public static List<EClass> filterByContainmentFeature( Collection<EClass> eClasses, MappingEntry mappingEntry) { EClass superType = null; if (mappingEntry instanceof NodeMapping) { NodeReference nodeReference = (NodeReference) mappingEntry.eContainer(); if (nodeReference != null) { EReference modelReference = nodeReference.getChildrenFeature() != null ? nodeReference.getChildrenFeature() : nodeReference.getContainmentFeature(); if (modelReference != null) { superType = modelReference.getEReferenceType(); } } } else if (mappingEntry instanceof LinkMapping) { if (((LinkMapping) mappingEntry).getContainmentFeature() != null) { superType = ((LinkMapping) mappingEntry).getContainmentFeature().getEReferenceType(); } } return sort( getConcreteEClasses( getSubtypesOf( filterValidEObjectsFrom(eClasses, mappingEntry.eResource().getResourceSet()), superType))); }