Re: Java 8 testing in Fedora

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* Mikolaj Izdebski <mizdebsk@xxxxxxxxxx> [2014-04-02 07:21]:
> I have done a rebuild [1] of Java packages using Java 8.  About 20 % of
> packages currently fail, but mostly for reasons not related directly to
> Java 8.
> 
> Some of problems I have found:
> 
> 1) Some collection iterators return elements in different order - most
> common problem, which breaks tests in many packages and who knows what
> else.
> 
> Solution: work with upstream to fix buggy code that relies on order of
> elements in unordered collections.
> 
> 2) Assertion failure jn javadoc - rhbz#1082186
> 
> 3) Some new methods were added, which breaks existing code.  Examples:
>   java.util.Map - remove(K,V)
>   java.util.List - sort(Comparator)
>   java.lang.reflect.TypeVariable - getAnnotatedBounds()
>   sun.security.jgss.spi.GSSCredentialSpi - impersonate(GSSNameSpi)
> 
> Solution: patch code to implement new methods
> 

The java.util* ones use the new default mechanism and should pose no
problem afaik. Can you post a snippet of the error message?

The last 2 will require code changes to accommodate those methods.
Thankfully there should be far fewer cases of those than the first 2.

Deepak

> 4) java.lang.reflect.Proxy - fields of proxy classes cannot be accessed
> using reflection any longer?
> 
> 
> [1] The rebuild was done for testing purposes only.  Resulting Builds
> are not included in Fedora.
> 
> -- 
> Mikolaj Izdebski
> Software Engineer, Red Hat
> IRC: mizdebsk
> --
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