timmolter/XChange — pull request #64 by vapapav (2013-03-30 09:53:29+00:00)
Title: Convert microseconds to milliseconds; mtgox sends microseconds in order book updates.

You might consider changing the interface of an OrderBookUpdate to take a Date rather than a long, pushing the task of creating a Date object down to each exchange adapter. A long in the interface can be misinterpreted to mean seconds, milliseconds, microseconds, etc.