final String rekName,
final ParCollection params,
final Random rand) {
RekVerfahren rekombinationsVerfahren = null;
if (!params.getPlugIDList().contains(new EvolutionPluginCompletelyEvolvable().id())) {
throw new RuntimeException(
"OpsFactory needs the plugin: "
+ new EvolutionPluginCompletelyEvolvable().id() + ".");
}
if (rekName.equalsIgnoreCase(
new RekTrivial(0, 0, false, 0, rand).id())) {
rekombinationsVerfahren = new RekTrivial(