@SuppressWarnings("unchecked")
  public static <R, C, V> ImmutableTable<R, C, V> of() {
    return (ImmutableTable<R, C, V>) SparseImmutableTable.EMPTY;
  }
@SuppressWarnings("unchecked")
  public static <R, C, V> ImmutableTable<R, C, V> of() {
    return (ImmutableTable<R, C, V>) SparseImmutableTable.EMPTY;
  }
@ SuppressWarnings ( "unchecked" ) public static < R , C , V > ImmutableTable < R , C , V > of ( ) { return ( ImmutableTable < R , C , V > ) SparseImmutableTable . EMPTY ; }
Returns an empty immutable table.
Returns an empty immutable table .