springMVC中整合Mybatis:
pom文件:
<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>com.hurricane.learn</groupId> <artifactId>concurent</artifactId> <version>0.0.1-SNAPSHOT</version> <properties> <junit.version>4.10</junit.version> <slf4j.version>1.7.25</slf4j.version> <jstl.version>1.2</jstl.version> <servlet-api.version>3.1.0</servlet-api.version> <jsp-api.version>2.0</jsp-api.version> <spring.version>4.3.10.RELEASE</spring.version> <jackson.version>2.9.0</jackson.version> <mybatis-spring.version>1.2.2</mybatis-spring.version> <mysql.driver.version>5.1.30</mysql.driver.version> <mybatis.version>3.2.8</mybatis.version> <druid.version>1.0.11</druid.version> </properties> <packaging>war</packaging> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>${junit.version}</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>${slf4j.version}</version> </dependency> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>${jstl.version}</version> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>${servlet-api.version}</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>jsp-api</artifactId> <version>${jsp-api.version}</version> <scope>provided</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>${jackson.version}</version> </dependency> <!-- jdbc driver --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysql.driver.version}</version> </dependency> <!-- PERSISTENCE end --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${spring.version}</version> </dependency> <!-- MyBatis --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>${mybatis.version}</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>${mybatis-spring.version}</version> </dependency> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>${druid.version}</version> </dependency> </dependencies> </project>
springmvc的配置文件:
<?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" 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"> <!-- 引入配置文件 --> <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="location" value="classpath:db.properties" /> </bean> <context:component-scan base-package="com.hurricane.learn.concurent" /> <mvc:annotation-driven></mvc:annotation-driven> <!-- 视图层配置 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" /> <property name="prefix" value="/WEB-INF/pages/" /> <property name="suffix" value=".jsp" /> </bean> <mvc:resources location="/" mapping="/res/**"></mvc:resources> <!-- dataSource配置 --> <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close"> <property name="driverClassName" value="${jdbc.driverClassName}" /> <property name="url" value="${jdbc.url}" /> <property name="username" value="${jdbc.username}" /> <property name="password" value="${jdbc.password}" /> <property name="filters" value="log4j" /> <property name="maxActive" value="5" /> <property name="initialSize" value="1" /> <property name="maxWait" value="6000" /> </bean> <!-- MyBatis begin --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <!-- 上面配置好的数据源 --> <property name="dataSource" ref="dataSource" /> <!-- SQL映射文件 --> <property name="mapperLocations" value="classpath:dao/*.xml" /> <!-- mybatis的配置文件,可以没有 --> <!-- <property name="configLocation" value="classpath:mybatis-config.xml"></property> --> </bean> <bean id="mapperScannerConfigurer" class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" /> <property name="basePackage" value="com.hurricane.learn.concurent.dao" /> </bean> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource"/> </bean> </beans>
数据库链接配置db.properties:
jdbc.driverClassName = com.mysql.jdbc.Driver jdbc.url = jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=UTF-8 jdbc.username = root jdbc.password = root
mybatis的sql映射文件:
<?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="com.hurricane.learn.concurent.dao.IndexDao"> <select id="testMybatis" resultType="map"> select * from stu </select> </mapper>
dao层java文件:
package com.hurricane.learn.concurent.dao; import java.util.List; import java.util.Map; public interface IndexDao { List<Map> testMybatis(Map map); }
service层:
package com.hurricane.learn.concurent.service; import java.util.List; import java.util.Map; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.slf4j.Marker; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; import com.hurricane.learn.concurent.dao.IndexDao; @Component public class IndexService { private static Logger logger = LoggerFactory.getLogger(IndexService.class); private IndexDao indexDao; @Autowired public void setIndexDao(IndexDao indexDao) { this.indexDao = indexDao; } public void testMybatis() { List<Map> testMybatis = indexDao.testMybatis(null); for (Map map : testMybatis) { logger.trace(map.toString()); } } }
以上。