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SSM_框架整合(IDEA)

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SSM_框架整合(IDEA)

1. 配置文件

  • 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"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd">

    <import resource="spring-dao.xml"/>
    <import resource="spring-service.xml"/>
    <import resource="spring-mvc.xml"/>

</beans>

数据库 Mysql 8.0

  • database.properties

    jdbc.driver=com.mysql.cj.jdbc.Driver
    jdbc.url=jdbc:mysql://localhost:3306/runoob?useSSL=true&useUnicode=true&characterEncoding=utf8&serverTimezone=UTC
    jdbc.username=root
    jdbc.password=123456
  • 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>

    <typeAliases>
        <package name="org.zhxu.pojo"/>
    </typeAliases>
    <mappers>
        <mapper resource="org/zhxu/mapper/BookMapper.xml"/>
    </mappers>

</configuration>
  • 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"
           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">
        <!-- 配置整合mybatis -->
        <!-- 1.关联数据库文件 -->
        <context:property-placeholder location="classpath:database.properties"/>
    
        <!-- 2.数据库连接池 -->
        <!--数据库连接池
    dbcp  半自动化操作  不能自动连接
    c3p0  自动化操作(自动的加载配置文件 并且设置到对象里面)
        -->
        <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
            <!-- 配置连接池属性 -->
            <property name="driverClass" value="${jdbc.driver}"/>
            <property name="jdbcUrl" value="${jdbc.url}"/>
            <property name="user" value="${jdbc.username}"/>
            <property name="password" value="${jdbc.password}"/>
    
            <!-- c3p0连接池的私有属性 -->
            <property name="maxPoolSize" value="30"/>
            <property name="minPoolSize" value="10"/>
            <!-- 关闭连接后不自动commit -->
            <property name="autoCommitOnClose" value="false"/>
            <!-- 获取连接超时时间 -->
            <property name="checkoutTimeout" value="10000"/>
            <!-- 当获取连接失败重试次数 -->
            <property name="acquireRetryAttempts" value="2"/>
        </bean>
    
        <!-- 3.配置SqlSessionFactory对象 -->
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <!-- 注入数据库连接池 -->
            <property name="dataSource" ref="dataSource"/>
            <!-- 配置MyBaties全局配置文件:mybatis-config.xml -->
            <property name="configLocation" value="classpath:mybatis-config.xml"/>
        </bean>
    
        <!-- 4.配置扫描Dao接口包,动态实现Dao接口注入到spring容器中 -->
        <!--解释 : https://www.cnblogs.com/jpfss/p/7799806.html-->
        <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
            <!-- 注入sqlSessionFactory -->
            <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
            <!-- 给出需要扫描Dao接口包 -->
            <property name="basePackage" value="org.zhxu.dao"/>
        </bean>
    
    </beans>spring-mvc.xml
  • 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: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
        https://www.springframework.org/schema/mvc/spring-mvc.xsd">
    
        <!-- 配置SpringMVC -->
        <!-- 1.开启SpringMVC注解驱动 -->
        <mvc:annotation-driven />
        <!-- 2.静态资源默认servlet配置-->
        <mvc:default-servlet-handler/>
    
        <!-- 3.配置jsp 显示ViewResolver视图解析器 -->
        <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
            <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" />
            <property name="prefix" value="/WEB-INF/jsp/" />
            <property name="suffix" value=".jsp" />
        </bean>
    
        <!-- 4.扫描web相关的bean -->
        <context:component-scan base-package="org.zhxu.controller" />
    
    </beans>
  • spring-service.xml

    <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">
    
        <!-- 扫描service相关的bean -->
        <context:component-scan base-package="org.zhxu.service" />
    
        <!--BookServiceImpl注入到IOC容器中-->
        <bean id="BookServiceImpl" class="org.zhxu.service.BookServiceImpl">
            <property name="bookMapper" ref="bookMapper"/>
        </bean>
    
        <!-- 配置事务管理器 -->
        <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
            <!-- 注入数据库连接池 -->
            <property name="dataSource" ref="dataSource" />
        </bean>
    
    </beans>

注意点

技术图片

在Project Structure 中 Artifacts 里面 自己手动导入 lib 依赖 不然tomcat 关于bean 注解 页面404

SSM_框架整合(IDEA)

标签:local   xmlns   --   http   art   curl   自动连接   超时   库文件   

原文地址:https://www.cnblogs.com/ZHXU98/p/12244987.html

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