code: @Override
  	public void setup(AbstractInvokable parent) {
  		this.parent = parent;
  
  		@SuppressWarnings("unchecked")
  		final GenericCombine<T> combiner =
  			RegularPactTask.instantiateUserCode(this.config, userCodeClassLoader, GenericCombine.class);
  		this.combiner = combiner;
  		combiner.setRuntimeContext(getUdfRuntimeContext());
  	}
docs: --------------------------------------------------------------------------------------------