Set<String> labelsToAddAsAttributes = labelsToMessageAttibutes(mod.getLabelsToAdd()); Set<String> labelsToRemoveAsAttributes = labelsToMessageAttibutes(mod.getLabelsToRemove()); Set<String> markersToAddAsAttributes = markersToMessageAttibutes(mod.getMarkersToAdd()); Set<String> markersToRemoveAsAttributes = markersToMessageAttibutes(mod.getMarkersToRemove());