Note: The necessary exception handling logic has been excluded for clarity in most of the code examples in this article.
注释： 必要的异常处理逻辑已经排除在这篇文章中的大多数样例代码，这主要是为了代码更清晰。
Note that exception handling and business logic have been simplified for the sake of brevity.
请注意，出于简便的原因，例外处理和业务逻辑已经做了简化处理。
Listing 2 is a sample of how a business method can be implemented in case of a bean-managed transaction (note that exceptions handling is omitted for simplicity)?
清单2示例展示了业务方法在bean管理事务的情况下是如何实现的(注意，为简化起见省略了异常处理)？
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