Java advocate Peter Lawrey, author of the Vanilla Java blog, cites Sockets Direct Protocol (SDP) capabilities as important for network file I/O. "SDP is really there to improve support for Infiniband," he says. Infiniband is a competitor to iSCSI that has been making some headway in virtualization environments.
Java SE 7 also features the XRender pipeline for 2D graphics rendering; it runs on top of the X Window system and can access modern graphics processors.
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