Macs have been in a huge majority for speakers at all the talks I attended, including the keynotes. Even the Oracle staff (and Oracle has a reputation for trying to avoid spending more money on expensive hardware than it needs to), have had lots of Macs. Apple no longer provides Java for the OS X platform – it is downloaded from Oracle and there is also the OpenJDK release.
So, given that the speakers at JavaOne represent a hardcore of developers, is Mac the top development platform?
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