Re: Difference of HashMap in alt-rt.jar and rt.jar?

From:
Tom Anderson <twic@urchin.earth.li>
Newsgroups:
comp.lang.java.programmer
Date:
Wed, 10 Aug 2011 23:35:32 +0100
Message-ID:
<alpine.DEB.2.00.1108102334440.21360@urchin.earth.li>
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On Tue, 9 Aug 2011, Arne Vajh?j wrote:

On 8/9/2011 4:53 PM, Tom Anderson wrote:

On Mon, 8 Aug 2011, Jan Burse wrote:

What is the difference between HashMap in alt-rt.jar and rt.jar. I
think I see a considerable speed up in one of my applications, what
would be the explanation?


I've never even heard of alt-rt.jar. What is that?


http://mail.openjdk.java.net/pipermail/hotspot-runtime-dev/2009-January/000400.html
http://www.oracle.com/technetwork/java/javase/tech/vmoptions-jsp-140102.html


Thanks. I'm still none the wiser as to what's inside this jar. It must be
in the OpenJDK repositories somewhere, but they're a nightmare to
navigate.

tom

--
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