Which JVMs do not support direct java.nio.ByteBuffer?

Posted by Joe Holloway on Stack Overflow See other posts from Stack Overflow or by Joe Holloway
Published on 2010-04-07T22:52:02Z Indexed on 2010/04/08 1:43 UTC
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The release notes for Java NIO (in Java 1.4+) state that support for direct ByteBuffers is an optional feature. I am curious which JVM vendors/flavors do not support it? Should a JNI library always code for managed ByteBuffers and relegate direct ByteBuffers as an optimization?

Thanks

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