JTA 구성요소를 사용하여 SpringBoot2에서 다중 데이터 소스 트랜잭션 관리를 구현하는 방법

<!--SpringBoot核心依赖-->
<dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-web</artifactid>
</dependency>
<!--JTA组件核心依赖-->
<dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-jta-atomikos</artifactid>
</dependency>

spring:
  jta:
    transaction-manager-id: jtaManager
  # 数据源配置
  datasource:
    type: com.alibaba.druid.pool.DruidDataSource
    data01:
      driverClassName: com.mysql.jdbc.Driver
      dbUrl: jdbc:mysql://localhost:3306/data-one
      username: root
      password: 000000
    data02:
      driverClassName: com.mysql.jdbc.Driver
      dbUrl: jdbc:mysql://localhost:3306/data-two
      username: root
      password: 000000

@Component
@ConfigurationProperties(prefix = "spring.datasource.data01")
public class DruidOneParam {
    private String dbUrl;
    private String username;
    private String password;
    private String driverClassName;
}

package com.jta.source.conifg;
@Configuration
@MapperScan(basePackages = {"com.jta.source.mapper.one"},sqlSessionTemplateRef = "data01SqlSessionTemplate")
public class DruidOneConfig {
    private static final Logger LOGGER = LoggerFactory.getLogger(DruidOneConfig.class) ;
    @Resource
    private DruidOneParam druidOneParam ;
    @Primary
    @Bean("dataSourceOne")
    public DataSource dataSourceOne () {
        // 设置数据库连接
        MysqlXADataSource mysqlXADataSource = new MysqlXADataSource();
        mysqlXADataSource.setUrl(druidOneParam.getDbUrl());
        mysqlXADataSource.setUser(druidOneParam.getUsername());
        mysqlXADataSource.setPassword(druidOneParam.getPassword());
        mysqlXADataSource.setPinGlobalTxToPhysicalConnection(true);
        // 事务管理器
        AtomikosDataSourceBean atomikosDataSourceBean = new AtomikosDataSourceBean();
        atomikosDataSourceBean.setXaDataSource(mysqlXADataSource);
        atomikosDataSourceBean.setUniqueResourceName("dataSourceOne");
        return atomikosDataSourceBean;
    }
    @Primary
    @Bean(name = "sqlSessionFactoryOne")
    public SqlSessionFactory sqlSessionFactoryOne(
            @Qualifier("dataSourceOne") DataSource dataSourceOne) throws Exception{
        // 配置Session工厂
        SqlSessionFactoryBean sessionFactory = new SqlSessionFactoryBean();
        sessionFactory.setDataSource(dataSourceOne);
        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        sessionFactory.setMapperLocations(resolver.getResources("classpath*:/dataOneMapper/*.xml"));
        return sessionFactory.getObject();
    }
    @Primary
    @Bean(name = "data01SqlSessionTemplate")
    public SqlSessionTemplate sqlSessionTemplate(
            @Qualifier("sqlSessionFactoryOne") SqlSessionFactory sqlSessionFactory) {
        // 配置Session模板
        return new SqlSessionTemplate(sqlSessionFactory);
    }
}