Why "/ 1000 * 1000

[Yaakov Chaikin]

Hi,

While reading the Tomcat's source code, I noticed the following line
in the service method of the HttpServlet class:
if (ifModifiedSince < (lastModified / 1000 * 1000))

What's the point of "/ 1000 * 1000"? To drop off some precision?

Thanks,
Yaakov.

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