code: private static void getKeyInfo(UResourceBundle keyInfoRes) {
          Set<String> _deprecatedKeys = new LinkedHashSet<String>();
          Map<String, ValueType> _valueTypes = new LinkedHashMap<String, ValueType>();
          for (UResourceBundleIterator keyInfoIt = keyInfoRes.getIterator(); keyInfoIt.hasNext();) {
              UResourceBundle keyInfoEntry = keyInfoIt.next();
              String key = keyInfoEntry.getKey();
              KeyInfoType keyInfo = KeyInfoType.valueOf(key);
              for (UResourceBundleIterator keyInfoIt2 = keyInfoEntry.getIterator(); keyInfoIt2.hasNext();) {
                  UResourceBundle keyInfoEntry2 = keyInfoIt2.next();
                  String key2 = keyInfoEntry2.getKey();
                  String value2 = keyInfoEntry2.getString();
                  switch (keyInfo) {
                  case deprecated:
                      _deprecatedKeys.add(key2);
                      break;
                  case valueType:
                      _valueTypes.put(key2, ValueType.valueOf(value2));
                      break;
                  }
              }
          }
          DEPRECATED_KEYS = Collections.unmodifiableSet(_deprecatedKeys);
          VALUE_TYPES = Collections.unmodifiableMap(_valueTypes);
      }
docs: Reads
  keyInfo{
  deprecated{
  kh{"true"}
  vt{"true"}
  }
  valueType{
  ca{"incremental"}
  kr{"multiple"}
  vt{"multiple"}
  x0{"any"}
  }
  }