code: @Inline(value="$2.$3unmodifiableMap($1)", imported=Collections.class)
  	public static <K, V> Map<K, V> unmodifiableView(Map<? extends K, ? extends V> map) {
  		return Collections.unmodifiableMap(map);
  	}
docs: Returns an unmodifiable view of the specified {@code map}.
  
  @param map
  the map for which an unmodifiable view is to be returned. May not be <code>null</code>.
  @return an unmodifiable view of the specified map.
  @see Collections#unmodifiableMap(Map)