//property names
		String[] propertyNames = this.getProprities();

		//mapping from property to label, needed for column header labels
		Map<String, String> propertyToLabelMap = this.getMapLabel();		

		IColumnPropertyAccessor<T> columnPropertyAccessor = 
				new ExtendedReflectiveColumnPropertyAccessor<T>(propertyNames);
		
		this.bodyLayerStack = new BodyLayerStack<T>(
				new ArrayList<T>(genericInput.getCollections()), columnPropertyAccessor,configRegistry, false);
		
		final ColumnOverrideLabelAccumulator columnLabelAccumulator = new ColumnOverrideLabelAccumulator(bodyLayerStack);
		bodyLayerStack.setConfigLabelAccumulator(columnLabelAccumulator);
		registerColumnLabels(columnLabelAccumulator);

....
}


private void registerColumnLabels(ColumnOverrideLabelAccumulator columnLabelAccumulator) {
		if(propertiesLabelShow != null && !propertiesLabelShow.keySet().isEmpty()){
			List<FieldInformation> sortFis = getSortFieldInformation();
			int i =0;
			for (FieldInformation fieldInformation : sortFis) {
				Field field = propertiesLabelShow.get(fieldInformation);
				columnLabelAccumulator.registerColumnOverrides(i, field.getName());
				i++;
			}
		}
		
	}