I’ve solved this problem using ChainedTransactionManager – http://docs.spring.io/spring-data/commons/docs/1.6.2.RELEASE/api/org/springframework/data/transaction/ChainedTransactionManager.html
Spring Boot Configuration:
@Bean(name = "chainedTransactionManager")
public ChainedTransactionManager transactionManager(@Qualifier("primaryDs") PlatformTransactionManager ds1,
@Qualifier("secondaryDs") PlatformTransactionManager ds2) {
return new ChainedTransactionManager(ds1, ds2);
}
And then you can use it as follows:
@Transactional(value="chainedTransactionManager")
public void updateDb01() {
Entity01 entity01 = repository01.findOne(1234);
entity01.setName("Name");
repository01.save(entity01);
//Calling method to update DB02
updateDb02();
}
public void updateDb02() {
Entity02 entity02 = repository02.findOne(1234);
entity02.setName("Name");
repository02.save(entity02);
//Added this to force a roll back for testing
TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
}