Yes. There are few metadata files in the jars that contain build timestamps (some are ours, some are Maven created IIRC). There may be other cases I can't remember off hand (such as jar utility not producing repeatable results).
Andrus On Sep 2, 2010, at 5:00 PM, Michael Gentry wrote: > Is it expected that the checksums are different between building the > source and the binary distribution? > > ~/Downloads/cayenne-3.0.1-src> md5 > framework/cayenne-server/target/cayenne-server-3.0.1.jar > MD5 (framework/cayenne-server/target/cayenne-server-3.0.1.jar) = > b89a57ebe8e5f95bfb24ddb0f2197184 > > ~/Downloads/cayenne-3.0.1/lib> md5 cayenne-server-3.0.1.jar > MD5 (cayenne-server-3.0.1.jar) = 9be9cc7c518839a3965374f7f44b5bb9 > > I suppose there could be compiler differences. > > Thanks, > > mrg >
