public static void setRequiredType(WriteGraph g, Resource componentType, Resource property,
String requiredType, Resource possibleType) throws DatabaseException {
Layer0 L0 = Layer0.getInstance(g);
public static void setRequiredType(WriteGraph g, Resource componentType, Resource property,
String requiredType, Resource possibleType) throws DatabaseException {
Layer0 L0 = Layer0.getInstance(g);