public static String concatDesc(
final EObject listOwner,
final EList<Description> list,
final String filterString,
final String separationString) {
if (filterString == null) {
throw new NullPointerException("language must not be null"); // $NON-NLS-1$
}
String retString = ""; // $NON-NLS-1$
for (final Description obj : list) {
if (obj != null && passesFilter(filterString.length() == 0 ? null : filterString, obj)) {
FeatureMap contents = obj.getAny();
Object object = getDescriptionValues(contents);
if (object instanceof String) {
retString += (String) object;
} else if (object instanceof Collection) {
Iterator<Object> it = ((Collection) object).iterator();
while (it.hasNext()) {
Object next = it.next();
if (next instanceof String) {
retString += (String) next;
}
}
}
}
}
return retString;
}
private static boolean passesFilter(final String expectedLang, final Description langOwner) {
final Object lang = langOwner.getLang();
return ((expectedLang == null && lang == null)
|| (expectedLang != null && expectedLang.equals(lang)));
}
