private boolean internalQueueTincrement(TIncrement inc) {
    byte[][] famAndQf = CellUtil.parseColumn(inc.getColumn());

    if (famAndQf.length != 2) {
      return false;
    }

    return internalQueueIncrement(inc.getTable(), inc.getRow(), famAndQf[0], famAndQf[1],
      inc.getAmmount());
  }
Used to identify a cell that will be incremented.
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift/IncrementCoalescer.java