有些提供了文件锁来防止多个用户的并行访问。

Some provide file locking to prevent concurrent access.

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写操作完成之后，它刷新文件缓冲区并解除文件锁。

On completion of the writing, it flushes the file buffers and unlocks the file.

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例如，清单7中的接口定义用于配置应用程序的文件锁的字段。

For example, the interface in Listing 7 defines fields for configuring an application's file locks.

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