code: private void resolveName(ConfigurationMetadataItem item) {
  		item.setName(item.getId()); // fallback
  		ConfigurationMetadataSource source = getSource(item);
  		if (source != null) {
  			String groupId = source.getGroupId();
  			String dottedPrefix = groupId + ".";
  			String id = item.getId();
  			if (hasLength(groupId) && id.startsWith(dottedPrefix)) {
  				String name = id.substring(dottedPrefix.length());
  				item.setName(name);
  			}
  		}
  	}
docs: Resolve the name of an item against this instance.
  @param item the item to resolve
  @see ConfigurationMetadataProperty#setName(String)