Spring XML 기반 성명 식 트 랜 잭 션 제어 (설정 방식)

이것 은 계좌 이체 사례 로 XML 성명 사무 통제, 사용 방법 을 이해 하기 쉽다.

dao   jdbcDaoSupport

/**
 *          
 */
public class AccountDaoImpl extends JdbcDaoSupport implements IAccountDao {

    @Override
    public Account findAccountById(Integer accountId) {
        List<Account> accounts = super.getJdbcTemplate().query("select * from account where id = ?",new BeanPropertyRowMapper<Account>(Account.class),accountId);
        return accounts.isEmpty()?null:accounts.get(0);
    }

    @Override
    public Account findAccountByName(String accountName) {
        List<Account> accounts = super.getJdbcTemplate().query("select * from account where name = ?",new BeanPropertyRowMapper<Account>(Account.class),accountName);
        if(accounts.isEmpty()){
            return null;
        }
        if(accounts.size()>1){
            throw new RuntimeException("      ");
        }
        return accounts.get(0);
    }

    @Override
    public void updateAccount(Account account) {
        super.getJdbcTemplate().update("update account set name=?,money=? where id=?",account.getName(),account.getMoney(),account.getId());
    }
}

/**
 *          
 *
 *             
 */
public class AccountServiceImpl implements IAccountService{

    private IAccountDao accountDao;

    public void setAccountDao(IAccountDao accountDao) {
        this.accountDao = accountDao;
    }

    @Override
    public Account findAccountById(Integer accountId) {
        return accountDao.findAccountById(accountId);

    }



    @Override
    public void transfer(String sourceName, String targetName, Float money) {
        System.out.println("transfer....");
            //2.1          
            Account source = accountDao.findAccountByName(sourceName);
            //2.2          
            Account target = accountDao.findAccountByName(targetName);
            //2.3      
            source.setMoney(source.getMoney()-money);
            //2.4      
            target.setMoney(target.getMoney()+money);
            //2.5      
            accountDao.updateAccount(source);

            int i=1/0;

            //2.6      
            accountDao.updateAccount(target);
    }
}

Bean.xml   spring          DataSourceTransactionManager

<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       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/tx
        http://www.springframework.org/schema/tx/spring-tx.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">

    
    <bean id="accountService" class="com.itheima.service.impl.AccountServiceImpl">
        <property name="accountDao" ref="accountDao">property>
    bean>

    
    <bean id="accountDao" class="com.itheima.dao.impl.AccountDaoImpl">
        <property name="dataSource" ref="dataSource">property>
    bean>


    
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="com.mysql.jdbc.Driver">property>
        <property name="url" value="jdbc:mysql://localhost:3306/eesy">property>
        <property name="username" value="root">property>
        <property name="password" value="1234">property>
    bean>

    
    
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource">property>
    bean>

    
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        
        <tx:attributes>
            <tx:method name="*" propagation="REQUIRED" read-only="false"/>
            <tx:method name="find*" propagation="SUPPORTS" read-only="true">tx:method>
        tx:attributes>
    tx:advice>

    
    <aop:config>
        
        <aop:pointcut id="pt1" expression="execution(* com.itheima.service.impl.*.*(..))">aop:pointcut>
        
        <aop:advisor advice-ref="txAdvice" pointcut-ref="pt1">aop:advisor>
    aop:config>
beans>