...y control) Atomicity Control 目的：维持交易之不可分割性(或完整性) 方法：交易程式之编写设定同步点(Synchronization points)，分别为begin transaction, commit, rollback。
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The Barrier class is used to create synchronization points for multi-phase operations.
Barrier类的作用是在多个阶段的操作之间创建同步点。
An algorithm of automatically spotting the synchronization points is provided, which is a pivot in this strategy.
同时，设计了同步点自动定位算法，它是实现该策略的关键技术。
This CICS task can itself be composed of multiple recoverable units-of-work (also known as logical units of work) demarcated by synchronization points (syncpoints).
该任务本身由多个可恢复的工作单元（也被称为逻辑工作单元）组成，这些工作单元通过同步点区分。
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