@Override
  public <N> MutationResult insertCounter(final K key, final String cf, final HCounterColumn<N> c) {
    addCounter(key,cf, c);
    return execute();
  }
@ Override public < N > MutationResult insertCounter ( final K key , final String cf , final HCounterColumn < N > c ) { addCounter ( key , cf , c ) ; return execute ( ) ; }
Counters support.