了controller之外的包-->
    <context:component-scan base-package="com.jiang">
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

    <!--引入外部属性文件-->
    <context:property-placeholder location="classpath:db.properties"></context:property-placeholder>

    <!--创建Druid连接池-->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
        <property name="driverClassName" value="${mysql.driver}"></property>
        <property name="url" value="${mysql.url}"></property>
        <property name="username" value="${mysql.username}"></property>
        <property name="password" value="${mysql.password}"></property>
    </bean>

    <!--声明式事务-->
    <bean class="org.springframework.jdbc.datasource.DataSourceTransactionManager" id="transactionManager">
        <property name="dataSource" ref="dataSource"></property>
    </bean>
    <!--基于驱动-->
    <tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>

    <!--用于声明事务切入的所有方法-->
    <aop:config>
        <aop:pointcut id="transactionCut" expression="execution(* com.jiang.service.impl.*.*(..))"/>
    </aop:config>

    <!--用来明确切点匹配到的方法哪些方法需要使用事务-->
    <tx:advice id="advice" transaction-manager="transactionManager">
        <tx:attributes>
            <!--可以使用通配符-->
            <tx:method name="add*"/>
            <tx:method name="update*"/>
            <tx:method name="delete*"/>
            <tx:method name="get*" read-only="true" propagation="SUPPORTS"></tx:method>
            <tx:method name="query*" read-only="true"></tx:method>
        </tx:attributes>
    </tx:advice>

    <bean class="org.mybatis.spring.SqlSessionFactoryBean" id="sqlSessionFactory">
        <property name="dataSource" ref="dataSource"></property>
        <property name="mapperLocations" value="classpath:com/jiang/mapper/*.xml"></property>
        <property name="configLocation" value="classpath:mybatis.xml"></property>
    </bean>
    <!--将mapper接口交给spring管理-->
    <mybatis:scan base-package="com.jiang.mapper"></mybatis:scan>

</beans>

mybatis-config.xml

<?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>
        <setting name="jdbcTypeForNull" value="NULL"/>
        <!--驼峰命名生效，column不用写，写了column，驼峰命名就失效了，必须指定property-->
        <setting name="mapUnderscoreToCamelCase" value="TRUE"/>
        <!--一级缓存：默认 SESSION  失效：STATEMENT-->
        <setting name="localCacheScope" value="SESSION"/>
        <!--二级缓存:默认开启 -->
        <setting name="cacheEnabled" value="true"/>
    </settings>

    <typeAliases>
        <package name="com.jiang.pojo"/>
    </typeAliases>

    <plugins>
        <!-- com.github.pagehelper为PageHelper类所在包名 -->
        <plugin interceptor="com.github.pagehelper.PageInterceptor">
            <!-- 使用下面的方式配置参数，后面会有所有的参数介绍 -->
            <property name="reasonable" value="true"/>
        </plugin>
    </plugins>
</configuration>

ssm整合

标签：exe   validator   适配   handle   context   mapping   setting   exec   com   

原文地址：https://www.cnblogs.com/jqccan/p/14619207.html