spring boot 2.3.3.RELEASE 通过代码 批量 配置事务

因为看工作中看其他人都是用xml配置事务，觉得有更适合spring boot的配置方法，就网上搜索了一些资料，做了个总结，废话不多说，上代码

1. pom.xml

	<dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jdbc</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.mybatis.spring.boot/mybatis-spring-boot-starter -->
        <dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>2.1.3</version>
        </dependency>


        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <scope>runtime</scope>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.alibaba/druid -->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>1.1.23</version>
        </dependency>

        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>log4j-over-slf4j</artifactId>
        </dependency>


        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
            <exclusions>
                <exclusion>
                    <groupId>org.junit.vintage</groupId>
                    <artifactId>junit-vintage-engine</artifactId>
                </exclusion>
            </exclusions>
        </dependency>


        <!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.18.12</version>
            <scope>provided</scope>
        </dependency>
		<!--aop 的starter 本次重点-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-aop</artifactId>
        </dependency>


        <!-- https://mvnrepository.com/artifact/com.github.pagehelper/pagehelper-spring-boot-starter -->
        <dependency>
            <groupId>com.github.pagehelper</groupId>
            <artifactId>pagehelper-spring-boot-starter</artifactId>
            <version>1.3.0</version>
        </dependency>


    </dependencies>

2. 配置类

package com.zhengzx.config;

import com.alibaba.druid.pool.DruidDataSource;
import org.aspectj.lang.annotation.Aspect;
import org.springframework.aop.Advisor;
import org.springframework.aop.aspectj.AspectJExpressionPointcut;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionManager;
import org.springframework.transaction.interceptor.DefaultTransactionAttribute;
import org.springframework.transaction.interceptor.NameMatchTransactionAttributeSource;
import org.springframework.transaction.interceptor.TransactionInterceptor;

import javax.sql.DataSource;

/**
 * @program: springboot-04-jdbc
 * @description: 全局事务
 * @author: zhengzx
 * @create: 2020-09-25 15:02
 **/
@Configuration
@Aspect
public class TransactionAdviceConfig {
    private static final String AOP_POINTCUT_EXPRESSION = "execution (* com.***.controller.*.*(..))";

    @Autowired
    TransactionManager transactionManager;



    @Bean
    public TransactionInterceptor txAdvice() {
        //事务策略
        DefaultTransactionAttribute txAttr_REQUIRED = new DefaultTransactionAttribute();
        txAttr_REQUIRED.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);

        //只读的事务策略
        DefaultTransactionAttribute txAttr_REQUIRED_READONLY = new DefaultTransactionAttribute();
        txAttr_REQUIRED_READONLY.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
        txAttr_REQUIRED_READONLY.setReadOnly(true);

        //匹配方法名 设置对应的事务策略
        NameMatchTransactionAttributeSource source = new NameMatchTransactionAttributeSource();

        source.addTransactionalMethod("add*", txAttr_REQUIRED);
        source.addTransactionalMethod("delete*", txAttr_REQUIRED);
        source.addTransactionalMethod("update*", txAttr_REQUIRED);
        source.addTransactionalMethod("exec*", txAttr_REQUIRED);
        source.addTransactionalMethod("set*", txAttr_REQUIRED);
        //查询功能一般为只读
        source.addTransactionalMethod("get*", txAttr_REQUIRED_READONLY);
        source.addTransactionalMethod("query*", txAttr_REQUIRED_READONLY);
        source.addTransactionalMethod("find*", txAttr_REQUIRED_READONLY);
        source.addTransactionalMethod("list*", txAttr_REQUIRED_READONLY);
        source.addTransactionalMethod("count*", txAttr_REQUIRED_READONLY);
        source.addTransactionalMethod("is*", txAttr_REQUIRED_READONLY);


        return new TransactionInterceptor(transactionManager, source);
    }


    @Bean
    public Advisor txAdviceAdvisor() {
        AspectJExpressionPointcut pointcut = new AspectJExpressionPointcut();
        //配置切面
        pointcut.setExpression(AOP_POINTCUT_EXPRESSION);
        return new DefaultPointcutAdvisor(pointcut, txAdvice());
    }
}

注释说的都比较清楚，有任何问题欢迎留言！