您的位置: 首页  >  IT文章  >  mybatis+spring

mybatis+spring

分类: IT文章 • 2022-08-03 15:25:20
场景：mybatis+spring初始整合

mybatis+spring初步整合

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
	<display-name>Archetype Created Web Application</display-name>

<!-- 指定Spring Bean的配置文件所在目录。默认配置在WEB-INF目录下 -->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:conf/applicationContext*.xml</param-value>
	</context-param>
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	<servlet>
		<servlet-name>springMVC</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<load-on-startup>1</load-on-startup>
	</servlet>
	<servlet-mapping>
		<servlet-name>springMVC</servlet-name>
		<url-pattern>*.do</url-pattern>
	</servlet-mapping>
	<!-- 默认放在classpath下，就不需要这里指定 -->
	<context-param>
		<param-name>log4jConfigLocation</param-name>
		<param-value>classpath:conf/log4j.properties</param-value>
	</context-param>
	<listener>
		<listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
	</listener>
	<!--*********  编码格式过滤器  *********-->
	<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>
	</filter>
	<filter-mapping>
		<filter-name>EncodingFilter</filter-name>
		<url-pattern>*.do</url-pattern>
	</filter-mapping>

	<welcome-file-list>
		<welcome-file>index.jsp</welcome-file>
	</welcome-file-list>
</web-app>

 springMVC-servlet.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:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation="
    http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context-3.2.xsd
    http://www.springframework.org/schema/mvc
    http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">
	<context:annotation-config />
	<!-- 扫描controller（controller层注入） -->
	<context:component-scan base-package="cn.springmvc.controller" />

	<!-- 避免IE在ajax请求时，返回json出现下载 -->
	<bean id="jacksonMessageConverter" class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
		<property name="supportedMediaTypes">
			<list>
				<value>text/html;charset=UTF-8</value>
			</list>
		</property>
	</bean>

	<!-- 对模型视图添加前后缀 -->
	<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver" p:prefix="/WEB-INF/jsp/" p:suffix=".jsp" />
</beans>

 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" 
	xmlns:context="http://www.springframework.org/schema/context" 
	xmlns:aop="http://www.springframework.org/schema/aop" 
	xmlns:tx="http://www.springframework.org/schema/tx" 
	xmlns:p="http://www.springframework.org/schema/p" 
	xsi:schemaLocation="
            http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
            http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
            http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
            http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd">

	<context:annotation-config />
	<context:component-scan base-package="cn.springmvc" />
	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
		<property name="driverClassName" value="com.mysql.jdbc.Driver">
		</property>
		<property name="url" value="jdbc:mysql://localhost:3306/myoa?useUnicode=true&amp;characterEncoding=UTF-8">
		</property>
		<property name="username" value="root"></property>
		<property name="password" value="system"></property>
	</bean>

	<!-- mybatis文件配置，扫描所有mapper文件  configLocation为mybatis属性 mapperLocations为所有mapper-->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean" p:dataSource-ref="dataSource" p:configLocation="classpath:conf/mybatis-config.xml" p:mapperLocations="classpath:mapper/*.xml" />

	<!-- spring与mybatis整合配置，扫描所有dao -->
	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer" p:basePackage="cn.springmvc.dao" p:sqlSessionFactoryBeanName="sqlSessionFactory" />

	<!-- 对数据源进行事务管理 -->
	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager" p:dataSource-ref="dataSource" />
</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>
        <!-- 命名空间 -->
    <typeAliases>
         <typeAlias alias="User" type="cn.springmvc.model.User"/>
    </typeAliases>
    <!-- 映射map -->
    <mappers>
    </mappers>
</configuration>

 log4j.properties

 

log4j.rootLogger = debug , stdout , D
 
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [%c]-[%p] %m%n
 
log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
log4j.appender.D.File = c:/error.log
log4j.appender.D.Append = true
log4j.appender.D.Threshold = ERROR
log4j.appender.D.layout = org.apache.log4j.PatternLayout
log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n

 userMapper.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="cn.springmvc.dao.UserDAO">

	<insert id="insertUser" parameterType="User" keyProperty="id">
		insert into days_user(
		state,
		nickname)
		values
		(
		#{state},
		#{nickname})
         </insert>

</mapper>

 

package cn.springmvc.test;

import org.junit.Before;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import cn.springmvc.model.User;
import cn.springmvc.service.UserService;

public class UserTest {
	private UserService userService;
	@Before
	public void before() {
		@SuppressWarnings("resource")
		ApplicationContext context = new ClassPathXmlApplicationContext(new String[] { "classpath:applicationContext.xml", "classpath:mybatis-config.xml" });
		userService = (UserService) context.getBean("userService");
	}

	@Test
	public void addUser() {
		User user = new User();
		user.setNickname("你好");
		user.setState(2);
		System.out.println(userService.insertUser(user));
	}
}

 

package cn.springmvc.service;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import cn.springmvc.dao.UserDAO;
import cn.springmvc.model.User;

@Service
public class UserService {
	@Autowired
	private UserDAO userDAO;
	public int insertUser(User user) {
		return userDAO.insertUser(user);
	}
}

 

package cn.springmvc.model;
 
 
/**
 * 用户表
 */
public class User {
 
    private int id;
    private int state;
    private String nickname;
    public int getId() {
        return id;
    }
    public void setId(int id) {
        this.id = id;
    }
    public int getState() {
        return state;
    }
    public void setState(int state) {
        this.state = state;
    }
    public String getNickname() {
        return nickname;
    }
    public void setNickname(String nickname) {
        this.nickname = nickname;
    }
}

 

package cn.springmvc.dao;
 
import cn.springmvc.model.User;
 
 
public interface UserDAO {
 
    /**
     * 添加新用户
     * @param user
     * @return
     */
    public int insertUser(User user);
     
     
}

 

package cn.springmvc.controller;

import javax.servlet.http.HttpServletRequest;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

import cn.springmvc.model.User;
import cn.springmvc.service.UserService;

@Controller
@RequestMapping("/test.do")
public class UserController {
	@Autowired
	private UserService userService;

	@RequestMapping(params = "method=login")
	public String index( HttpServletRequest request) {
		User user = new User();
		user.setNickname("gg");
		user.setState(2);
		System.out.println(userService.insertUser(user));
		return "index";
	}

}

 

<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>jms</groupId>
	<artifactId>jms</artifactId>
	<packaging>war</packaging>
	<version>0.0.1-SNAPSHOT</version>
	<name>jms</name>
	<url>http://maven.apache.org</url>
	<properties>
		<spring.version>3.2.4.RELEASE</spring.version>
		<mybatis.version>3.2.4</mybatis.version>
		<slf4j.version>1.6.6</slf4j.version>
		<log4j.version>1.2.9</log4j.version>
	</properties>
	<dependencies>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-core</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-web</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-oxm</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-tx</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</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-aop</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-context-support</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aop</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-test</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>${mybatis.version}</version>
		</dependency>
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.2.2</version>
		</dependency>
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.29</version>
		</dependency>
		<dependency>
			<groupId>org.codehaus.jackson</groupId>
			<artifactId>jackson-mapper-asl</artifactId>
			<version>1.9.13</version>
		</dependency>
		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>${log4j.version}</version>
		</dependency>
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-api</artifactId>
			<version>${slf4j.version}</version>
		</dependency>
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-log4j12</artifactId>
			<version>${slf4j.version}</version>
		</dependency>

		<dependency>
			<groupId>commons-dbcp</groupId>
			<artifactId>commons-dbcp</artifactId>
			<version>1.4</version>
		</dependency>
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.5</version>
		</dependency>


	</dependencies>
	<build>
		<finalName>jms</finalName>
		<plugins>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-war-plugin</artifactId>
				<version>2.1.1</version>
				<configuration>
					<webXml>webapp\WEB-INF\web.xml</webXml>
				</configuration>
			</plugin>
		</plugins>
	</build>

</project>

 

 

相关推荐