idea整合SSM框架

配置maven

  • 一定要改为war

    <packaging>war</packaging>
    

    否则出现的错误:

    java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoa

  • 配置依赖

<dependencies>
    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-validator</artifactId>
        <version>5.4.1.Final</version>
    </dependency>
    <!-- hibernate-validator支持JSR303数据校验 -->

    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.12</version>
        <scope>test</scope>
    </dependency>
    <!--spring框架-->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-webmvc</artifactId>
        <version>5.3.14</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context</artifactId>
        <version>5.3.14</version>
    </dependency>

    <!-- Spring-Jdbc -->
    <!-- https://mvnrepository.com/artifact/org.springframework/spring-jdbc -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-jdbc</artifactId>
        <version>5.3.14</version>
    </dependency>

    <!--Spring-test -->
    <!-- https://mvnrepository.com/artifact/org.springframework/spring-test -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-test</artifactId>
        <version>5.3.14</version>
    </dependency>
    <!--文件的上传和下载-->
    <dependency>
        <groupId>commons-fileupload</groupId>
        <artifactId>commons-fileupload</artifactId>
        <version>1.3.3</version>
    </dependency>
    <!-- 日志 -->
    <dependency>
        <groupId>ch.qos.logback</groupId>
        <artifactId>logback-classic</artifactId>
        <version>1.2.3</version>
    </dependency>
    <!-- ServletAPI -->
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>3.1.0</version>
        <scope>provided</scope>
    </dependency>
	<!--jsp的标签库-->
    <dependency>
        <groupId>jstl</groupId>
        <artifactId>jstl</artifactId>
        <version>1.2</version>
    </dependency>
    <!-- Spring5和Thymeleaf整合包 -->
    <dependency>
        <groupId>org.thymeleaf</groupId>
        <artifactId>thymeleaf-spring5</artifactId>
        <version>3.0.12.RELEASE</version>
    </dependency>
    <!--将Java代码解析成json-->
    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-databind</artifactId>
        <version>2.12.1</version>
    </dependency>
    <!--alibabaDruid-->
    <dependency>
        <groupId>com.alibaba</groupId>
        <artifactId>druid</artifactId>
        <version>1.2.3</version>
    </dependency>
    <!--mybatis-->
    <dependency>
        <groupId>org.mybatis</groupId>
        <artifactId>mybatis</artifactId>
        <version>3.4.1</version>
    </dependency>
    <!--mybatisspring的适配包-->
    <dependency>
        <groupId>org.mybatis</groupId>
        <artifactId>mybatis-spring</artifactId>
        <version>1.3.1</version>
    </dependency>
    <dependency>
        <groupId>com.github.pagehelper</groupId>
        <artifactId>pagehelper</artifactId>
        <version>5.2.0</version>
    </dependency>
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <version>8.0.25</version>
    </dependency>
    <dependency>
        <groupId>org.mybatis.generator</groupId>
        <artifactId>mybatis-generator-core</artifactId>
        <version>1.3.5</version>
    </dependency>
    <!--ehcache-->
    <dependency>
        <groupId>org.mybatis.caches</groupId>
        <artifactId>mybatis-ehcache</artifactId>
        <version>1.2.1</version>
    </dependency>
</dependencies>

数据库

配置数据库信息

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

配置mgb文件

  • 数据源,生成注解相关的设置,实体类,SQL映射文件,映射接口
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE generatorConfiguration
        PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
        "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
<generatorConfiguration>
    <!--
        targetRuntime="MyBatis3Simple":生成简单版的CRUD
        "MyBatis3":豪华版
     -->
    <properties resource="jdbc.properties"/>
    <context id="DB2Tables" targetRuntime="MyBatis3">
            <!--去掉注解-->
        <commentGenerator>
            <property name="suppressAllComments" value="true"/>
            <property name="suppressDate" value="true"/>
        </commentGenerator>
        
        <!-- jdbcConnection:指定如何连接到目标数据库 -->
        <jdbcConnection driverClass="${jdbc.driver}"
                        connectionURL="${jdbc.url}"
                        userId="${jdbc.username}"
                        password="${jdbc.password}">
        </jdbcConnection>


        <javaTypeResolver >
            <property name="forceBigDecimals" value="false" />
        </javaTypeResolver>

        <!-- javaModelGenerator:指定javaBean的生成策略
        targetPackage="test.model":目标包名
        targetProject="\MBGTestProject\src":目标工程
        -->
        <javaModelGenerator targetPackage="com.beyondzy.bean"
                            targetProject="src/main/java">
            <property name="enableSubPackages" value="true" />
            <property name="trimStrings" value="true" />
        </javaModelGenerator>

        <!-- sqlMapGenerator:sql映射生成策略: -->
        <sqlMapGenerator targetPackage="mappers"
                         targetProject="src/main/resources">
            <property name="enableSubPackages" value="true" />
        </sqlMapGenerator>

        <!-- javaClientGenerator:指定mapper接口所在的位置 -->
        <javaClientGenerator type="XMLMAPPER" targetPackage="com.beyondzy.dao"
                             targetProject="src/main/java">
            <property name="enableSubPackages" value="true" />
        </javaClientGenerator>

        <!-- 指定要逆向分析哪些表:根据表要创建javaBean -->
        <table tableName="tbl_dept" domainObjectName="Department"></table>
        <table tableName="tbl_stu" domainObjectName="Student"></table>
    </context>
</generatorConfiguration>
  • 使用测试类生成代码
public void test1(){
    try {
        List<String> warnings = new ArrayList<String>();
        boolean overwrite = true;
        File configFile = new File(mbg.class.getClassLoader().getResource("mgb.xml").getFile());
        ConfigurationParser cp = new ConfigurationParser(warnings);
        Configuration config = cp.parseConfiguration(configFile);
        DefaultShellCallback callback = new DefaultShellCallback(overwrite);
        MyBatisGenerator myBatisGenerator = new MyBatisGenerator(config, callback, warnings);
        myBatisGenerator.generate(null);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

配置mybatis信息

<?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">
<!--环境配置-->
<configuration>
    <settings>
        <setting name="mapUnderscoreToCamelCase" value="true"/>
        <!--开启缓存-->
        <setting name="cacheEnabled" value="true"/>
    </settings>
    <plugins>
        <plugin interceptor="com.github.pagehelper.PageInterceptor">
            <!--分页参数合理化  -->
            <property name="reasonable" value="true"/>
        </plugin>
    </plugins>
</configuration>

配置spring配置文件

<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 https://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spring
        包括数据源,事务控制,xxx-->
    <!--数据源控制-->
    <context:component-scan base-package="com.beyondzy">
        <context:exclude-filter type="annotation"
                                expression="org.springframework.stereotype.Controller" />
    </context:component-scan>

    <context:property-placeholder location="classpath:jdbc.properties"></context:property-placeholder>
    <bean id="druidDataSource" class="com.alibaba.druid.pool.DruidDataSource">
        <property name="driverClassName" value="${jdbc.driver}"></property>
        <property name="url" value="${jdbc.url}"></property>
        <property name="username" value="${jdbc.username}"></property>
        <property name="password" value="${jdbc.password}"></property>
    </bean>
    <!--配置和mybatis的整合-->
    <bean id="sessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="configLocation" value="classpath:mybatis.xml"></property>
        <property name="dataSource" ref="druidDataSource"></property>
        <property name="mapperLocations" value="classpath:mappers/empMapper.xml"></property>
    </bean>
    <!--配置扫描器,将mybatis接口的实现加到IOC容器中-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <!--扫描所有实现dao的接口-->
        <property name="basePackage" value="com.beyondzy.dao"></property>
    </bean>
    <!--事务控制器-->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="druidDataSource"></property>
    </bean>
    <!-- 配置一个可以执行批量的sqlSession -->
    <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
        <constructor-arg name="sqlSessionFactory" ref="sessionFactory"></constructor-arg>
        <constructor-arg name="executorType" value="BATCH"></constructor-arg>
    </bean>
    <!--aop--->
    <!--事务增强-->
</beans>

springmvc

  • 配置springmvc

    • 扫描@controller
    • 开启注解驱动
    • 开启默认处理器
    • 视图解析器
<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 https://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc https://www.springframework.org/schema/mvc/spring-mvc.xsd">
<!--只对包含controller的注解进行扫描-->
    <context:component-scan base-package="com.beyondzy">
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>
    <!--配置视图解析器,方便页面返回  -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/views/"></property>
        <property name="suffix" value=".jsp"></property>
    </bean>

    <!--两个标准配置  -->
    <!-- 将springmvc不能处理的请求交给tomcat -->
    <mvc:default-servlet-handler/>
    <!-- 能支持springmvc更高级的一些功能,JSR303校验,快捷的ajax...映射动态请求 -->
    <mvc:annotation-driven/>
</beans>

目录结构

杀杀杀

  • webapp在main中
评论
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值