我有包含以下代码的 OwnerService
类:
public RegisterOwnerResult registerOwner(RegisterOwnerRequest request) {
try {
Owner owner = doRegisterOwner(request);
return RegisterOwnerResult.createSuccessful(owner.getId());
} catch (Exception ex) {
return RegisterOwnerResult.createUnsuccessful();
}
}
@TransactionAttribute(TransactionAttributeType.REQUIRES_NEW)
private Owner doRegisterOwner(RegisterOwnerRequest request) {
Account account = new Account(request.getEmail(), request.getPassword());
Owner owner = new Owner(account, request.getFirstName(), request.getLastName());
ownerFacade.create(owner);
return owner;
}
和启动数据库的 Startup Singleton bean:
@PostConstruct
public void initiate() {
RegisterOwnerRequest registerOwnerRequest = new RegisterOwnerRequest(
"john.barton@example.com",
"pass123",
"John",
"Barton"
);
RegisterOwnerResult registerOwnerResult = ownerService.registerOwner(registerOwnerRequest);
if (registerOwnerResult.wasSuccessful()) {
System.out.println("Owner ID: " + registerOwnerResult.getOwnerId());
}
}
但不幸的是 registerOwnerResult.getOwnerId() 返回 null。我想原因是 doRegisterOwner
方法没有提交对数据库的更改。我不知道它是功能还是错误,但我还是想让它工作。
最佳答案
这是设计使然。只有外部调用(即来自通过容器的代理/拦截系统的其他 bean 的调用)尊重任何属性。
如果您希望在新事务中调用 doRegisterOwner
,请将该代码移动到另一个 session bean。或者简单地将注释移动到 OwnerService
中的公共(public) registerOwner
方法。
关于java - 为什么 @TransactionAttribute(TransactionAttributeType.REQUIRES_NEW) 不提交?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/35361876/