Spring SpringMVC,Spring整合MyBatis 事務(wù)配置的詳細(xì)流程
整合思路
(1)SSM是什么?
Spring,SpringMVC,Mybastis
(2)思路
搭建整合的環(huán)境,初始化環(huán)境
搭建Spring環(huán)境,配置完成并測(cè)試 (service層)
再使用Spring整合MyBatis框架,并測(cè)試(Dao層)
最后使用Spring整合SpringMVC框架,并測(cè)試(web層)
SSM搭建環(huán)境
(1)數(shù)據(jù)庫(kù)創(chuàng)建ssm
(2)創(chuàng)建maven工程
(3)git (創(chuàng)建.gitignore來(lái)過(guò)濾不用提交的文件)
(4)依賴框架
(5)log4j.properties
數(shù)據(jù)庫(kù)準(zhǔn)備
create database ssm; use ssm; create table person( id int primary key auto_increment, `name` varchar(20), password varchar(20), money double );
pom.xml
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<spring.version>5.2.9.RELEASE</spring.version>
<slf4j.version>1.6.6</slf4j.version>
<log4j.version>1.2.12</log4j.version>
<mysql.version>5.1.6</mysql.version>
<mybatis.version>3.4.5</mybatis.version>
</properties>
<dependencies>
<!-- spring -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.6.8</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</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>${spring.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>jstl</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!-- log start -->
<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>${slf4j.version}</version>
</dependency>
<!-- mybatis -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>${mybatis.version}</version>
</dependency>
<!-- spring Mybatis-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.0</version>
</dependency>
<dependency>
<groupId>c3p0</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.1.2</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
</dependencies>
log4j.properties
# Set root category priority to INFO and its only appender to CONSOLE.
#log4j.rootCategory=INFO, CONSOLE debug info warn error fatal
log4j.rootCategory=debug, CONSOLE, LOGFILE
# Set the enterprise logger category to FATAL and its only appender to CONSOLE.
log4j.logger.org.apache.axis.enterprise=FATAL, CONSOLE
# CONSOLE is set to be a ConsoleAppender using a PatternLayout.
log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
log4j.appender.CONSOLE.layout.ConversionPattern=%d{ISO8601} %-6r [%15.15t] %-5p %30.30c %x - %m\n
# LOGFILE is set to be a File appender using a PatternLayout.
# 輸出到控制臺(tái)
log4j.appender.LOGFILE=org.apache.log4j.FileAppender
# 輸出到日志文件
log4j.appender.LOGFILE.File=E:\logFile\SSM\ssm.log
log4j.appender.LOGFILE.Append=true
log4j.appender.LOGFILE.layout=org.apache.log4j.PatternLayout
log4j.appender.LOGFILE.layout.ConversionPattern=%d{ISO8601} %-6r [%15.15t] %-5p %30.30c %x - %m\n
搭建Spring環(huán)境,配置完成并測(cè)試 (service層)
思路
(1)編寫(xiě)業(yè)務(wù)類(lèi)調(diào)用測(cè)試邏輯
》TestPersonService
》IPersonService PersonServiceImpl
》Person
(2)applicationContext.xml
(3)配置組件掃描 – 驗(yàn)證IOC
(4)配置哪些不掃描
(5)驗(yàn)證DI
》IPersonDao PersonDaoImpl
TestPersonService
package com.zx.service;
import com.zx.domain.Person;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import java.util.ArrayList;
import java.util.List;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:applicationContext.xml")
public class TestPersonService {
@Autowired
IPersonService personService;
@Test
public void test(){
Person person=new Person(1,"rose","123456",1000.00);
List<Person> list= personService.findAll();
System.out.println(list);
personService.save(person);
}
}
IPersonService
package com.zx.service;
import com.zx.domain.Person;
import java.util.List;
public interface IPersonService {
List<Person> findAll();
void save(Person person);
void saves(List<Person> personList);
}
PersonServiceImpl
package com.zx.service;
import com.zx.dao.IPersonDao;
import com.zx.dao.PersonDaoImpl;
import com.zx.domain.Person;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class PersonServiceImpl implements IPersonService {
@Qualifier("IPersonDao")
@Autowired
private IPersonDao personDao;
@Override
public List<Person> findAll() {
List<Person> list=personDao.findAll();
System.out.println(list);
return list;
}
@Override
public void save(Person person) {
personDao.save(person);
}
@Override
public void saves(List<Person> personList) {
for(int i=0;i<personList.size();i++){
personDao.save(personList.get(i));
}
}
}
Person
package com.zx.domain;
public class Person {
private int id;
private String name;
private String password;
private double money;
省略....
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" 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/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd"> <!-- 設(shè)置掃描包,包下設(shè)置注解@Service @Repository @Component @AutoWried--> <context:component-scan base-package="com.zx"> <!-- 由于springmvc的controller是由springmvc來(lái)掃描,需要將controller排除在外--> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/> </context:component-scan> <!--將SqlMapConfig.xml的數(shù)據(jù)配置到spring中 四大信息--> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/ssm"></property> <property name="driverClass" value="com.mysql.jdbc.Driver"></property> <property name="user" value="root"></property> <property name="password" value="123456"></property> </bean> <!-- session工廠--> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource"/> <!-- com.zx.domain.Person person--> <property name="typeAliasesPackage" value="com.zx.domain"/> </bean> <!-- IPersonDao.xml的映射 IPersonDao.java--> <bean id="mapperScanner" class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.zx.dao"/> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/> </bean> <!--配置Spring框架聲明式事務(wù)管理--> <!--配置事務(wù)管理器--> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource" /> </bean> <tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="find*" read-only="true"/> <tx:method name="*" isolation="DEFAULT"/> </tx:attributes> </tx:advice> <!--配置AOP增強(qiáng)--> <aop:config> <aop:pointcut id="service" expression="execution(* com.zx.service.*ServiceImpl.*(..))"/> <aop:advisor advice-ref="txAdvice" pointcut-ref="service"/> </aop:config> </beans>
Spring整合Mybatis
配置Mybatis(原來(lái)沒(méi)用spring的)
)
(1)SqlMapConfig.xml
》》指定四大信息:賬號(hào)密碼ip端口
》》指定domain別名
》》指定映射文件
(2)編寫(xiě)測(cè)試
》》保存
》》查詢
SqlMapConfig.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> <!-- 別名 com.wzx.domain.Person person--> <typeAliases> <package name="com.zx.domain"/> </typeAliases> <environments default="mysql"> <environment id="mysql"> <transactionManager type="JDBC"/> <dataSource type="POOLED"> <property name="driver" value="com.mysql.jdbc.Driver"/> <property name="url" value="jdbc:mysql://localhost:3306/ssm"/> <property name="username" value="root"/> <property name="password" value="123456"/> </dataSource> </environment> </environments> <!-- 核心 配置文件掃描到映射文件--> <mappers> <package name="com.zx.dao"/> </mappers> </configuration>
TestMyBatis
public class TestMyBatis {
private SqlSession session;
@Before
public void init(){
// 加載配置文件
InputStream in = TestMyBatis.class.getClassLoader().getResourceAsStream("SqlMapConfig.xml");
// 創(chuàng)建SqlSessionFactory對(duì)象
SqlSessionFactory factory = new SqlSessionFactoryBuilder().build(in);
// 創(chuàng)建SqlSession對(duì)象
session = factory.openSession();
}
@After
public void destory(){
session.commit();
session.close();
}
@Test
public void test01(){
//最核心對(duì)象是session
// System.out.println(session);
//Mybastis的特點(diǎn)是sql與代碼是分開(kāi)的,需要映射文件
IPersonDao dao = session.getMapper(IPersonDao.class);
List<Person> list = dao.findAll();
System.out.println(list);
}
@Test
public void test02(){
//最核心對(duì)象是session
IPersonDao dao = session.getMapper(IPersonDao.class);
dao.save(new Person("tony",200.00));
}
}
IPersonDao.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="com.zx.dao.IPersonDao">
<select id="findAll" resultType="person">
select * from person;
</select>
<insert id="save" parameterType="person">
insert into person (name,money)values(#{name},#{money})
</insert>
</mapper>
Spring整合Mybatis
(1)Spring整合MyBatis需要添加整合包
(2)什么是mybatis-spring
MyBatis-Spring 會(huì)幫助你將 MyBatis 代碼無(wú)縫地整合到 Spring 中。它將允許 MyBatis 參與到 Spring 的事務(wù)管理之中,創(chuàng)建映射器 mapper 和 SqlSession 并注入到 bean 中
不需要調(diào)用 session.getMapper(IpersonDao.class)
session.commit()
session.close()
(在測(cè)試Spring整合Mybatis時(shí)先不給DepartmentImpl加注解)
pom.xml
<dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.3.0</version> </dependency>
applicationContext.xml
將SqlMapConfig.xml的數(shù)據(jù)配置到spring中
<!-- 四大信息--> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/ssm"></property> <property name="driverClass" value="com.mysql.jdbc.Driver"></property> <property name="user" value="root"></property> <property name="password" value="123456"></property> </bean> <!-- session工廠--> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource"/> <!-- com.wzx.domain.Person person--> <property name="typeAliasesPackage" value="com.wzx.domain"/> </bean> <!-- IPersonDao.xml IPersonDao.java--> <bean id="mapperScanner" class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.zx.dao"/> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
TestPersonDao
package com.zx.dao;
import com.zx.domain.Person;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.jdbc.Sql;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:applicationContext.xml")
public class TestPersonDao {
private SqlSession sqlSession;
@Qualifier("IPersonDao")
@Autowired
IPersonDao personDao;
@Test
public void test01(){
System.out.println(personDao);
/* List<Person> list=personDao.findAll();
System.out.println(list);*/
personDao.save(new Person(3,"jackma","123456",12222222.00));
}
}
Spring管理事務(wù)
(1)表達(dá)式設(shè)置有哪些serivce方法需要事務(wù)管理(2)通知設(shè)置 增刪改業(yè)務(wù)方法 都要事務(wù)管理 具體對(duì)應(yīng)的事務(wù)
applicationContext.xml
<!--配置Spring框架聲明式事務(wù)管理--> <!--配置事務(wù)管理器--> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource" /> </bean> <tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="find*" read-only="true"/> <tx:method name="*" isolation="DEFAULT"/> </tx:attributes> </tx:advice> <!--配置AOP增強(qiáng)--> <aop:config> <aop:pointcut id="service" expression="execution(* com.wzx.service.impl.*ServiceImpl.*(..))"/> <aop:advisor advice-ref="txAdvice" pointcut-ref="service"/> </aop:config>
TestPersonService
@Test
public void test02(){
List<Person> personList = new ArrayList<>();
personList.add(new Person("jack",100.00));
personList.add(new Person("rose",200.00));
personList.add(new Person("tony",300.00));
personService.saves(personList);
}
使用Spring整合SpringMVC框架,并測(cè)試(web層)
(1)web.xml中配置前端控制器DispatcherServlet
SpringMVC的核心就是DispatcherServlet,DispatcherServlet實(shí)質(zhì)也是一個(gè)HttpServlet。DispatcherSevlet負(fù)責(zé)將請(qǐng)求分發(fā),所有的請(qǐng)求都有經(jīng)過(guò)它來(lái)統(tǒng)一分發(fā)。
(2)web.xml中配置編碼過(guò)濾器CharacterEncodingFilter
在 SpringMVC 中,框架直接給我們提供了一個(gè)用來(lái)解決請(qǐng)求和響應(yīng)的亂碼問(wèn)題的過(guò)濾器 CharacterEncodingFilter
(3)web.xml中配置編碼監(jiān)聽(tīng)器ContextLoaderListener
web.xml中的配置文件中ContextLoaderListener作為監(jiān)聽(tīng)器,會(huì)監(jiān)聽(tīng)web容器相關(guān)事件,在web容器啟動(dòng)或者關(guān)閉時(shí)觸發(fā)執(zhí)行響應(yīng)程序
web.xml 配置DispatcherServlet,CharacterEncodingFilter,ContextLoaderListener
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd" > <web-app> <display-name>Archetype Created Web Application</display-name> <!--設(shè)置配置文件的路徑 service dao--> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param> <!--解決中文亂碼的過(guò)濾器--> <filter> <filter-name>characterEncodingFilter</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>characterEncodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!--配置Spring的監(jiān)聽(tīng)器,默認(rèn)只加載WEB-INF目錄下的applicationContext.xml配置文件--> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!--配置前端控制器 controller--> <servlet> <servlet-name>dispatcherServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <!--加載springmvc.xml配置文件--> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:springmvc.xml</param-value> </init-param> <!--啟動(dòng)服務(wù)器,創(chuàng)建該servlet--> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>dispatcherServlet</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> </web-app>
springmvc.xml
(1)springmvc中配置視圖解析器,組件掃描,注解驅(qū)動(dòng)
(2)配置springmvc對(duì)資源文件的放行
(3)編寫(xiě)一個(gè)PersonController測(cè)試
(4)編寫(xiě)一個(gè)list.jsp頁(yè)面進(jìn)行展示數(shù)據(jù)
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" 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 http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd"> <!--springmvc是web層 UserController @Controller --> <!-- 打開(kāi)組件掃描--> <context:component-scan base-package="com.zx"> <!-- 只處理帶@Controller的請(qǐng)求--> <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/> </context:component-scan> <!--配置的視圖解析器對(duì)象 /WEB-INF/pages/success.jsp --> <bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/WEB-INF/pages/"/> <property name="suffix" value=".jsp"/> </bean> <!--過(guò)濾靜態(tài)資源 .js .css png--> <mvc:resources location="/css/" mapping="/css/**" /> <mvc:resources location="/images/" mapping="/images/**" /> <mvc:resources location="/js/" mapping="/js/**" /> <!--開(kāi)啟SpringMVC注解的支持 @RequestMapping @RequestBody @ResponseBody--> <mvc:annotation-driven/> </beans>
PersonController
@Controller
@RequestMapping("/person")
public class PersonController {
@Autowired
private IPersonService personService;
@RequestMapping(path="/list",method = RequestMethod.GET)
public String list(Model model){
//顯示所有的person數(shù)據(jù)
List<Person> list = personService.findAll();
System.out.println("list() list= "+list);
//數(shù)據(jù)放在Model對(duì)象,由Model傳給頁(yè)面
model.addAttribute("list",list);//參1 key 參2 value
return "list";
}
}
list.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
<title>Title</title>
</head>
<body>
<table border="1px" width="100%">
<c:forEach items="${list}" var="person">
<tr>
<td>${person.id}</td>
<td>${person.name}</td>
<td>${person.money}</td>
</tr>
</c:forEach>
</table>
</body>
</html>
到此這篇關(guān)于Spring SpringMVC,Spring整合MyBatis 事務(wù)配置的詳細(xì)流程的文章就介紹到這了,更多相關(guān)SSM整合內(nèi)容請(qǐng)搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家!
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