SetJoiner (WEIGHTED_ROUND_ROBIN(M/4, M/4));
SetJoiner (WEIGHTED_ROUND_ROBIN(K/4, K/4));
                  public void Init() {                     SetSplitter(ROUND_ROBIN ());                     Add(new Identity(Float.TYPE));                     Add(new Identity(Float.TYPE));                     SetJoiner (WEIGHTED_ROUND_ROBIN(M/4, M/4));               }});