不过，在面向方面编程（AOP）出现之前，为横切行为（如安全、事务管理或者持久性）编写测试很困难。

Prior to the advent of aspect-oriented programming (AOP), however, it was difficult to write certain kinds of tests for crosscutting behavior such as security, transaction management, or persistence.

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为xa通信配置的某些事务管理器会限制应用程序编程人员使用特定于资源管理器的两阶段提交语句。

Some transaction managers configured for XA communication restrict application programmers from using resource manager-specific two-phase commit statements.

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除了简单的MVC功能之外，Spring带来很多其他功能，比如中间层访问、事务管理、面向方面的编程(AOP)，依赖项注入等等。

Spring brings a lot to the table beyond simple MVC capabilities, such as middle-tier access, transaction management, aspect-oriented programming (AOP), dependency injection, and so on.

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