/wro4j-core/src/main/java/ro/isdc/wro/model/factory/XmlModelFactory.java
if ( !validateXml) {
if ( !isAbstractGroup ) {
if (parsedGroup != null) { groupsInProcess.remove(name); return parsedGroup.getResources(); } final Group group = createGroup(element); groupsInProcess.remove(name); <extra_id_0> model.addGroup(group); } return group.getResources(); } protected Group createGroup(final Element element) { final String name = element.getAttribute(ATTR_GROUP_NAME);