Re: [Exist-open] Building eXist for Java 1.7

[Adam R. <ad...@ex...>]

Hmmm, I recall but cant find right now, that the target can allow you
to exploit modern things in the newer JVM that arent in the older
(1.6) JVM - if I was you I would target the JVM that you are using.

Also see here -

http://docs.oracle.com/javase/7/docs/technotes/tools/windows/javac.html#seealso

The note about bootstrap classes is interesting, and the thing that I
think you were experiencing

On 15 December 2011 20:54, Martin Holmes <mh...@uv...> wrote:
> Based on this, we'll stop making that change. That should reduce the
> warnings. On our build with Oracle 1.6, we're currently only seeing two
> warnings which seem to be part of the same issue:
>
> 1 [javac]
> /var/lib/jenkins/jobs/eXist1.5_WAR_OracleJDK1.6/workspace/extensions/modules/src/org/exist/xquery/modules/xslfo/RenderXXepProcessorAdapter.java:63:
> warning: non-varargs call of varargs method with inexact argument type
> for last parameter;
>
> 2 [javac] cast to java.lang.Object[] for a non-varargs call and to
> suppress this warning
>
> Cheers,
> Martin
>
> On 11-12-15 12:33 PM, Dannes Wessels wrote:
>> On 15 dec. 2011, at 18:05, Martin Holmes<mh...@uv...>  wrote:
>>
>>> but that the target should be 1.7,
>>> because that's the JDK version of the compiler, and the architecture on
>>> which we're planning to run the results. Am I right?
>>
>> Not really. The most important thing what target=1.7 effectively does, is that the jars cannot be run on 1.6 anymore (by setting a magic set of bytes in the class). The content of the jars does not change however.
>>
>> It is not needed to set it to 1.7, it will not make the classes run better of different or so. 1.6 is a good value here. Java classes are always forward compatible.....
>>
>> D.
>> ------------------------------------------------------------------------------
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>
>
>
> ------------------------------------------------------------------------------
> 10 Tips for Better Server Consolidation
> Server virtualization is being driven by many needs.
> But none more important than the need to reduce IT complexity
> while improving strategic productivity.  Learn More!
> http://www.accelacomm.com/jaw/sdnl/114/51507609/
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-- 
Adam Retter

eXist Developer
{ United Kingdom }
ad...@ex...
irc://irc.freenode.net/existdb