{
super( initialCapacity, loadFactor, mapThreshold, listThreshold );
this.flowProcess = flowProcess;
this.spillStrategy = getSpillStrategy();
FactoryLoader loader = FactoryLoader.getInstance();
this.tupleCollectionFactory = loader.loadFactoryFrom( flowProcess, TupleMapFactory.TUPLE_MAP_FACTORY, HadoopTupleCollectionFactory.class );
}