spring事务配置

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spring 不同数据源事务配置

配置事务

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@Configuration
public class TranscationConfig {
    @Bean(name = "mongoTransactionManager")
    MongoTransactionManager transactionManager(MongoDbFactory factory){
        return new MongoTransactionManager(factory);
    }

 @Bean(name = "javaTransactionManager")
    @Primary //事务默认使用mysql数据库
    public DataSourceTransactionManager testTransactionManager(@Qualifier("dataSource") DataSource dataSource) {
        return new DataSourceTransactionManager(dataSource);
    }
}


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同时支持
@Configuration
public class TransactionConfig {
    @Bean
    MongoTransactionManager mongoTransactionManager(MongoDbFactory mongoDbFactory) {
        return new MongoTransactionManager(mongoDbFactory);
    }

    @Bean
    DataSourceTransactionManager transactionManager(DataSource dataSource) {
        return new DataSourceTransactionManager(dataSource);
    }

    @Bean
    @Primary
    public PlatformTransactionManager chainedTransactionManager(MongoTransactionManager mongoTransactionManager,
                                                                DataSourceTransactionManager dataSourceTransactionManager) {
        return new ChainedTransactionManager(mongoTransactionManager, dataSourceTransactionManager);
    }
}