List<AgDupCluster> endClusters = new LinkedList<AgDupCluster>();
        if(setList == null && posProcessTag )
        {
            Set<AgDupCluster> aux = new HashSet<AgDupCluster>();
            this.keys = new LinkedList<T>(this.index.keySet());

            for (T key : keys)
            {
                for (AgDupUnweiIndexElement<T> agDupCluster : this.index.get(key))
                    aux.add(agDupCluster.candInfo);
            }

            endClusters.addAll(aux);

            posProcessTag = false;
        }

        // caso esteja no pos processamento de retorno
        if(!posProcessTag)
        {
            if(inputExhausted)
                return null;

            if(endClusters.size() > 0)
            {
                while(this.buffer.size() < this.bufferOutputSize)
                {
                    this.buffer.add(endClusters.remove(0));
                    if(endClusters.size() == 0)
                    {
                        this.inputExhausted = true;
                        return buffer;
                    }
                }

                return this.buffer;

            }
        }