Raul, the bug you identify below has been fixed for a while on the SVN repository. I suggest you use that version rather than the current tarball.

I'm delaying putting out a new tarball because I'm waiting -- hopefully -- for some submitted benchmark code to be readied prior to the next release.

Sean


On Oct 18, 2012, at 6:25 AM, Raul Lara Cabrera wrote:

> Hello everyone,
>
> I think I have found a bug inside the "setGenomeLength" method of the
> GeneVectorIndividual class. I am using individuals with random length
> initialization and custom genes. When initialising the population, the
> method "setGenomeLength" raises an ArrayIndexOutOfBounds exception. This
> method's implementation is the following:
>
> public void setGenomeLength(int len)
> {
> GeneVectorSpecies s = (GeneVectorSpecies) species;
> VectorGene[] newGenome = new VectorGene[len];
> System.arraycopy(genome, 0, newGenome, 0,
> genome.length < newGenome.length ? genome.length : newGenome.length);
> for(int x=genome.length; x< newGenome.length; x++)
> if (genome[x]==null) genome[x] = (VectorGene)(s.genePrototype.clone()); // not reset
> genome = newGenome;
> }
>
> The line which raises the exception is:
> if (genome[x]==null) genome[x] = (VectorGene)(s.genePrototype.clone()); // not reset
>
> I think that this line should be
> if (newGenome[x]==null) newGenome[x] = (VectorGene)(s.genePrototype.clone());
>
> because after the for-loop newGenome is assigned to genome, and when entering the loop, genome.length is 1 so it always raises an exception.
>
> Am I right?
>
>
> Regards,
>
> Raul.