Spring框架引入MyBatis框架并完成带有事务控制的service实现-----Spring框架

分手后的思念是犯贱 2024-03-02 03:04 52阅读 0赞

>     <?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">
>     
>         <context:component-scan base-package="com.powernode.bank"></context:component-scan>
>     
>         <context:property-placeholder location="jdbc.properties"></context:property-placeholder>
>     
>         <bean id="dataSource" 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>
>     
>         <bean class="org.mybatis.spring.SqlSessionFactoryBean">
>     
>             <property name="dataSource" ref="dataSource"></property>
>     
>             <property name="configLocation" value="mybatis-config.xml"></property>
>     
>             <property name="typeAliasesPackage" value="com.powernode.bank.pojo"></property>
>         </bean>
>     
>         <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
>             <property name="basePackage" value="com.powernode.bank.mappers"></property>
>         </bean>
>     
>         <bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
>             <property name="dataSource" ref="dataSource"></property>
>         </bean>
>     
>         <tx:annotation-driven transaction-manager="txManager"></tx:annotation-driven>
>     </beans>
> 
>     <?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">
>     
>         <context:component-scan base-package="com.powernode.bank"></context:component-scan>
>     
>         <context:property-placeholder location="jdbc.properties"></context:property-placeholder>
>     
>         <bean id="dataSource" 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>
>     
>         <bean class="org.mybatis.spring.SqlSessionFactoryBean">
>     
>             <property name="dataSource" ref="dataSource"></property>
>     
>             <property name="configLocation" value="mybatis-config.xml"></property>
>     
>             <property name="typeAliasesPackage" value="com.powernode.bank.pojo"></property>
>         </bean>
>     
>         <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
>             <property name="basePackage" value="com.powernode.bank.mappers"></property>
>         </bean>
>     
>         <bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
>             <property name="dataSource" ref="dataSource"></property>
>         </bean>
>     
>         <tx:annotation-driven transaction-manager="txManager"></tx:annotation-driven>
>     </beans>

>     package com.powernode.bank.service.impl;
>     
>     import com.powernode.bank.mappers.AccountMapper;
>     import com.powernode.bank.pojo.Account;
>     import com.powernode.bank.service.AccountService;
>     import org.springframework.stereotype.Service;
>     import org.springframework.transaction.annotation.Transactional;
>     
>     import javax.annotation.Resource;
>     import java.util.List;
>     @Service("accountService")
>     @Transactional
>     public class AccountServiceImpl implements AccountService
>     {
>         @Resource
>         private AccountMapper accountMapper;
>         @Override
>         public int save(Account act) {
>             return accountMapper.insert(act);
>         }
>     
>         @Override
>         public int deleteByActno(String actno) {
>             return accountMapper.deleteByActno(actno);
>         }
>     
>         @Override
>         public int modify(Account account) {
>             return accountMapper.update(account);
>         }
>     
>         @Override
>         public Account getByActno(String actno) {
>             return accountMapper.selectByActno(actno);
>         }
>     
>         @Override
>         public List<Account> getAll() {
>             return accountMapper.selectAll();
>         }
>     
>         @Override
>         public void transfer(String fromAct, String toAct, double money) {
>             Account fromAccount = accountMapper.selectByActno(fromAct);
>             Account toAccount = accountMapper.selectByActno(toAct);
>             if(fromAccount.getBalance() < money)
>             {
>                 throw new RuntimeException();
>             }
>             fromAccount.setBalance(fromAccount.getBalance() - money);
>             toAccount.setBalance(toAccount.getBalance() + money);
>             int count = accountMapper.update(fromAccount);
>             //模拟异常
>             String s = null;
>             s.toString();
>             count = count + accountMapper.update(toAccount);
>             if(count != 2)
>             {
>                 throw new RuntimeException();
>             }
>         }
>     }
> 
>     package com.powernode.bank.service.impl;
>     
>     import com.powernode.bank.mappers.AccountMapper;
>     import com.powernode.bank.pojo.Account;
>     import com.powernode.bank.service.AccountService;
>     import org.springframework.stereotype.Service;
>     import org.springframework.transaction.annotation.Transactional;
>     
>     import javax.annotation.Resource;
>     import java.util.List;
>     @Service("accountService")
>     @Transactional
>     public class AccountServiceImpl implements AccountService
>     {
>         @Resource
>         private AccountMapper accountMapper;
>         @Override
>         public int save(Account act) {
>             return accountMapper.insert(act);
>         }
>     
>         @Override
>         public int deleteByActno(String actno) {
>             return accountMapper.deleteByActno(actno);
>         }
>     
>         @Override
>         public int modify(Account account) {
>             return accountMapper.update(account);
>         }
>     
>         @Override
>         public Account getByActno(String actno) {
>             return accountMapper.selectByActno(actno);
>         }
>     
>         @Override
>         public List<Account> getAll() {
>             return accountMapper.selectAll();
>         }
>     
>         @Override
>         public void transfer(String fromAct, String toAct, double money) {
>             Account fromAccount = accountMapper.selectByActno(fromAct);
>             Account toAccount = accountMapper.selectByActno(toAct);
>             if(fromAccount.getBalance() < money)
>             {
>                 throw new RuntimeException();
>             }
>             fromAccount.setBalance(fromAccount.getBalance() - money);
>             toAccount.setBalance(toAccount.getBalance() + money);
>             int count = accountMapper.update(fromAccount);
>             //模拟异常
>             String s = null;
>             s.toString();
>             count = count + accountMapper.update(toAccount);
>             if(count != 2)
>             {
>                 throw new RuntimeException();
>             }
>         }
>     }

>     package com.powernode.spring6.Test;
>     
>     import com.powernode.bank.service.AccountService;
>     import org.slf4j.Logger;
>     import org.slf4j.LoggerFactory;
>     import org.springframework.context.ApplicationContext;
>     import org.springframework.context.support.ClassPathXmlApplicationContext;
>     
>     public class Test
>     {
>         private static final Logger logger = LoggerFactory.getLogger(Test.class);
>         @org.junit.Test
>         public void Test()
>         {
>             ApplicationContext applicationContext = new ClassPathXmlApplicationContext("spring.xml");
>             AccountService accountService = applicationContext.getBean("accountService", AccountService.class);
>             try
>             {
>                 accountService.transfer("act-001","act-002",10000);
>             }
>             catch (Exception e)
>             {
>                 e.printStackTrace();
>             }
>             logger.info("转账成功");
>         }
>     }
> 
>     package com.powernode.spring6.Test;
>     
>     import com.powernode.bank.service.AccountService;
>     import org.slf4j.Logger;
>     import org.slf4j.LoggerFactory;
>     import org.springframework.context.ApplicationContext;
>     import org.springframework.context.support.ClassPathXmlApplicationContext;
>     
>     public class Test
>     {
>         private static final Logger logger = LoggerFactory.getLogger(Test.class);
>         @org.junit.Test
>         public void Test()
>         {
>             ApplicationContext applicationContext = new ClassPathXmlApplicationContext("spring.xml");
>             AccountService accountService = applicationContext.getBean("accountService", AccountService.class);
>             try
>             {
>                 accountService.transfer("act-001","act-002",10000);
>             }
>             catch (Exception e)
>             {
>                 e.printStackTrace();
>             }
>             logger.info("转账成功");
>         }
>     }

>     <?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>
>         <settings>
>             
>             <setting name="lazyLoadingEnabled" value="true"/>
>             <setting name="mapUnderscoreToCamelCase" value="true"/>
>             <setting name="logImpl" value="STDOUT_LOGGING"/>
>             <setting name="cacheEnabled" value="true"/>
>         </settings>
>         <typeAliases>
>             <package name="com.powernode.bank.pojo"/>
>         </typeAliases>
>         
>         <plugins>
>             <plugin interceptor="com.github.pagehelper.PageInterceptor"></plugin>
>         </plugins>
>     </configuration>
> 
>     <?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>
>         <settings>
>             
>             <setting name="lazyLoadingEnabled" value="true"/>
>             <setting name="mapUnderscoreToCamelCase" value="true"/>
>             <setting name="logImpl" value="STDOUT_LOGGING"/>
>             <setting name="cacheEnabled" value="true"/>
>         </settings>
>         <typeAliases>
>             <package name="com.powernode.bank.pojo"/>
>         </typeAliases>
>         
>         <plugins>
>             <plugin interceptor="com.github.pagehelper.PageInterceptor"></plugin>
>         </plugins>
>     </configuration>