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